Leica SpiderQC v4.2 Quality Report


Program Run: 2013/02/03 00:01:54.24

File Details:


Observation File: tara0330.13o
GPS Navigation File: tara0330.13n
GLONASS Navigation File: tara0330.13g
Quality Testing:  Pass 

Station Details:


Marker Name/Number:  TARA  TARA   
Observer/Agency:       
Receiver #/Type/Vers:  495476  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):  5455788.946  -1371934.054  2995511.124 
Approx Position (plh):  28° 11' 38.83882" N  14° 06' 54.57082" W  59.962m 
Diff. Est-Header:  2.8 m dX  -7.2 m dY  6.3 m dZ 
Diff. Est-Header:  10.0 m (2880 estimates) 

Session Summary:


Time of first obs:  2013/02/02 00:00:00.00 GPS 
Time of last obs:  2013/02/02 23:59:30.00 GPS 
Session length:  23.99 hours 
GPS week:  1725, day 6 
Observation interval:  30.00 seconds 
UTC leap seconds:  16 seconds 

Num SVs with obs:  54 
Num SVs with nav:  55 
Total GPS orbits:  187 
Total GLONASS orbits:  369 
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 G24 G25 G26 G28 G29 G30 G31 G32 R1 R2 R3 R4 R5 R6 R7 R9 R10 R11 R12 R13 R14 R15 R16 R17 R18 R19 R20 R21 R22 R23 R24  
SVs without obs:  G27 R8 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 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:  G27  
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 11 slips, Threshold 45 slips 
Multipath:  Pass  Value 0.19m MP1 / 0.28m MP2, Threshold 0.5 m 
Data Completeness:  Pass  Value 99.9 %, Threshold 95.0 % 
Navigation Data:  Pass   
     
GLONASS Specific Tests 
Cycle Slips:  Pass  Value 11 slips, Threshold 99 slips 
Multipath:  Pass  Value 0.20m MP1 / 0.33m MP2, Threshold 0.5 m 
Data Completeness:  Pass  Value 99.5 %, Threshold 90.0 % 
Navigation Data:  Pass   

General Quality Indicators:


Tracking   
Num obs > 0°:  43766 
Num possible obs > 0°:  51889 
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°:  25212 
Num obs GLONASS > 0°:  18554 
Num obs Galileo > 0°: 
Num obs All > 0°:  43766 

Epochs with < 5 SV > 15°:  (0.0 %) 
Epochs with all SV > 15°:  2869  (99.6 %) 
Epochs with full data > 15°:  2784  (96.7 %) 

Satellite Geometry 
DOP  Minimum  Maximum  Average 
PDOP  2.7  5.5  3.4 
GDOP  3.3  6.9  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:  0.000044 ms (at 2013/02/02 14:58:00.00) 
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°:  39035  22555  16480 
% obs > 15°:   100.0 %  100.0 %  100.0 % 
Num possible obs > 15°:  39046  22560  16486 
Num complete obs > 15°:  38946  22540  16406 
% complete obs > 15°:   99.7 %  99.9 %  99.5 % 
Average # SV per Epoch:  13.6   7.8   5.7  
         
Obs L2 : Obs L1:  0.998   1.000   0.996  
Obs L5 : