version: teqc  2019Feb25

 SV+---------|--------|--------|--------|--------|--------|--------|--------+ SV
  1|L            LoooooooooL-                              _----------------|  1
 31|+L                             _---------_             -----------------| 31
 32|ooo+                                                 _------------------| 32
  6|oooLL_            +Looooo------------                              _----|  6
 26|ooooo-_                              _-------------_          _---------| 26
  3|ooooooL^                _____                             _-------------|  3
 16|ooooooooL-                              _------------            _------| 16
 23|ooooooooooooL                                                _----------| 23
  9|ooooooooooooooo+L                                                 _-----|  9
  7|oooooooooooooooooooo+L                                               _--|  7
 30| _Looooooooooooooooooooo+                                               | 30
  2| ____                L+oo-----------------_                             |  2
 27| L+ooooooooooL_                              ----------------_          | 27
  8|  LLoooooooooooo--                              _--------------_        |  8
  5|     --ooooooooLL           _-----------------_                         |  5
 28|      Loooooooooooooooooo----_                                          | 28
 13|         _-LoooooooooooooL_           _------------                     | 13
 11|         L+oooooooooo-_                              _----------------_ | 11
 17|           L+oooooooooooo-------_                            _____      | 17
 19|           Looooooooooooo------_                            __---__     | 19
 15|              --ooooooooo--_          _----------------                 | 15
 24|                  _-Loooo-----------_           _----------_            | 24
 12|                    _Looo-----------------                  ____        | 12
R22|_                 L+*****---                                            |R22
R14|*-_                                                                     |R14
R 4|*LL_                                                                    |R 4
R15|*****LL_                                                                |R15
R 5|*******L                  __                                            |R 5
R 6|***********++                                                           |R 6
R16|*************LL                                                         |R16
R 9|L*******************I_                                                  |R 9
R 7| --***********--                                                        |R 7
R23| _                     L+---                                            |R23
R18|     L********-_                                                        |R18
R10|     L+******************--                                             |R10
R 8|      --********LL-                                                     |R 8
R19|       LL**********-_                                                   |R19
R20|          _-L**********L--                                              |R20
R 1|           --*******L                                                   |R 1
R11|            _-***********---                                            |R11
R21|              -**********---                                            |R21
R 2|               _--L*LM_                                                 |R 2
R12|                   _-****---                                            |R12
-dn|++++++   +   ++++    +    ----------------------------------------------|-dn
+dn| 11  111 112112222 211  1-----------------------------------------------|+dn
+ 5|gfgggghhhhiklllljjikkhhhhg                                              |+ 5
Pos| ooooooooooooooooooooooooo                                              |Pos
Clk|                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^|Clk
   +---------|--------|--------|--------|--------|--------|--------|--------+   
00:00:00.000                                                        23:59:30.000
2016 009                                                                2016 009

*********************
QC of RINEX  file(s) : p1460090.16o
input RnxNAV file(s) : /ngs/projects/cors/dmt/local-data/ngs-vsu-etna/Brdc/brdc0090.16n
                       /ngs/projects/cors/dmt/local-data/ngs-vsu-etna/Brdc/brdc0090.16g
*********************

4-character ID          : P146
Receiver type           : TRIMBLE NETR9 (# = 5303K57578) (fw = 4.80)
Antenna type            : TRM29659.00     SCIT (# = 0220369480)

