Leica SpiderQC v4.2 Quality Report


Program Run: 2012/10/11 00:04:42.18

File Details:


Observation File: yaiz2840.12o
GPS Navigation File: yaiz2840.12n
GLONASS Navigation File: yaiz2840.12g
Quality Testing:  Pass 

Station Details:


Marker Name/Number:  YAIZ  31326M001   
Observer/Agency:       
Receiver #/Type/Vers:  495478  LEICA GRX1200+GNSS  8.51/6.110 
Antenna #/Type:  09260119  LEIAX1203+GNSS NONE   
Antenna Offsets (HEN):  0.000  0.000  0.000 
Approx Position (XYZ):  5425196.210  -1329094.129  3069344.538 
Approx Position (plh):  28° 57' 6.62215" N  13° 45' 55.85104" W  233.531m 
Diff. Est-Header:  3.3 m dX  -7.3 m dY  5.6 m dZ 
Diff. Est-Header:  9.8 m (2880 estimates) 

Session Summary:


Time of first obs:  2012/10/10 00:00:00.00 GPS 
Time of last obs:  2012/10/10 23:59:30.00 GPS 
Session length:  23.99 hours 
GPS week:  1709, day 3 
Observation interval:  30.00 seconds 
UTC leap seconds:  16 seconds 

Num SVs with obs:  54 
Num SVs with nav:  55 
Total GPS orbits:  181 
Total GLONASS orbits:  384 
Total Galileo orbits: 
SVs with obs:  G1 G2 G3 G4 G5 G6 G7 G8 G9 G10 G11 G12 G13 G14 G15 G16 G17 G18 G19 G20 G21 G22 G23 G25 G26 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 obs:  G24 G27 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 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:  G24  
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 16 slips, Threshold 43 slips 
Multipath:  Pass  Value 0.15m MP1 / 0.22m MP2, Threshold 0.5 m 
Data Completeness:  Pass  Value 99.7 %, Threshold 95.0 % 
Navigation Data:  Pass   
     
GLONASS Specific Tests 
Cycle Slips:  Pass  Value 13 slips, Threshold 106 slips 
Multipath:  Pass  Value 0.16m MP1 / 0.26m MP2, Threshold 0.5 m 
Data Completeness:  Pass  Value 99.6 %, Threshold 90.0 % 
Navigation Data:  Pass   

General Quality Indicators:


Tracking   
Num obs > 0°:  44125 
Num possible obs > 0°:  51598 
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°:  24319 
Num obs GLONASS > 0°:  19806 
Num obs Galileo > 0°: 
Num obs All > 0°:  44125 

Epochs with < 5 SV > 15°:  (0.0 %) 
Epochs with all SV > 15°:  2852  (99.0 %) 
Epochs with full data > 15°:  2767  (96.1 %) 

Satellite Geometry 
DOP  Minimum  Maximum  Average 
PDOP  2.8  4.5  3.4 
GDOP  3.3  5.6  4.1 

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 
None   

Receiver Clock 
Clock Slips > 15°: 
Max RX clock offset:  0.000049 ms (at 2012/10/10 19:27:30.00) 
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°:  39424  21714  17710 
% obs > 15°:   99.9 %  99.9 %  99.9 % 
Num possible obs > 15°:  39452  21733  17719 
Num complete obs > 15°:  39303  21659  17644 
% complete obs > 15°:   99.6 %  99.7 %  99.6 % 
Average # SV per Epoch:  13.7   7.5   6.1  
         
Obs L2 : Obs L1:  0.998   0.999   0.997  
Obs L5 : Obs L1: 

Cycle Slips         
Num cycle slips > 15°:  29  16  13 
% slips per complete obs:  0.074 %  0.074 %  0.074 % 
Num complete obs per slip:  135528   135369   135723  
IOD Slips > 15°:  100  35  65 
Outliers > 15°: 
LLI L1 : Obs L1: 
LLI L2 : Obs L2:  0.0001   0.0002  
LLI L5 : Obs L5: 

Multipath         
MP1 RMS:  0.153 m  0.151 m  0.156 m 
MP2 RMS:  0.240 m  0.221 m  0.263 m 
MP5 RMS: 

Extended Quality Information:


