Leica SpiderQC v4.2 Quality Report


Program Run: 2014/01/02 00:06:58.27

File Details:


Observation File: tias0010.14o
GPS Navigation File: tias0010.14n
GLONASS Navigation File: tias0010.14g
Quality Testing:  Fail (See below for details) 

Station Details:


Marker Name/Number:  TIAS  31320M001   
Observer/Agency:       
Receiver #/Type/Vers:  355494  LEICA GRX1200GGPRO  7.02/3.054 
Antenna #/Type:    LEIAX1202GG NONE   
Antenna Offsets (HEN):  0.000  0.000  0.000 
Approx Position (XYZ):  5427772.590  -1318560.286  3069385.170 
Approx Position (plh):  28° 57' 7.67645" N  13° 39' 15.39420" W  258.793m 
Diff. Est-Header:  2.6 m dX  -7.4 m dY  6.9 m dZ 
Diff. Est-Header:  10.4 m (2859 estimates) 

Session Summary:


Time of first obs:  2014/01/01 00:00:00.00 GPS 
Time of last obs:  2014/01/01 23:59:30.00 GPS 
Session length:  23.99 hours 
GPS week:  1773, day 3 
Observation interval:  30.00 seconds 
UTC leap seconds:  16 seconds 

Num SVs with obs:  49 
Num SVs with nav:  56 
Total GPS orbits:  176 
Total GLONASS orbits:  384 
Total Galileo orbits: 
SVs with obs:  G1 G2 G3 G4 G6 G7 G8 G11 G12 G13 G14 G15 G16 G17 G18 G19 G20 G21 G22 G23 G24 G25 G26 G27 G28 G29 G31 G32 R1 R2 R3 R4 R5 R6 R7 R8 R9 R11 R12 R13 R16 R17 R18 R19 R20 R21 R22 R23 R24  
SVs without obs:  G5 G9 G10 G30 R10 R14 R15 E1 E2 E3 E4 E5 E6 E7 E8 E9 E10 E11 E12 E13 E14 E15 E16 E17 E18 E19 E20 E21 E22 E23 E24 E25 E26 E27 E28 E29 E30 E31 E32 E33 E34 E35 E36 E37 E38 E39 E40 E41 E42 E43 E44 E45 E46 E47 E48 E49 E50 S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11 S12 S13 S14 S15 S16 S17 S18 S19 S20  
SVs with nav:  G1 G2 G3 G4 G5 G6 G7 G8 G9 G10 G11 G12 G13 G14 G15 G16 G17 G18 G19 G20 G21 G22 G23 G24 G25 G26 G27 G28 G29 G30 G31 G32 R1 R2 R3 R4 R5 R6 R7 R8 R9 R10 R11 R12 R13 R14 R15 R16 R17 R18 R19 R20 R21 R22 R23 R24  
SVs without nav:   
User Disabled SVs:  None 
Meteo epochs: 
Auxiliary epochs: 

Quality Testing:


  Pass/Fail   Details 
General Tests 
Epochs With Data:  Pass  Value 100.0 %, Threshold 99.0 % 
File Format:  Pass   
RX Clock:  Pass   
Other:  Pass   
     
GPS Specific Tests 
Cycle Slips:  Pass  Value 3 slips, Threshold 40 slips 
Multipath:  Pass  Value 0.17m MP1 / 0.23m MP2, Threshold 0.5 m 
Data Completeness:  Pass  Value 98.9 %, Threshold 95.0 % 
Navigation Data:  Pass   
     
GLONASS Specific Tests 
Cycle Slips:  Pass  Value 9 slips, Threshold 91 slips 
Multipath:  Pass  Value 0.17m MP1 / 0.23m MP2, Threshold 0.5 m 
Data Completeness:  Fail  Value 87.2 %, Threshold 90.0 % 
Navigation Data:  Pass   

General Quality Indicators:


Tracking   
Num obs > 0°:  39633 
Num possible obs > 0°:  49933 
Num obs with invalid nav: 
Num obs without nav: 
Num obs to unhealthy SV: 
Num obs with WLF change: 
Num complete loss of lock: 

Num obs GPS > 0°:  22628 
Num obs GLONASS > 0°:  17005 
Num obs Galileo > 0°: 
Num obs All > 0°:  39633 

Epochs with < 5 SV > 15°:  (0.0 %) 
Epochs with all SV > 15°:  1065  (37.0 %) 
Epochs with full data > 15°:  1049  (36.4 %) 