Time of start of window : 2016 009  00:00:00.000
   Last epoch in window : 2016 009  08:38:00.000
Time of  end  of window : 2016 009  23:59:30.000
Time line window length : 23.99 hour(s), ticked every 3.0 hour(s)
 mean antenna; # of pos :     36
  antenna WGS 84 (xyz)  : -2510765.8671 -4256096.4659 4022859.1796 (m)
  antenna WGS 84 (geo)  : N  39 deg 20' 14.91"  W 120 deg 32' 14.28"
  antenna WGS 84 (geo)  :   39.337475 deg   239.462701 deg (= -120.537299 deg)
          WGS 84 height : 2358.7272 m
|qc - header| position  :  11.0901 m
qc position offsets     :  10.8899 m vertical   2.0977 m horizontal
Observation interval    : 30.0000 seconds
Total satellites w/ obs : 43
NAVSTAR GPS SVs w/o OBS :  4  10  14  18  20  21  22  25  29 
NAVSTAR GPS SVs w/o NAV :
    GLONASS unhealthy SV: 26  27 
    GLONASS SVs w/o OBS :  3  13  17  24  25  26  27 
    GLONASS SVs w/o NAV :
Rx tracking capability  : 44 SVs
Poss. # of obs epochs   :   2880
Epochs w/ observations  :   1037
Epochs repeated         :      0  (0.00%)
Poss win obs >   0.0 deg:  40745
Poss win obs >   5.0 deg:  36278
Possible obs >   0.0 deg:  19669
Possible obs >   5.0 deg:  17739
Complete obs >   5.0 deg:  17224
 Deleted obs >   5.0 deg:    119
  Masked obs <   5.0 deg:    366
Obs w/ SV duplication   :      0  (within non-repeated epochs)
Moving average MP12     : 0.385203 m
Moving average MP21     : 0.362849 m
Points in MP moving avg : 50
Mean S1                 : 43.51 (sd=5.88 n=17335)
Mean S2                 : 36.27 (sd=8.56 n=17224)
No. of Rx clock offsets : 0
Total Rx clock drift    :  0.000000 ms
Rate of Rx clock drift  :  0.000 ms/hr
Avg time between resets : Inf minute(s)
Freq no. and timecode   : 2 13152 0001ff
Report gap > than       : 10.00 minute(s)
epochs w/ msec clk slip : 0
other msec mp events    : 0 (: 13)   {expect ~= 1:50}
IOD signifying a slip   : >400.0 cm/minute
IOD slips <   5.0 deg*  :      4
IOD slips >   5.0 deg   :      1
IOD or MP slips <   5.0*:      5
IOD or MP slips >   5.0 :      2
 * or unknown elevation
      first epoch    last epoch    sn1   sn2 
SSN 2016:009 00:00 2016:009 08:38 43.51 36.27
      first epoch    last epoch    hrs   dt  #expt  #have   %   mp1   mp2 o/slps
SUM 2016:009 00:00 2016:009 08:38 8.642  30  17739  17224  97  0.39  0.36   8612
SWN 2016:009 00:00 2016:009 23:59 24.00  30  36278  17224  47  0.39  0.36   8612



Processing parameters are:
Receiver tracking capability       : 44 SVs
Maximum ionospheric rate (L1)      : 400.00 cm/min
Report data gap greater than       : 10.00 min
Expected rms of MP12 multipath     : 65.00 cm
Expected rms of MP21 multipath     : 65.00 cm
Multipath slip sigma threshold     : 4.00 sigma
% increase in MP rms for C/A | A/S : 100.00 %
Points in MP moving averages       : 50
Minimum signal to noise for L1     : 4
Minimum signal to noise for L2     : 4
Elevation mask (cutoff)            :  5.00 degrees
Elevation comparison threshold     : 25.00 degrees
SVs w/ code data for position try  : 6
Width of ASCII summary plot        : 72
Data indicators on summary plot    : yes
Do ionospheric observable          : yes
Do ionospheric derivative          : yes
Do multipath observables           : yes
Do 1-ms receiver clock slips       : yes
Tolerance for 1-ms clock slips     : 1.00e-02 ms
Do receiver LLI slips              : yes
Do plot file(s)                    : no

Observations start   : 2016 009 00:00:00.000
Observations  end    : 2016 009 08:38:00.000
Observation interval : 30.0000 second(s)