Tracking by observation type > 15°: 
Type Code Phase SNR Doppler
L1 100.0 %
99.9 %
N/A N/A
L2 N/A 99.7 %
N/A N/A
L2P 99.8 %
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 15.01° 56.30° 848 848 (100.0 %)
0 (0.0 %) 1
G2 15.01° 62.99° 580 580 (100.0 %)
0 (0.0 %) 0
G3 15.10° 62.31° 811 811 (100.0 %)
0 (0.0 %) 1
G4 15.01° 85.77° 671 671 (100.0 %)
0 (0.0 %) 0
G5 15.09° 85.35° 710 710 (100.0 %)
0 (0.0 %) 0
G6 15.07° 57.82° 852 852 (100.0 %)
0 (0.0 %) 1
G7 15.01° 54.02° 740 740 (100.0 %)
0 (0.0 %) 0
G8 15.09° 68.72° 597 579 (97.0 %)
0 (0.0 %) 3
G9 15.10° 56.36° 819 819 (100.0 %)
0 (0.0 %) 0
G10 15.04° 62.09° 828 828 (100.0 %)
0 (0.0 %) 0
G11 15.01° 61.59° 830 830 (100.0 %)
0 (0.0 %) 1
G12 15.04° 81.06° 706 706 (100.0 %)
0 (0.0 %) 0
G13 15.11° 82.58° 632 632 (100.0 %)
0 (0.0 %) 0
G14 15.09° 62.96° 564 564 (100.0 %)
0 (0.0 %) 0
G15 15.06° 71.48° 791 791 (100.0 %)
0 (0.0 %) 0
G16 15.02° 81.08° 713 713 (100.0 %)
0 (0.0 %) 1
G17 15.03° 60.38° 557 557 (100.0 %)
0 (0.0 %) 0
G18 15.02° 42.02° 801 801 (100.0 %)
0 (0.0 %) 0
G19 15.00° 62.68° 822 822 (100.0 %)
0 (0.0 %) 1
G20 15.00° 76.19° 752 752 (100.0 %)
0 (0.0 %) 0
G21 15.08° 57.57° 574 574 (100.0 %)
0 (0.0 %) 0
G22 15.03° 44.18° 791 791 (100.0 %)
0 (0.0 %) 0
G23 15.08° 68.25° 598 598 (100.0 %)
0 (0.0 %) 0
G25 15.03° 64.03° 812 812 (100.0 %)
0 (0.0 %) 0
G26 15.08° 54.59° 831 830 (99.9 %)
0 (0.0 %) 5
G28 15.07° 38.86° 827 827 (100.0 %)
0 (0.0 %) 0
G29 15.07° 79.92° 633 633 (100.0 %)
0 (0.0 %) 0
G30 15.01° 74.37° 740 740 (100.0 %)
0 (0.0 %) 1
G31 15.00° 83.44° 650 650 (100.0 %)
0 (0.0 %) 1
G32 15.03° 84.34° 653 653 (100.0 %)
0 (0.0 %) 0
R1 15.00° 68.81° 658 658 (100.0 %)
0 (0.0 %) 0
R2 15.02° 54.23° 1026 1026 (100.0 %)
0 (0.0 %) 2
R3 15.02° 74.78° 951 951 (100.0 %)
0 (0.0 %) 0
R4 15.01° 80.63° 663 663 (100.0 %)
0 (0.0 %) 0
R5 15.01° 56.45° 639 639 (100.0 %)
0 (0.0 %) 0
R6 15.01° 40.26° 710 710 (100.0 %)
0 (0.0 %) 0
R7 15.04° 62.50° 564 564 (100.0 %)
0 (0.0 %) 0
R8 15.16° 52.54° 1028 1028 (100.0 %)
0 (0.0 %) 0
R9 15.00° 73.46° 607 607 (100.0 %)
0 (0.0 %) 1
R10 15.04° 83.04° 528 528 (100.0 %)
0 (0.0 %) 1
R11 15.00° 58.44° 638 638 (100.0 %)
0 (0.0 %) 1
R12 15.01° 49.77° 859 856 (99.7 %)
0 (0.0 %) 1
R13 15.01° 87.39° 809 803 (99.3 %)
0 (0.0 %) 1
R14 15.11° 70.65° 805 805 (100.0 %)
0 (0.0 %) 0
R15 15.04° 45.81° 766 766 (100.0 %)
0 (0.0 %) 2
R16 15.01° 51.77° 738 738 (100.0 %)
0 (0.0 %) 0
R17 15.06° 57.50° 827 827 (100.0 %)
0 (0.0 %) 0
R18 15.02° 61.91° 816 816 (100.0 %)
0 (0.0 %) 1
R19 15.03° 86.58° 649 649 (100.0 %)
0 (0.0 %) 0
R20 15.05° 68.70° 629 629 (100.0 %)
0 (0.0 %) 0
R21 15.07° 48.57° 757 757 (100.0 %)
0 (0.0 %) 0
R22 15.05° 51.44° 743 743 (100.0 %)
0 (0.0 %) 1
R23 15.08° 73.92° 606 606 (100.0 %)
0 (0.0 %) 1
R24 15.01° 82.34° 703 703 (100.0 %)
0 (0.0 %) 1