Satellite Geometry 
DOP  Minimum  Maximum  Average 
PDOP  2.8  7.6  3.8 
GDOP  3.4  9.3  4.6 

Data Gaps 
Num epochs with data:  2880 
Num epochs without data: 
Data Gaps:  0.00 seconds 

List of Data Gaps (-) 
Duration  Start Time  End Time 
None     

Non-tracked satellites > 15° (^): 
SV  Time (minutes)  Epoch Range  Elevation Range  Azimuth Range 
R20  3.000  30 / 36  15.22° / 16.72°  179.02° / 178.82° 
R10  300.000  57 / 657  15.06° / 15.11°  310.95° / 166.63° 
R14  58.000  979 / 1095  15.03° / 15.07°  318.02° / 287.60° 
G7  14.000  1605 / 1633  15.09° / 19.96°  157.70° / 153.90° 
G1  4.000  1656 / 1664  16.42° / 15.06°  126.52° / 127.68° 
G2  11.000  1983 / 2005  61.48° / 60.17°  258.82° / 248.04° 
G2  12.500  2007 / 2032  59.89° / 57.46°  246.59° / 237.19° 
R4  4.000  2111 / 2119  53.21° / 53.21°  56.27° / 56.27° 
R14  236.500  1773 / 2246  15.06° / 15.01°  154.51° / 28.36° 
G12  7.500  2404 / 2419  18.84° / 22.18°  195.73° / 195.96° 
R15  270.500  1927 / 2468  15.08° / 15.04°  177.32° / 34.80° 
G25  10.000  2544 / 2564  15.00° / 19.05°  214.00° / 215.80° 
G12  3.000  2565 / 2571  57.21° / 57.21°  206.80° / 206.80° 
G15  3.500  2565 / 2572  71.86° / 71.86°  81.79° / 81.79° 
G18  4.000  2565 / 2573  40.64° / 40.64°  285.88° / 285.88° 
G22  9.500  2565 / 2584  16.29° / 18.66°  312.42° / 309.48° 
R10  147.500  2585 / 2880  15.00° / 40.08°  261.09° / 346.10° 
Total:  1098.500 (2197 observations) 

Receiver Clock 
Clock Slips > 15°: 
Max RX clock offset:  0.000064 ms (at 2014/01/01 15:48:30.00) 
Num of RX clock resets: 
Total clock drift:  +0.000000 ms 
Rate of clock drift:  +0.000 ms/hr 
Av time between resets:  0.000 minute(s) 

Quality Indicators by Satellite System:


  Total  GPS  GLONASS  Galileo 
Tracking 
Num obs > 15°:  35135  20024  15111 
% obs > 15°:   93.9 %  98.9 %  88.0 % 
Num possible obs > 15°:  37421  20241  17180 
Num complete obs > 15°:  35001  20024  14977 
% complete obs > 15°:   93.5 %  98.9 %  87.2 % 
Average # SV per Epoch:  12.2   7.0   5.2  
         
Obs L2 : Obs L1:  0.996   1.000   0.991  
Obs L5 : Obs L1: 

Cycle Slips         
Num cycle slips > 15°:  12 
% slips per complete obs:  0.034 %  0.015 %  0.060 % 
Num complete obs per slip:  291675   667467   166411  
IOD Slips > 15°:  136  136 
Outliers > 15°: 
LLI L1 : Obs L1: 
LLI L2 : Obs L2:  0.0000   0.0001  
LLI L5 : Obs L5: 

Multipath         
MP1 RMS:  0.172 m  0.172 m  0.172 m 
MP2 RMS:  0.230 m  0.226 m  0.234 m 
MP5 RMS: 

Extended Quality Information:


Tracking by observation type > 15°: 
Type Code Phase SNR Doppler
L1 100.0 %
100.0 %
N/A N/A
L2 N/A 99.6 %
N/A N/A
L2P 99.6 %
N/A N/A N/A

