Leica SpiderQC v4.4 Quality Report


Program Run: 2015/09/10 00:09:31.88

File Details:


Observation File: morj2520.15o
GPS Navigation File: morj2520.15n
GLONASS Navigation File: morj2520.15g
Quality Testing:  Fail (See below for details) 

Station Details:


Marker Name/Number:  MORJ  MORJ   
Observer/Agency:       
Receiver #/Type/Vers:  495462  LEICA GRX1200+GNSS  8.71/6.112 
Antenna #/Type:    LEIAX1203+GNSS NONE   
Antenna Offsets (HEN):  0.000  0.000  0.000 
Approx Position (XYZ):  5457088.583  -1397044.592  2981594.352 
Approx Position (plh):  28° 03' 6.28274" N  14° 21' 34.67271" W  57.667m 
Diff. Est-Header:  1.0 m dX  -6.7 m dY  2.5 m dZ 
Diff. Est-Header:  7.2 m (2880 estimates) 

Session Summary:


Time of first obs:  2015/09/09 00:00:00.00 GPS 
Time of last obs:  2015/09/09 23:59:30.00 GPS 
Session length:  23.99 hours 
GPS week:  1861, day 3 
Observation interval:  30.00 seconds 
UTC leap seconds:  17 seconds 

Num SVs with obs:  55 
Num SVs with nav:  55 
Total GPS orbits:  180 
Total GLONASS orbits:  381 
Total Galileo orbits: 
SVs with obs:  G1 G2 G3 G4 G5 G6 G7 G8 G9 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 obs:  G10 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 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:  G10  
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 6 slips, Threshold 45 slips 
Multipath:  Pass  Value 0.35m MP1 / 0.41m MP2, Threshold 0.5 m 
Data Completeness:  Pass  Value 100.0 %, Threshold 95.0 % 
Navigation Data:  Pass   
     
GLONASS Specific Tests 
Cycle Slips:  Pass  Value 16 slips, Threshold 103 slips 
Multipath:  Fail  Value 0.35m MP1 / 0.50m MP2, Threshold 0.5 m 
Data Completeness:  Pass  Value 100.0 %, Threshold 90.0 % 
Navigation Data:  Pass   

General Quality Indicators:


Tracking   
Num obs > 0°:  44063 
Num possible obs > 0°:  52450 
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°:  24900 
Num obs GLONASS > 0°:  19163 
Num obs Galileo > 0°: 
Num obs All > 0°:  44063 

Epochs with < 5 SV > 15°:  (0.0 %) 
Epochs with all SV > 15°:  2880  (100.0 %) 
Epochs with full data > 15°:  2873  (99.8 %) 

Satellite Geometry 
DOP  Minimum  Maximum  Average 
PDOP  2.8  6.1  3.4 
GDOP  3.3  7.6  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:  0.000056 ms (at 2015/09/09 05:57:00.00) 
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°:  39526  22345  17181 
% obs > 15°:   100.0 %  100.0 %  100.0 % 
Num possible obs > 15°:  39526  22345  17181 
Num complete obs > 15°:  39519  22345  17174 
% complete obs > 15°:   100.0 %  100.0 %  100.0 % 
Average # SV per Epoch:  13.7   7.8   6.0  
         
Obs L2 : Obs L1:  1.000   1.000   1.000  
Obs L5 : Obs L1: 

Cycle Slips         
Num cycle slips > 15°:  22  16 
% slips per complete obs:  0.056 %  0.027 %  0.093 % 
Num complete obs per slip:  179632   372417   107338  
IOD Slips > 15°: 
Outliers > 15°: 
LLI L1 : Obs L1: 
LLI L2 : Obs L2:  0.0001   0.0001  
LLI L5 : Obs L5: 