 SV  #+hor <ele> #+mask <ele> #reprt #compl    L1     L2     P1     P2     C1     C2
--- ------ ----- ------ ----- ------ ------ ------ ------ ------ ------ ------ ------
G01    503 13.88    403 16.71    403    392    403    392      0    392    403      0
G02    308  9.48    137 19.36    137    137    137    137      0    137    137      0
G03    349 24.84    255 33.29    255    255    255    255      0    255    255      0
G05    460 13.48    388 15.52    372    359    372    359      0    359    372      0
G06    496 20.62    424 23.69    424    424    424    424      0    424    424      0
G07    854 43.53    828 44.81    828    828    828    828      0    828    828      0
G09    661 49.66    635 51.59    635    635    635    635      0    635    635      0
G11    533 17.06    462 19.31    445    438    445    438      0    438    445      0
G13    641 30.00    599 31.89    589    568    589    568      0    568    589      0
G15    475 19.65    446 20.77    433    420    433    420      0    420    433      0
G16    390 33.44    363 35.74    360    355    360    355      0    355    360      0
G17    580 50.39    555 52.55    555    555    555    555      0    555    555      0
G19    585 48.00    559 50.12    559    559    559    559      0    559    559      0
G23    510 48.21    485 50.56    485    485    485    485      0    485    485      0
G24    290 27.43    262 30.10    239    233    239    233      0    233    239      0
G26    256 22.69    229 25.07    208    203    208    203      0    203    208      0
G27    514 17.56    449 19.73    449    440    449    440      0    440    449      0
G28    794 46.17    770 47.53    770    770    770    770      0    770    770      0
G30    923 40.69    867 43.16    867    867    867    867      0    867    867      0
G31     64  5.32     34  7.87     34     34     34     34      0     34     34      0
G32    155 15.59    129 18.22    129    129    129    129      0    129    129      0
G08    604 23.71    543 26.10    526    515    526    515      0    515    526      0
G12    200 15.36    166 17.99    166    159    166    159      0    159    166      0
R01    398 14.49    341 16.49    311    309    310    309    310    309    311      0
R02    265  6.58    183  8.35    158    154    155    154    155    154    158      0
R04    121 13.30     98 15.82     98     97     97     97     97     97     98      0
R05    312 39.68    291 42.36    291    291    291    291    291    291    291      0
R06    494 47.54    472 49.64    472    472    472    472    472    472    472      0
R07    595 32.88    547 35.55    504    503    503    503    503    503    504      0
R08    508 23.83    459 26.11    411    411    411    411    411    411    411      0
R09    853 35.33    801 37.46    801    799    800    799    800    799    801      0
R10    813 36.55    783 37.85    783    783    783    783    783    783    783      0
R11    537 43.45    503 46.22    489    489    489    489    489    489    489      0
R12    264 27.24    236 30.18    200    200    200    200    200    200    200      0
R14     86  9.19     62 11.78     55     54     54     54     54     54     55      0
R15    287 29.36    258 32.38    258    258    258    258    258    258    258      0
R16    600 42.96    566 45.40    566    566    566    566    566    566    566      0
R18    409 15.50    353 17.56    339    339    339    339    339    339    339      0
R19    517 25.24    469 27.57    455    455    455    455    455    455    455      0
R20    603 34.46    556 37.16    518    518    518    518    518    518    518      0
R21    468 49.58    446 51.91    439    439    439    439    439    439    439      0
R22    291 36.49    269 39.28    269    269    269    269    269    269    269      0
R23    103  6.89     58 11.18     58     58     58     58     58     58     58      0
R13     30  3.18      6  5.76      0      0      0      0      0      0      0

Obs below mask (  5.00 deg)   :    784
Obs reported w/ code | phase  :  18127
Obs deleted (any reason)      :    903
Obs complete                  :  17224

                                |  G  |  R  |
% Obs above mask w/ no L1     :   0.0   0.1
% Obs above mask w/ no L2     :   1.1   0.1

% Obs above mask w/ no P1     : 100.0   0.1
% Obs above mask w/ no P2     :   1.1   0.1
% Obs above mask w/ no C1     :   0.0   0.0

% Obs above mask w/ low L1 S/N:   0.0   0.0
% Obs above mask w/ low L2 S/N:  19.8   0.1

No. of Rx clock offsets : 0
Total Rx clock drift    :  0.000000 ms
Rate of Rx clock drift  :  0.000000 ms/hr

elev (deg)  tot slps <ION rms, m>        5=%       1|m      15=%       2|m
 85 - 90     49    0   0.000000  
 80 - 85    181    0   0.000000  
 75 - 80    376    0   0.000000  
 70 - 75    667    0   0.000000  
 65 - 70    720    0   0.000000  
 60 - 65    684    0   0.000000  
 55 - 60   1073    0   0.000000  
 50 - 55   1065    0   0.000000  
 45 - 50   1010    0   0.000000  
 40 - 45    995    0   0.000000  
 35 - 40   1267    0   0.000000  
 30 - 35   1072    0   0.000000  
 25 - 30   1521    0   0.000000  
 20 - 25   1875    0   0.000000  
 15 - 20   1708    0   0.000000  
 10 - 15   1624    0   0.000000  
  5 - 10   1308    1   0.000000  
  0 -  5    626    3   0.000000  
    <  0      3    1   0.000000  ==============================================>