Tracking by satellite > 15°: 
SV Min Elev Max Elev Possible Observations Actual Observations Observations with Invalid Ephemeris Cycle Slips
G1 15.13° 56.23° 847 838 (98.9 %)
0 (0.0 %) 0
G2 15.09° 61.72° 568 519 (91.4 %)
0 (0.0 %) 0
G3 15.08° 64.90° 795 795 (100.0 %)
0 (0.0 %) 0
G4 15.10° 85.23° 658 658 (100.0 %)
0 (0.0 %) 0
G6 15.01° 57.52° 850 850 (100.0 %)
0 (0.0 %) 0
G7 15.02° 56.21° 699 660 (94.4 %)
0 (0.0 %) 0
G8 15.00° 68.17° 589 577 (98.0 %)
0 (0.0 %) 0
G11 15.02° 61.72° 826 826 (100.0 %)
0 (0.0 %) 0
G12 15.09° 81.52° 707 677 (95.8 %)
0 (0.0 %) 0
G13 15.14° 82.81° 635 635 (100.0 %)
0 (0.0 %) 0
G14 15.13° 61.67° 569 569 (100.0 %)
0 (0.0 %) 0
G15 15.06° 72.98° 775 761 (98.2 %)
0 (0.0 %) 0
G16 15.00° 81.37° 709 709 (100.0 %)
0 (0.0 %) 0
G17 15.06° 59.22° 551 551 (100.0 %)
0 (0.0 %) 0
G18 15.04° 41.60° 802 785 (97.9 %)
0 (0.0 %) 0
G19 15.02° 64.47° 809 809 (100.0 %)
0 (0.0 %) 0
G20 15.10° 75.10° 757 757 (100.0 %)
0 (0.0 %) 0
G21 15.04° 58.40° 579 576 (99.5 %)
0 (0.0 %) 2
G22 15.00° 42.03° 811 791 (97.5 %)
0 (0.0 %) 0
G23 15.00° 70.42° 610 610 (100.0 %)
0 (0.0 %) 0
G24 15.06° 57.47° 853 850 (99.6 %)
0 (0.0 %) 0
G25 15.11° 63.93° 818 797 (97.4 %)
0 (0.0 %) 1
G26 15.06° 54.91° 822 822 (100.0 %)
0 (0.0 %) 0
G27 15.03° 56.68° 847 847 (100.0 %)
0 (0.0 %) 0
G28 15.01° 36.60° 822 822 (100.0 %)
0 (0.0 %) 0
G29 15.02° 79.70° 639 639 (100.0 %)
0 (0.0 %) 0
G31 15.07° 83.72° 651 651 (100.0 %)
0 (0.0 %) 0
G32 15.04° 82.64° 643 643 (100.0 %)
0 (0.0 %) 0
R1 15.06° 87.50° 550 550 (100.0 %)
0 (0.0 %) 0
R2 15.01° 68.49° 635 635 (100.0 %)
0 (0.0 %) 1
R3 15.02° 47.99° 763 763 (100.0 %)
0 (0.0 %) 1
R4 15.07° 53.21° 734 718 (97.8 %)
0 (0.0 %) 0
R5 15.07° 75.56° 604 604 (100.0 %)
0 (0.0 %) 0
R6 15.01° 79.37° 749 749 (100.0 %)
0 (0.0 %) 1
R7 15.13° 56.30° 932 932 (100.0 %)
0 (0.0 %) 0
R8 15.02° 62.60° 785 785 (100.0 %)
0 (0.0 %) 0
R9 15.11° 51.99° 1026 1026 (100.0 %)
0 (0.0 %) 0
R10 - - 897 0 (0.0 %)
0 (0.0 %) 0
R11 15.05° 81.96° 530 530 (100.0 %)
0 (0.0 %) 0
R12 15.00° 57.39° 640 640 (100.0 %)
0 (0.0 %) 0
R13 15.09° 41.09° 711 711 (100.0 %)
0 (0.0 %) 0
R14 - - 591 0 (0.0 %)
0 (0.0 %) 0
R15 - - 542 0 (0.0 %)
0 (0.0 %) 0
R16 15.02° 68.07° 842 842 (100.0 %)
0 (0.0 %) 0
R17 15.04° 81.83° 532 532 (100.0 %)
0 (0.0 %) 0
R18 15.02° 58.88° 731 731 (100.0 %)
0 (0.0 %) 0
R19 15.01° 65.17° 929 929 (100.0 %)
0 (0.0 %) 0
R20 15.00° 89.02° 723 702 (97.1 %)
0 (0.0 %) 4
R21 15.01° 69.01° 630 628 (99.7 %)
0 (0.0 %) 2
R22 15.05° 48.85° 756 756 (100.0 %)
0 (0.0 %) 0
R23 15.07° 51.89° 739 739 (100.0 %)
0 (0.0 %) 0
R24 15.04° 72.95° 609 609 (100.0 %)
0 (0.0 %) 0