Multipath         
MP1 RMS:  0.350 m  0.348 m  0.352 m 
MP2 RMS:  0.452 m  0.412 m  0.503 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 100.0 %
N/A N/A
L2P 100.0 %
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° 54.91° 852 852 (100.0 %)
0 (0.0 %) 1
G2 15.05° 62.72° 585 585 (100.0 %)
0 (0.0 %) 0
G3 15.02° 77.54° 739 739 (100.0 %)
0 (0.0 %) 0
G4 15.03° 61.35° 821 821 (100.0 %)
0 (0.0 %) 1
G5 15.12° 84.35° 715 715 (100.0 %)
0 (0.0 %) 0
G6 15.08° 83.14° 645 645 (100.0 %)
0 (0.0 %) 0
G7 15.00° 54.92° 706 706 (100.0 %)
0 (0.0 %) 0
G8 15.03° 68.55° 795 795 (100.0 %)
0 (0.0 %) 0
G9 15.03° 87.96° 668 668 (100.0 %)
0 (0.0 %) 1
G11 15.04° 62.27° 822 822 (100.0 %)
0 (0.0 %) 0
G12 15.02° 82.74° 688 688 (100.0 %)
0 (0.0 %) 1
G13 15.06° 54.42° 858 858 (100.0 %)
0 (0.0 %) 0
G14 15.04° 62.79° 570 570 (100.0 %)
0 (0.0 %) 0
G15 15.03° 72.48° 787 787 (100.0 %)
0 (0.0 %) 0
G16 15.06° 77.39° 725 725 (100.0 %)
0 (0.0 %) 0
G17 15.05° 59.86° 555 555 (100.0 %)
0 (0.0 %) 0
G18 15.01° 39.30° 813 813 (100.0 %)
0 (0.0 %) 0
G19 15.07° 69.64° 775 775 (100.0 %)
0 (0.0 %) 1
G20 15.11° 67.39° 606 606 (100.0 %)
0 (0.0 %) 0
G21 15.07° 59.88° 586 586 (100.0 %)
0 (0.0 %) 0
G22 15.00° 45.64° 779 779 (100.0 %)
0 (0.0 %) 0
G23 15.03° 67.49° 604 604 (100.0 %)
0 (0.0 %) 0
G24 15.00° 56.13° 853 853 (100.0 %)
0 (0.0 %) 0
G25 15.07° 64.16° 806 806 (100.0 %)
0 (0.0 %) 0
G26 15.02° 68.96° 790 790 (100.0 %)
0 (0.0 %) 0
G27 15.10° 55.43° 852 852 (100.0 %)
0 (0.0 %) 0
G28 15.04° 37.40° 829 829 (100.0 %)
0 (0.0 %) 0
G29 15.04° 81.42° 634 634 (100.0 %)
0 (0.0 %) 0
G30 15.02° 67.95° 601 601 (100.0 %)
0 (0.0 %) 1
G31 15.01° 84.83° 657 657 (100.0 %)
0 (0.0 %) 0
G32 15.02° 79.92° 629 629 (100.0 %)
0 (0.0 %) 0
R1 15.08° 38.66° 708 708 (100.0 %)
0 (0.0 %) 0
R2 15.01° 62.02° 553 553 (100.0 %)
0 (0.0 %) 0
R3 15.06° 86.41° 547 547 (100.0 %)
0 (0.0 %) 1
R4 15.01° 68.65° 633 633 (100.0 %)
0 (0.0 %) 0
R5 15.00° 51.81° 1006 1006 (100.0 %)
0 (0.0 %) 0
R6 15.02° 75.81° 948 948 (100.0 %)
0 (0.0 %) 0
R7 15.01° 80.89° 698 698 (100.0 %)
0 (0.0 %) 1
R8 15.01° 57.11° 625 625 (100.0 %)
0 (0.0 %) 0
R9 15.05° 79.62° 813 813 (100.0 %)
0 (0.0 %) 5
R10 15.03° 47.27° 813 813 (100.0 %)
0 (0.0 %) 0
R11 15.01° 50.78° 746 746 (100.0 %)
0 (0.0 %) 0
R12 15.09° 73.79° 600 600 (100.0 %)
0 (0.0 %) 1
R13 15.05° 80.91° 526 526 (100.0 %)
0 (0.0 %) 0
R14 15.01° 56.99° 643 643 (100.0 %)
0 (0.0 %) 1
R15 15.04° 38.26° 804 804 (100.0 %)
0 (0.0 %) 0
R16 15.01° 88.20° 747 747 (100.0 %)
0 (0.0 %) 2
R17 15.02° 44.72° 774 774 (100.0 %)
0 (0.0 %) 3
R18 15.08° 71.90° 613 613 (100.0 %)
0 (0.0 %) 1
R19 15.04° 82.67° 696 696 (100.0 %)
0 (0.0 %) 0
R20 15.01° 58.20° 825 825 (100.0 %)
0 (0.0 %) 1
R21 15.02° 60.72° 818 818 (100.0 %)
0 (0.0 %) 0
R22 15.03° 85.11° 664 664 (100.0 %)
0 (0.0 %) 0
R23 15.05° 69.06° 624 624 (100.0 %)
0 (0.0 %) 0
R24 15.06° 48.65° 757 757 (100.0 %)
0 (0.0 %) 0