MP12 RMS summary (per SV):
                                      slips  L1 rx  L2 rx  slips  L1 rx  L2 rx
 SV  obs> 5  # del <elev> MP12 rms [m]  < 25   < 25   < 25   > 25   > 25   > 25
G01    403     11   17.22  0.529493      0      4      4      0      0      0
G02    137      0   19.36  0.372067      0      0      0      0      0      0
G03    255      0   33.39  0.304858      0      2      2      0      0      0
G05    372     13   16.41  0.583168      0      1      1      0      0      0
G06    424      0   23.87  0.478620      0      5      5      0      0      0
G07    828      0   44.90  0.283679      0      0      0      0      0      0
G09    635      0   51.68  0.257479      0      0      0      0      0      0
G11    445      7   19.98  0.426569      0      3      3      0      0      0
G13    589     21   33.34  0.344368      0      3      3      0      0      0
G15    433     13   21.79  0.388324      0     10     10      0      0      0
G16    360      5   36.53  0.284625      0      3      3      0      0      0
G17    555      0   52.55  0.241850      0      0      0      0      0      0
G19    559      0   50.12  0.257582      0      0      0      0      0      0
G23    485      0   50.61  0.257955      0      0      0      0      0      0
G24    239      6   33.22  0.369065      0      7      7      0      0      0
G26    208      5   27.56  0.373427      0      4      4      0      0      0
G27    449      9   20.02  0.432221      0      3      3      0      0      0
G28    770      0   47.53  0.271255      0      0      0      0      0      0
G30    867      0   43.16  0.310864      0      0      0      0      0      0
G31     34      0   10.20  0.404039      0      0      0      0      0      0
G32    129      0   18.67  0.451185      0      0      0      0      0      0
G08    526     11   27.11  0.352514      0      9      9      0      0      0
G12    166      7   19.07  0.432924      0      2      2      0      0      0
R01    311      2   17.66  0.511117      0      3      3      0      0      0
R02    158      4    9.32  0.697257      1     11     11      0      0      0
R04     98      1   16.56  0.451313      0      1      1      0      0      0
R05    291      0   42.40  0.413971      0      5      5      0      0      0
R06    472      0   49.75  0.416397      0      0      0      0      0      0
R07    504      1   38.05  0.421294      0      6      6      0      0      0
R08    411      0   28.16  0.427555      0      2      2      0      0      0
R09    801      2   37.54  0.421352      1     17     17      0      0      0
R10    783      0   37.85  0.432977      0      0      0      0      0      0
R11    489      0   47.54  0.442287      0      7      7      0      0      0
R12    200      0   34.51  0.465023      0      1      1      0      0      0
R14     55      1   13.98  0.528634      0      0      0      0      0      0
R15    258      0   32.48  0.453632      0      2      2      0      0      0
R16    566      0   45.47  0.425573      0      2      2      0      0      0
R18    339      0   18.03  0.495464      0      0      0      0      0      0
R19    455      0   28.22  0.421217      0      3      3      0      0      0
R20    518      0   39.52  0.450635      0     13     13      0      0      0
R21    439      0   52.83  0.382143      0      1      1      0      0      0
R22    269      0   39.28  0.425377      0      0      0      0      0      0
R23     58      0   11.18  0.446221      0      0      0      0      0      0

mean MP12 rms        :  0.385265 m
total mean elevation : 36.28 degrees
# MP12 obs >  5      :  17224
# qc MP12 slips < 25 :      2
# Rvr L1 slips < 25  :    130
# Rvr L2 slips < 25  :    130
# qc MP12 slips > 25 :      0
# Rvr L1 slips > 25  :      0
# Rvr L2 slips > 25  :      0