Missing phase observations by satellite > 15°: 
SV Observations Missing L1 Missing L2
G1 2.4 %
0.0 %
0.0 %
G2 1.5 %
0.0 %
0.0 %
G3 2.3 %
0.0 %
0.0 %
G4 1.9 %
0.0 %
0.0 %
G6 2.4 %
0.0 %
0.0 %
G7 1.9 %
0.0 %
0.0 %
G8 1.6 %
0.0 %
0.0 %
G11 2.4 %
0.0 %
0.0 %
G12 1.9 %
0.0 %
0.0 %
G13 1.8 %
0.0 %
0.0 %
G14 1.6 %
0.0 %
0.0 %
G15 2.2 %
0.0 %
0.0 %
G16 2.0 %
0.0 %
0.0 %
G17 1.6 %
0.0 %
0.0 %
G18 2.2 %
0.0 %
0.0 %
G19 2.3 %
0.0 %
0.0 %
G20 2.2 %
0.0 %
0.0 %
G21 1.6 %
0.0 %
0.0 %
G22 2.3 %
0.0 %
0.0 %
G23 1.7 %
0.0 %
0.0 %
G24 2.4 %
0.0 %
0.0 %
G25 2.3 %
0.0 %
0.0 %
G26 2.3 %
0.0 %
0.0 %
G27 2.4 %
0.0 %
0.0 %
G28 2.3 %
0.0 %
0.0 %
G29 1.8 %
0.0 %
0.0 %
G31 1.9 %
0.0 %
0.0 %
G32 1.8 %
0.0 %
0.0 %
R1 1.6 %
0.0 %
0.0 %
R2 1.8 %
0.0 %
0.0 %
R3 2.2 %
0.0 %
0.0 %
R4 2.0 %
0.0 %
0.0 %
R5 1.7 %
0.0 %
0.0 %
R6 2.1 %
0.0 %
0.3 %
R7 2.7 %
0.0 %
0.0 %
R8 2.2 %
0.0 %
0.0 %
R9 2.9 %
0.0 %
6.1 %
R11 1.5 %
0.0 %
5.5 %
R12 1.8 %
0.0 %
1.3 %
R13 2.0 %
0.0 %
2.1 %
R16 2.4 %
0.0 %
0.0 %
R17 1.5 %
0.0 %
0.0 %
R18 2.1 %
0.0 %
0.0 %
R19 2.6 %
0.0 %
0.0 %
R20 2.0 %
0.1 %
0.7 %
R21 1.8 %
0.0 %
1.8 %
R22 2.2 %
0.0 %
0.0 %
R23 2.1 %
0.0 %
0.0 %
R24 1.7 %
0.0 %
0.0 %

Missing code observations by satellite > 15°: 
SV Missing C1 Missing C2P
G1 0.0 %
0.0 %
G2 0.0 %
0.0 %
G3 0.0 %
0.0 %
G4 0.0 %
0.0 %
G6 0.0 %
0.0 %
G7 0.0 %
0.0 %
G8 0.0 %
0.0 %
G11 0.0 %
0.0 %
G12 0.0 %
0.0 %
G13 0.0 %
0.0 %
G14 0.0 %
0.0 %
G15 0.0 %
0.0 %
G16 0.0 %
0.0 %
G17 0.0 %
0.0 %
G18 0.0 %
0.0 %
G19 0.0 %
0.0 %
G20 0.0 %
0.0 %
G21 0.0 %
0.0 %
G22 0.0 %
0.0 %
G23 0.0 %
0.0 %
G24 0.0 %
0.0 %
G25 0.0 %
0.0 %
G26 0.0 %
0.0 %
G27 0.0 %
0.0 %
G28 0.0 %
0.0 %
G29 0.0 %
0.0 %
G31 0.0 %
0.0 %
G32 0.0 %
0.0 %
R1 0.0 %
0.0 %
R2 0.0 %
0.0 %
R3 0.0 %
0.0 %
R4 0.0 %
0.0 %
R5 0.0 %
0.0 %
R6 0.0 %
0.3 %
R7 0.0 %
0.0 %
R8 0.0 %
0.0 %
R9 0.0 %
6.1 %
R11 0.0 %
5.5 %
R12 0.0 %
1.3 %
R13 0.0 %
2.1 %
R16 0.0 %
0.0 %
R17 0.0 %
0.0 %
R18 0.0 %
0.0 %
R19 0.0 %
0.0 %
R20 0.1 %
0.7 %
R21 0.0 %
1.8 %
R22 0.0 %
0.0 %
R23 0.0 %
0.0 %
R24 0.0 %
0.0 %