Missing phase observations by satellite > 15°: 
SV Observations Missing L1 Missing L2
G1 2.2 %
0.0 %
0.0 %
G2 1.5 %
0.0 %
0.0 %
G3 1.9 %
0.0 %
0.0 %
G4 2.1 %
0.0 %
0.0 %
G5 1.8 %
0.0 %
0.0 %
G6 1.6 %
0.0 %
0.0 %
G7 1.8 %
0.0 %
0.0 %
G8 2.0 %
0.0 %
0.0 %
G9 1.7 %
0.0 %
0.0 %
G11 2.1 %
0.0 %
0.0 %
G12 1.7 %
0.0 %
0.0 %
G13 2.2 %
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 2.1 %
0.0 %
0.0 %
G19 2.0 %
0.0 %
0.0 %
G20 1.5 %
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 %
G24 2.2 %
0.0 %
0.0 %
G25 2.0 %
0.0 %
0.0 %
G26 2.0 %
0.0 %
0.0 %
G27 2.2 %
0.0 %
0.0 %
G28 2.1 %
0.0 %
0.0 %
G29 1.6 %
0.0 %
0.0 %
G30 1.5 %
0.0 %
0.0 %
G31 1.7 %
0.0 %
0.0 %
G32 1.6 %
0.0 %
0.0 %
R1 1.8 %
0.0 %
0.0 %
R2 1.4 %
0.0 %
0.0 %
R3 1.4 %
0.0 %
0.2 %
R4 1.6 %
0.0 %
0.0 %
R5 2.5 %
0.0 %
0.0 %
R6 2.4 %
0.0 %
0.0 %
R7 1.8 %
0.0 %
0.0 %
R8 1.6 %
0.0 %
0.0 %
R9 2.1 %
0.0 %
0.1 %
R10 2.1 %
0.0 %
0.0 %
R11 1.9 %
0.0 %
0.0 %
R12 1.5 %
0.0 %
0.0 %
R13 1.3 %
0.0 %
0.0 %
R14 1.6 %
0.0 %
0.0 %
R15 2.0 %
0.0 %
0.0 %
R16 1.9 %
0.0 %
0.5 %
R17 2.0 %
0.0 %
0.1 %
R18 1.6 %
0.0 %
0.0 %
R19 1.8 %
0.0 %
0.0 %
R20 2.1 %
0.0 %
0.0 %
R21 2.1 %
0.0 %
0.0 %
R22 1.7 %
0.0 %
0.0 %
R23 1.6 %
0.0 %
0.0 %
R24 1.9 %
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 %
G5 0.0 %
0.0 %
G6 0.0 %
0.0 %
G7 0.0 %
0.0 %
G8 0.0 %
0.0 %
G9 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 %
G30 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 %
0.0 %
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 %
0.0 %
R13 0.0 %
0.0 %
R14 0.0 %
0.0 %
R15 0.0 %
0.0 %
R16 0.0 %
0.1 %
R17 0.0 %
0.1 %
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 %
0.0 %