elev (deg)  tot slps <MP12 rms, m>        5=%       1|m      15=%       2|m
 85 - 90     49    0   0.176308  ||||
 80 - 85    181    0   0.279374  ||||||
 75 - 80    376    0   0.272933  |||||
 70 - 75    667    0   0.271744  |||||
 65 - 70    720    0   0.264882  |||||
 60 - 65    684    0   0.302449  ||||||
 55 - 60   1073    0   0.322364  ||||||
 50 - 55   1065    0   0.298429  ||||||
 45 - 50   1010    0   0.318679  ||||||
 40 - 45    995    0   0.341130  |||||||
 35 - 40   1267    0   0.347758  |||||||
 30 - 35   1072    0   0.364559  |||||||
 25 - 30   1521    0   0.371584  |||||||
 20 - 25   1875    0   0.415874  ||||||||
 15 - 20   1708    0   0.451214  |||||||||
 10 - 15   1624    0   0.534301  |||||||||||
  5 - 10   1308    2   0.571109  |||||||||||
  0 -  5    626    3   0.628195  |||||||||||||
    <  0      3    1   0.001829  ==============================================>

MP21 RMS summary (per SV):
                                      slips  L1 rx  L2 rx  slips  L1 rx  L2 rx
 SV  obs> 5  # del <elev> MP21 rms [m]  < 25   < 25   < 25   > 25   > 25   > 25
G01    403     11   17.22  0.395109      0      4      0      0      0      0
G02    137      0   19.36  0.353607      0      0      0      0      0      0
G03    255      0   33.39  0.320004      0      2      2      0      0      0
G05    372     13   16.41  0.650824      0      1      1      0      0      0
G06    424      0   23.87  0.358177      0      5      5      0      0      0
G07    828      0   44.90  0.289910      0      0      0      0      0      0
G09    635      0   51.68  0.297654      0      0      0      0      0      0
G11    445      7   19.98  0.360615      0      3      0      0      0      0
G13    589     21   33.34  0.323408      0      3      1      0      0      0
G15    433     13   21.79  0.339893      0     10      2      0      0      0
G16    360      5   36.53  0.306546      0      3      0      0      0      0
G17    555      0   52.55  0.285462      0      0      0      0      0      0
G19    559      0   50.12  0.293945      0      0      0      0      0      0
G23    485      0   50.61  0.313624      0      0      0      0      0      0
G24    239      6   33.22  0.312997      0      7      2      0      0      0
G26    208      5   27.56  0.316887      0      4      0      0      0      0
G27    449      9   20.02  0.352075      0      3      1      0      0      0
G28    770      0   47.53  0.306986      0      0      0      0      0      0
G30    867      0   43.16  0.313144      0      0      0      0      0      0
G31     34      0   10.20  0.330309      0      0      0      0      0      0
G32    129      0   18.67  0.331289      0      0      0      0      0      0
G08    526     11   27.11  0.336950      0      9      0      0      0      0
G12    166      7   19.07  0.383023      0      2      1      0      0      0
R01    311      2   17.66  0.456568      0      3      2      0      0      0
R02    158      4    9.32  0.774175      1     11      8      0      0      0
R04     98      1   16.56  0.358179      0      1      4      0      0      0
R05    291      0   42.40  0.359742      0      5      1      0      0      0
R06    472      0   49.75  0.392150      0      0      0      0      0      0
R07    504      1   38.05  0.377670      0      6      6      0      0      0
R08    411      0   28.16  0.385899      0      2      5      0      0      0
R09    801      2   37.54  0.392076      1     17      4      0      0      0
R10    783      0   37.85  0.411041      0      0      0      0      0      0
R11    489      0   47.54  0.381712      0      7      4      0      0      0
R12    200      0   34.51  0.393532      0      1      1      0      0      0
R14     55      1   13.98  0.494301      0      0      0      0      0      0
R15    258      0   32.48  0.387428      0      2      0      0      0      0
R16    566      0   45.47  0.396014      0      2      1      0      0      0
R18    339      0   18.03  0.424797      0      0      0      0      0      0
R19    455      0   28.22  0.372183      0      3      0      0      0      0
R20    518      0   39.52  0.407944      0     13     11      0      0      0
R21    439      0   52.83  0.338771      0      1      1      0      0      0
R22    269      0   39.28  0.402532      0      0      0      0      0      0
R23     58      0   11.18  0.483113      0      0      0      0      0      0

mean MP21 rms        :  0.362887 m
total mean elevation : 36.28 degrees
# MP21 obs >  5      :  17224
# qc MP21 slips < 25 :      2
# Rvr L1 slips < 25  :    130
# Rvr L2 slips < 25  :     63
# qc MP21 slips > 25 :      0
# Rvr L1 slips > 25  :      0
# Rvr L2 slips > 25  :      0