Missing phase observations by satellite > 15°: 
SV Observations Missing L1 Missing L2
G1 2.2 %
0.1 %
0.2 %
G2 1.5 %
0.0 %
0.0 %
G3 2.1 %
0.0 %
0.0 %
G4 1.7 %
0.0 %
0.0 %
G5 1.8 %
0.0 %
0.0 %
G6 2.2 %
0.0 %
0.0 %
G7 1.9 %
0.0 %
0.0 %
G8 1.5 %
4.8 %
7.8 %
G9 2.1 %
0.0 %
0.0 %
G10 2.1 %
0.0 %
0.0 %
G11 2.1 %
0.0 %
0.0 %
G12 1.8 %
0.0 %
0.0 %
G13 1.6 %
0.0 %
0.0 %
G14 1.4 %
0.0 %
0.0 %
G15 2.0 %
0.0 %
0.0 %
G16 1.8 %
0.0 %
0.0 %
G17 1.4 %
0.0 %
0.0 %
G18 2.0 %
0.0 %
0.0 %
G19 2.1 %
0.0 %
0.0 %
G20 1.9 %
0.0 %
0.0 %
G21 1.5 %
0.0 %
0.0 %
G22 2.0 %
0.0 %
0.0 %
G23 1.5 %
0.0 %
0.0 %
G25 2.1 %
0.0 %
0.0 %
G26 2.1 %
0.7 %
1.0 %
G28 2.1 %
0.0 %
0.0 %
G29 1.6 %
0.0 %
0.0 %
G30 1.9 %
0.0 %
0.0 %
G31 1.6 %
0.0 %
0.0 %
G32 1.7 %
0.0 %
0.0 %
R1 1.7 %
0.0 %
0.0 %
R2 2.6 %
0.0 %
0.1 %
R3 2.4 %
0.0 %
0.0 %
R4 1.7 %
0.0 %
0.0 %
R5 1.6 %
0.0 %
0.0 %
R6 1.8 %
0.0 %
0.0 %
R7 1.4 %
0.0 %
0.0 %
R8 2.6 %
0.0 %
0.0 %
R9 1.5 %
0.0 %
0.0 %
R10 1.3 %
0.0 %
0.0 %
R11 1.6 %
0.0 %
0.0 %
R12 2.2 %
0.4 %
0.5 %
R13 2.0 %
1.5 %
6.7 %
R14 2.0 %
0.0 %
0.0 %
R15 1.9 %
0.0 %
0.0 %
R16 1.9 %
0.0 %
0.0 %
R17 2.1 %
0.0 %
0.0 %
R18 2.1 %
0.0 %
0.0 %
R19 1.6 %
0.0 %
0.0 %
R20 1.6 %
0.0 %
0.0 %
R21 1.9 %
0.0 %
0.0 %
R22 1.9 %
0.0 %
0.0 %
R23 1.5 %
0.0 %
0.0 %
R24 1.8 %
0.1 %
1.0 %

Missing code observations by satellite > 15°: 
SV Missing C1 Missing C2P
G1 0.0 %
0.1 %
G2 0.0 %
0.0 %
G3 0.0 %
0.0 %
G4 0.0 %
0.0 %
G5 0.0 %
0.0 %
G6 0.0 %
0.0 %
G7 0.0 %
0.0 %
G8 0.0 %
5.7 %
G9 0.0 %
0.0 %
G10 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 %
G25 0.0 %
0.0 %
G26 0.0 %
0.6 %
G28 0.0 %
0.0 %
G29 0.0 %
0.0 %
G30 0.0 %
0.0 %
G31 0.0 %
0.0 %
G32 0.0 %
0.0 %
R1 0.0 %
0.0 %
R2 0.0 %
0.1 %
R3 0.0 %
0.0 %
R4 0.0 %
0.0 %
R5 0.0 %
0.0 %
R6 0.0 %
0.0 %
R7 0.0 %
0.0 %
R8 0.0 %
0.0 %
R9 0.0 %
0.0 %
R10 0.0 %
0.0 %
R11 0.0 %
0.0 %
R12 0.0 %
0.5 %
R13 0.0 %
3.6 %
R14 0.0 %
0.0 %
R15 0.0 %
0.0 %
R16 0.0 %
0.0 %
R17 0.0 %
0.0 %
R18 0.0 %
0.0 %
R19 0.0 %
0.0 %
R20 0.0 %
0.0 %
R21 0.0 %
0.0 %
R22 0.0 %
0.0 %
R23 0.0 %
0.0 %
R24 0.0 %
0.6 %

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
1.3 %
75 - 80 0
0
0
1.7 %
70 - 75 0
0
0
2.6 %
65 - 70 0
0
0
3.4 %
60 - 65 0
0
0
5.7 %
55 - 60 0
0
0
7.3 %
50 - 55 0
0
0
8.6 %
45 - 50 0
0
0
9.1 %
40 - 45 0
0
0
9.0 %
35 - 40 0
1
0
10.0 %
30 - 35 0
2
0
9.9 %
25 - 30 1
0
0
9.4 %
20 - 25 8
2
0
10.0 %
15 - 20 7
8
0
11.7 %
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 8.4
7.5
- - -
G2 8.6
7.2
- - -
G3 8.5
6.8
- - -
G4 8.5
7.0
- - -
G5 8.6
7.8
- - -
G6 8.4
6.8
- - -
G7 8.3
6.8
- - -
G8 8.6
7.1
- - -
G9 8.5
7.0
- - -
G10 8.5
6.8
- - -
G11 8.5
6.8
- - -
G12 8.6
7.6
- - -
G13 8.6
6.8
- - -
G14 8.2
6.7
- - -
G15 8.5
7.6
- - -
G16 8.4
6.8
- - -
G17 8.6
7.4
- - -
G18 7.9
5.4
- - -
G19 8.5
7.4
- - -
G20 8.5
6.9
- - -
G21 8.0
6.2
- - -
G22 8.1
6.3
- - -
G23 8.7
6.9
- - -
G25 8.4
7.2
- - -
G26 8.5
7.0
- - -
G28 7.8
5.6
- - -
G29 8.6
7.7
- - -
G30 8.4
6.8
- - -
G31 8.6
7.6
- - -
G32 8.5
6.9
- - -
R1 7.8
6.0
- - -
R2 7.8
5.8
- - -
R3 7.6
7.7
- - -
R4 7.7
7.5
- - -
R5 7.6
7.4
- - -
R6 7.6
7.2
- - -
R7 7.7
7.5
- - -
R8 7.4
7.6
- - -
R9 8.3
7.7
- - -
R10 7.9
6.0
- - -
R11 7.2
5.6
- - -
R12 7.8
7.4
- - -
R13 7.5
7.6
- - -
R14 7.1
6.2
- - -
R15 7.5
7.3
- - -
R16 8.1
7.6
- - -
R17 7.6
7.5
- - -
R18 7.9
7.6
- - -
R19 7.9
7.5
- - -
R20 6.6
7.6
- - -
R21 7.9
5.6
- - -
R22 7.9
7.6
- - -
R23 8.2
7.7
- - -
R24 8.0
7.5
- - -
Average GPS: 8.4
6.9
- - -
Average GLONASS: 7.7
7.1
- - -
Average Galileo: - - - - -
Average All: 8.1
7.0
- - -

Code multipath by satellite > 15°: 
SV Av Elev MP1 MP2 MP5 MP5b MP5a+b
G1 35.7 ° 0.15 m
0.21 m
- - -
G2 39.0 ° 0.16 m
0.24 m
- - -
G3 38.7 ° 0.14 m
0.22 m
- - -
G4 50.4 ° 0.14 m
0.17 m
- - -
G5 50.2 ° 0.12 m
0.15 m
- - -
G6 36.4 ° 0.13 m
0.20 m
- - -
G7 34.5 ° 0.17 m
0.35 m
- - -
G8 41.9 ° 0.13 m
0.32 m
- - -
G9 35.7 ° 0.15 m
0.19 m
- - -
G10 38.6 ° 0.14 m
0.21 m
- - -
G11 38.3 ° 0.15 m
0.20 m
- - -
G12 48.1 ° 0.15 m
0.22 m
- - -
G13 48.8 ° 0.14 m
0.33 m
- - -
G14 39.0 ° 0.18 m
0.16 m
- - -
G15 43.3 ° 0.13 m
0.18 m
- - -
G16 48.1 ° 0.13 m
0.20 m
- - -
G17 37.7 ° 0.16 m
0.22 m
- - -
G18 28.5 ° 0.19 m
0.22 m
- - -
G19 38.8 ° 0.19 m
0.22 m
- - -
G20 45.6 ° 0.16 m
0.27 m
- - -
G21 36.3 ° 0.16 m
0.19 m
- - -
G22 29.6 ° 0.20 m
0.26 m
- - -
G23 41.7 ° 0.13 m
0.32 m
- - -
G25 39.5 ° 0.13 m
0.17 m
- - -
G26 34.8 ° 0.14 m
0.19 m
- - -
G28 27.0 ° 0.17 m
0.23 m
- - -
G29 47.5 ° 0.13 m
0.16 m
- - -
G30 44.7 ° 0.15 m
0.20 m
- - -
G31 49.2 ° 0.16 m
0.14 m
- - -
G32 49.7 ° 0.14 m
0.27 m
- - -
R1 41.9 ° 0.15 m
0.32 m
- - -
R2 34.6 ° 0.13 m
0.24 m
- - -
R3 44.9 ° 0.17 m
0.19 m
- - -
R4 47.8 ° 0.18 m
0.25 m
- - -
R5 35.7 ° 0.16 m
0.23 m
- - -
R6 27.6 ° 0.17 m
0.28 m
- - -
R7 38.8 ° 0.16 m
0.28 m
- - -
R8 33.9 ° 0.14 m
0.30 m
- - -
R9 44.2 ° 0.14 m
0.21 m
- - -
R10 49.0 ° 0.18 m
0.28 m
- - -
R11 36.7 ° 0.16 m
0.26 m
- - -
R12 32.4 ° 0.16 m
0.39 m
- - -
R13 51.2 ° 0.11 m
0.23 m
- - -
R14 42.9 ° 0.15 m
0.32 m
- - -
R15 30.4 ° 0.18 m
0.23 m
- - -
R16 33.4 ° 0.17 m
0.22 m
- - -
R17 36.3 ° 0.16 m
0.24 m
- - -
R18 38.5 ° 0.16 m
0.26 m
- - -
R19 50.8 ° 0.16 m
0.18 m
- - -
R20 41.9 ° 0.18 m
0.21 m
- - -
R21 31.8 ° 0.15 m
0.22 m
- - -
R22 33.2 ° 0.14 m
0.28 m
- - -
R23 44.5 ° 0.14 m
0.38 m
- - -
R24 48.7 ° 0.16 m
0.33 m
- - -
Average GPS: - 0.15 m
0.22 m
- - -
Average GLONASS: - 0.16 m
0.26 m
- - -
Average Galileo: - - - - - -
Average All: - 0.15 m
0.24 m
- - -

Code multipath by satellite elevation > 15°: 
Elevation MP1 MP2 MP5 MP5b MP5a+b
85 - 90 0.08 m
0.14 m
- - -
80 - 85 0.11 m
0.15 m
- - -
75 - 80 0.10 m
0.15 m
- - -
70 - 75 0.09 m
0.13 m
- - -
65 - 70 0.10 m
0.16 m
- - -
60 - 65 0.10 m
0.14 m
- - -
55 - 60 0.10 m
0.16 m
- - -
50 - 55 0.11 m
0.15 m
- - -
45 - 50 0.12 m
0.17 m
- - -
40 - 45 0.13 m
0.21 m
- - -
35 - 40 0.14 m
0.23 m
- - -
30 - 35 0.17 m
0.29 m
- - -
25 - 30 0.19 m
0.33 m
- - -
20 - 25 0.23 m
0.35 m
- - -
15 - 20 0.25 m
0.38 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  
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This file was processed using version 4.2.0.10