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
1.4 %
75 - 80 0
1
0
2.0 %
70 - 75 0
0
0
2.3 %
65 - 70 0
0
0
4.4 %
60 - 65 0
0
0
5.4 %
55 - 60 0
0
0
6.8 %
50 - 55 0
0
0
8.7 %
45 - 50 0
0
0
8.6 %
40 - 45 0
0
0
8.7 %
35 - 40 0
0
0
10.1 %
30 - 35 0
2
0
10.1 %
25 - 30 2
0
0
9.7 %
20 - 25 2
4
0
9.9 %
15 - 20 2
9
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
7.2
- - -
G2 8.5
7.2
- - -
G3 8.5
7.3
- - -
G4 8.5
6.7
- - -
G5 8.6
7.6
- - -
G6 8.5
7.6
- - -
G7 8.3
6.7
- - -
G8 8.4
7.1
- - -
G9 8.5
7.6
- - -
G11 8.5
6.6
- - -
G12 8.6
7.4
- - -
G13 8.6
6.4
- - -
G14 8.3
6.5
- - -
G15 8.6
7.4
- - -
G16 8.4
6.8
- - -
G17 8.5
7.3
- - -
G18 7.9
5.3
- - -
G19 8.4
7.2
- - -
G20 8.4
6.8
- - -
G21 8.0
6.3
- - -
G22 8.1
6.3
- - -
G23 8.7
6.7
- - -
G24 8.3
7.4
- - -
G25 8.4
7.1
- - -
G26 8.4
7.2
- - -
G27 8.5
7.4
- - -
G28 7.8
5.5
- - -
G29 8.6
7.6
- - -
G30 8.5
7.2
- - -
G31 8.6
7.5
- - -
G32 8.4
6.7
- - -
R1 7.5
5.5
- - -
R2 8.0
7.4
- - -
R3 7.7
7.6
- - -
R4 8.1
7.5
- - -
R5 6.7
7.5
- - -
R6 8.5
6.0
- - -
R7 8.2
7.5
- - -
R8 7.8
7.2
- - -
R9 7.0
4.6
- - -
R10 7.9
5.9
- - -
R11 7.5
5.5
- - -
R12 7.2
7.6
- - -
R13 6.3
7.6
- - -
R14 6.2
5.3
- - -
R15 7.1
7.0
- - -
R16 7.7
7.4
- - -
R17 7.4
3.8
- - -
R18 8.4
7.6
- - -
R19 8.0
7.3
- - -
R20 6.6
7.5
- - -
R21 7.9
7.2
- - -
R22 8.2
7.5
- - -
R23 8.3
5.8
- - -
R24 6.8
5.7
- - -
Average GPS: 8.4
6.9
- - -
Average GLONASS: 7.5
6.6
- - -
Average Galileo: - - - - -
Average All: 8.0
6.8
- - -

Code multipath by satellite > 15°: 
SV Av Elev MP1 MP2 MP5 MP5b MP5a+b
G1 35.0 ° 0.34 m
0.38 m
- - -
G2 38.9 ° 0.32 m
0.40 m
- - -
G3 46.3 ° 0.30 m
0.39 m
- - -
G4 38.2 ° 0.33 m
0.39 m
- - -
G5 49.7 ° 0.34 m
0.38 m
- - -
G6 49.1 ° 0.30 m
0.37 m
- - -
G7 35.0 ° 0.41 m
0.49 m
- - -
G8 41.8 ° 0.31 m
0.36 m
- - -
G9 51.5 ° 0.33 m
0.36 m
- - -
G11 38.7 ° 0.37 m
0.43 m
- - -
G12 48.9 ° 0.28 m
0.33 m
- - -
G13 34.7 ° 0.39 m
0.40 m
- - -
G14 38.9 ° 0.29 m
0.38 m
- - -
G15 43.8 ° 0.31 m
0.38 m
- - -
G16 46.2 ° 0.35 m
0.41 m
- - -
G17 37.5 ° 0.33 m
0.40 m
- - -
G18 27.2 ° 0.45 m
0.49 m
- - -
G19 42.4 ° 0.35 m
0.37 m
- - -
G20 41.2 ° 0.29 m
0.34 m
- - -
G21 37.5 ° 0.42 m
0.46 m
- - -
G22 30.3 ° 0.51 m
0.52 m
- - -
G23 41.3 ° 0.40 m
0.49 m
- - -
G24 35.6 ° 0.34 m
0.45 m
- - -
G25 39.6 ° 0.30 m
0.40 m
- - -
G26 42.0 ° 0.31 m
0.40 m
- - -
G27 35.3 ° 0.38 m
0.42 m
- - -
G28 26.2 ° 0.48 m
0.53 m
- - -
G29 48.2 ° 0.30 m
0.38 m
- - -
G30 41.5 ° 0.36 m
0.47 m
- - -
G31 49.9 ° 0.29 m
0.39 m
- - -
G32 47.5 ° 0.32 m
0.41 m
- - -
R1 26.9 ° 0.46 m
0.63 m
- - -
R2 38.5 ° 0.34 m
0.51 m
- - -
R3 50.7 ° 0.37 m
0.46 m
- - -
R4 41.8 ° 0.38 m
0.49 m
- - -
R5 33.4 ° 0.43 m
0.54 m
- - -
R6 45.4 ° 0.29 m
0.51 m
- - -
R7 48.0 ° 0.36 m
0.50 m
- - -
R8 36.1 ° 0.37 m
0.47 m
- - -
R9 47.3 ° 0.29 m
0.42 m
- - -
R10 31.2 ° 0.37 m
0.50 m
- - -
R11 32.9 ° 0.38 m
0.54 m
- - -
R12 44.4 ° 0.38 m
0.53 m
- - -
R13 48.0 ° 0.31 m
0.45 m
- - -
R14 36.0 ° 0.30 m
0.46 m
- - -
R15 26.7 ° 0.40 m
0.63 m
- - -
R16 51.6 ° 0.27 m
0.47 m
- - -
R17 29.9 ° 0.31 m
0.52 m
- - -
R18 43.5 ° 0.29 m
0.56 m
- - -
R19 48.9 ° 0.34 m
0.45 m
- - -
R20 36.6 ° 0.36 m
0.48 m
- - -
R21 37.9 ° 0.41 m
0.53 m
- - -
R22 50.1 ° 0.33 m
0.55 m
- - -
R23 42.1 ° 0.35 m
0.42 m
- - -
R24 31.9 ° 0.37 m
0.46 m
- - -
Average GPS: - 0.35 m
0.41 m
- - -
Average GLONASS: - 0.35 m
0.50 m
- - -
Average Galileo: - - - - - -
Average All: - 0.35 m
0.45 m
- - -

Code multipath by satellite elevation > 15°: 
Elevation MP1 MP2 MP5 MP5b MP5a+b
85 - 90 0.18 m
0.22 m
- - -
80 - 85 0.16 m
0.22 m
- - -
75 - 80 0.17 m
0.26 m
- - -
70 - 75 0.19 m
0.30 m
- - -
65 - 70 0.21 m
0.31 m
- - -
60 - 65 0.22 m
0.34 m
- - -
55 - 60 0.23 m
0.34 m
- - -
50 - 55 0.28 m
0.35 m
- - -
45 - 50 0.32 m
0.39 m
- - -
40 - 45 0.36 m
0.47 m
- - -
35 - 40 0.35 m
0.48 m
- - -
30 - 35 0.40 m
0.53 m
- - -
25 - 30 0.44 m
0.55 m
- - -
20 - 25 0.51 m
0.58 m
- - -
15 - 20 0.50 m
0.60 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 4.4.0.1