Tracking by satellite elevation > 15°: 
Elevation Cycle Slips GPS Cycle Slips GLONASS Cycle Slips Galileo Observations
85 - 90 0
0
0
0.2 %
80 - 85 0
0
0
1.2 %
75 - 80 0
0
0
1.8 %
70 - 75 0
0
0
2.4 %
65 - 70 0
0
0
3.3 %
60 - 65 0
0
0
5.3 %
55 - 60 0
0
0
7.9 %
50 - 55 0
0
0
9.0 %
45 - 50 0
0
0
9.1 %
40 - 45 0
0
0
9.2 %
35 - 40 0
1
0
9.1 %
30 - 35 0
0
0
10.4 %
25 - 30 0
2
0
9.9 %
20 - 25 0
2
0
10.0 %
15 - 20 3
4
0
11.1 %
10 - 15 0
0
0
0.0 %
5 - 10 0
0
0
0.0 %
0 - 5 0
0
0
0.0 %

Signal to Noise Ratio by satellite > 15°: 
SV L1/E1 L2 L5/E5a E5b E5a+b
G1 8.2
6.5
- - -
G2 8.3
6.3
- - -
G3 8.3
5.8
- - -
G4 8.4
6.0
- - -
G6 8.2
5.9
- - -
G7 8.0
5.7
- - -
G8 8.3
5.9
- - -
G11 8.4
5.7
- - -
G12 8.5
6.7
- - -
G13 8.4
5.8
- - -
G14 7.9
5.7
- - -
G15 8.4
6.6
- - -
G16 8.3
6.1
- - -
G17 8.4
6.4
- - -
G18 7.5
4.4
- - -
G19 8.2
6.6
- - -
G20 8.3
6.2
- - -
G21 7.6
5.2
- - -
G22 7.8
5.3
- - -
G23 8.5
5.8
- - -
G24 8.2
6.6
- - -
G25 8.3
6.3
- - -
G26 8.3
5.9
- - -
G27 8.3
6.8
- - -
G28 7.7
4.5
- - -
G29 8.4
6.7
- - -
G31 8.5
6.9
- - -
G32 8.3
6.0
- - -
R1 7.6
3.5
- - -
R2 7.6
4.5
- - -
R3 7.3
4.6
- - -
R4 7.5
4.6
- - -
R5 7.8
4.7
- - -
R6 7.4
4.5
- - -
R7 7.5
4.7
- - -
R8 7.3
4.6
- - -
R9 7.4
3.6
- - -
R11 7.3
3.5
- - -
R12 5.9
4.0
- - -
R13 6.2
4.5
- - -
R16 7.0
4.5
- - -
R17 7.7
4.8
- - -
R18 7.2
4.5
- - -
R19 7.5
4.6
- - -
R20 6.1
4.9
- - -
R21 7.2
3.4
- - -
R22 7.6
5.0
- - -
R23 7.6
4.9
- - -
R24 7.9
4.9
- - -
Average GPS: 8.2
6.0
- - -
Average GLONASS: 7.3
4.4
- - -
Average Galileo: - - - - -
Average All: 7.8
5.3
- - -