elev (deg)  tot slps <MP21 rms, m>        5=%       1|m      15=%       2|m
 85 - 90     49    0   0.330253  |||||||
 80 - 85    181    0   0.299380  ||||||
 75 - 80    376    0   0.302058  ||||||
 70 - 75    667    0   0.317757  ||||||
 65 - 70    720    0   0.296996  ||||||
 60 - 65    684    0   0.323865  ||||||
 55 - 60   1073    0   0.328896  |||||||
 50 - 55   1065    0   0.322847  ||||||
 45 - 50   1010    0   0.328628  |||||||
 40 - 45    995    0   0.329769  |||||||
 35 - 40   1267    0   0.339815  |||||||
 30 - 35   1072    0   0.352337  |||||||
 25 - 30   1521    0   0.339643  |||||||
 20 - 25   1875    0   0.365930  |||||||
 15 - 20   1708    0   0.388680  ||||||||
 10 - 15   1624    0   0.484368  ||||||||||
  5 - 10   1308    2   0.493271  ||||||||||
  0 -  5    626    4   0.457855  #||||||||
    <  0      3    1   0.105023  ##============================================>

S/N L1 summary (per elevation bin):
elev (deg)  tot SN1 sig    mean          2|0       4|0       6|0       8|0
 85 - 90     49   7.721   52.353 ####||||||||||||||||||||||
 80 - 85    181   5.585   50.507 ###||||||||||||||||||||||
 75 - 80    377   4.834   49.893 ##|||||||||||||||||||||||
 70 - 75    667   4.348   50.355 ##|||||||||||||||||||||||
 65 - 70    720   3.854   50.518 ##|||||||||||||||||||||||
 60 - 65    687   4.740   48.659 ##||||||||||||||||||||||
 55 - 60   1073   4.331   47.358 ##||||||||||||||||||||||
 50 - 55   1065   4.250   47.944 ##||||||||||||||||||||||
 45 - 50   1012   4.174   47.374 ##||||||||||||||||||||||
 40 - 45    996   4.060   45.839 ##|||||||||||||||||||||
 35 - 40   1268   4.187   44.564 ##||||||||||||||||||||
 30 - 35   1074   4.013   43.134 ##||||||||||||||||||||
 25 - 30   1522   3.648   42.613 ##|||||||||||||||||||
 20 - 25   1875   3.371   40.988 ##||||||||||||||||||
 15 - 20   1712   3.442   39.467 ##||||||||||||||||||
 10 - 15   1640   3.587   37.652 ##|||||||||||||||||
  5 - 10   1417   3.607   35.457 ##||||||||||||||||
  0 -  5    777   2.891   34.004 #||||||||||||||||
    <  0      4  17.193   25.700 #########||||

S/N L2 summary (per elevation bin):
elev (deg)  tot SN2 sig    mean          2|0       4|0       6|0       8|0
 85 - 90     49   6.794   46.541 ###||||||||||||||||||||
 80 - 85    181   3.673   47.544 ##||||||||||||||||||||||
 75 - 80    377   2.827   46.418 #||||||||||||||||||||||
 70 - 75    667   2.634   45.687 #||||||||||||||||||||||
 65 - 70    720   2.604   44.925 #|||||||||||||||||||||
 60 - 65    687   2.960   45.011 #||||||||||||||||||||||
 55 - 60   1073   3.455   43.566 ##||||||||||||||||||||
 50 - 55   1065   3.374   42.440 ##|||||||||||||||||||
 45 - 50   1012   3.503   41.280 ##|||||||||||||||||||
 40 - 45    996   3.932   40.391 ##||||||||||||||||||
 35 - 40   1268   4.404   38.900 ##|||||||||||||||||
 30 - 35   1074   4.976   36.709 ##||||||||||||||||
 25 - 30   1522   5.162   33.325 ###||||||||||||||
 20 - 25   1875   6.226   32.327 ###|||||||||||||
 15 - 20   1712   6.734   29.769 ###||||||||||||
 10 - 15   1630   7.320   26.966 ####|||||||||
  5 - 10   1316   7.552   25.018 ####|||||||||
  0 -  5    640   7.765   21.249 ####|||||||
    <  0      3   8.297    9.567 ####|