Code multipath by satellite > 15°: 
SV Av Elev MP1 MP2 MP5 MP5b MP5a+b
G1 35.7 ° 0.18 m
0.21 m
- - -
G2 38.4 ° 0.20 m
0.24 m
- - -
G3 40.0 ° 0.17 m
0.23 m
- - -
G4 50.2 ° 0.13 m
0.28 m
- - -
G6 36.3 ° 0.17 m
0.21 m
- - -
G7 35.6 ° 0.16 m
0.24 m
- - -
G8 41.6 ° 0.15 m
0.22 m
- - -
G11 38.4 ° 0.19 m
0.25 m
- - -
G12 48.3 ° 0.12 m
0.24 m
- - -
G13 49.0 ° 0.16 m
0.18 m
- - -
G14 38.4 ° 0.20 m
0.22 m
- - -
G15 44.0 ° 0.14 m
0.23 m
- - -
G16 48.2 ° 0.15 m
0.15 m
- - -
G17 37.1 ° 0.20 m
0.33 m
- - -
G18 28.3 ° 0.21 m
0.29 m
- - -
G19 39.7 ° 0.19 m
0.21 m
- - -
G20 45.1 ° 0.13 m
0.19 m
- - -
G21 36.7 ° 0.17 m
0.23 m
- - -
G22 28.5 ° 0.23 m
0.26 m
- - -
G23 42.7 ° 0.15 m
0.18 m
- - -
G24 36.3 ° 0.18 m
0.20 m
- - -
G25 39.5 ° 0.15 m
0.24 m
- - -
G26 35.0 ° 0.19 m
0.22 m
- - -
G27 35.9 ° 0.21 m
0.22 m
- - -
G28 25.8 ° 0.25 m
0.30 m
- - -
G29 47.4 ° 0.13 m
0.25 m
- - -
G31 49.4 ° 0.15 m
0.17 m
- - -
G32 48.8 ° 0.14 m
0.15 m
- - -
R1 51.3 ° 0.13 m
0.19 m
- - -
R2 41.8 ° 0.15 m
0.18 m
- - -
R3 31.5 ° 0.20 m
0.22 m
- - -
R4 34.1 ° 0.18 m
0.29 m
- - -
R5 45.3 ° 0.16 m
0.33 m
- - -
R6 47.2 ° 0.15 m
0.19 m
- - -
R7 35.7 ° 0.21 m
0.26 m
- - -
R8 38.8 ° 0.19 m
0.22 m
- - -
R9 33.5 ° 0.15 m
0.20 m
- - -
R11 48.5 ° 0.14 m
0.18 m
- - -
R12 36.2 ° 0.19 m
0.25 m
- - -
R13 28.1 ° 0.25 m
0.27 m
- - -
R16 41.5 ° 0.15 m
0.24 m
- - -
R17 48.4 ° 0.15 m
0.25 m
- - -
R18 37.0 ° 0.18 m
0.21 m
- - -
R19 40.1 ° 0.20 m
0.33 m
- - -
R20 52.0 ° 0.17 m
0.23 m
- - -
R21 42.0 ° 0.16 m
0.21 m
- - -
R22 31.9 ° 0.17 m
0.21 m
- - -
R23 33.5 ° 0.17 m
0.27 m
- - -
R24 44.0 ° 0.15 m
0.20 m
- - -
Average GPS: - 0.17 m
0.23 m
- - -
Average GLONASS: - 0.17 m
0.23 m
- - -
Average Galileo: - - - - - -
Average All: - 0.17 m
0.23 m
- - -

Code multipath by satellite elevation > 15°: 
Elevation MP1 MP2 MP5 MP5b MP5a+b
85 - 90 0.07 m
0.19 m
- - -
80 - 85 0.09 m
0.13 m
- - -
75 - 80 0.11 m
0.15 m
- - -
70 - 75 0.13 m
0.16 m
- - -
65 - 70 0.12 m
0.15 m
- - -
60 - 65 0.12 m
0.15 m
- - -
55 - 60 0.11 m
0.15 m
- - -
50 - 55 0.11 m
0.16 m
- - -
45 - 50 0.14 m
0.19 m
- - -
40 - 45 0.16 m
0.21 m
- - -
35 - 40 0.18 m
0.23 m
- - -
30 - 35 0.20 m
0.26 m
- - -
25 - 30 0.24 m
0.31 m
- - -
20 - 25 0.25 m
0.35 m
- - -
15 - 20 0.24 m
0.33 m
- - -
10 - 15 - - - - -
5 - 10 - - - - -
0 - 5 - - - - -


Observation File Messages:





GPS Navigation File Messages:




GLONASS Navigation File Messages:




General Messages:



Notes:


(*)  Signal strength is mapped between 1 (worst) and 9 (best), 5 is the threshold for good SNR, 0 indicates value is unknown 
(#)  A complete GPS observation contains non-zero L1, L2 code and phase measurements with a SNR of at least 0 
(#)  A complete GLONASS observation contains non-zero L1, L2 code and phase measurements with a SNR of at least 0 
(#)  A complete Galileo observation contains non-zero code and phase measurements with a SNR of at least 0 
(-)  The minimum duration of a data gap to be reported is 5 seconds 
(^)  A satellite has to be above the elevation mask with no observations recorded for at least 120 seconds to be reported 
The elevation mask is set at 15° 
Abbreviations: Av=Average, IOD=Ionospheric delay, Num=Number, Obs=Observations, MP=Multipath, SV=Satellite vehicle, Elev=Elevation, Nav=Navigation data (ephemeris), WLF=Wavelength factor  
It took 1.9 seconds to process this file 
This file was processed using version 4.2.0.10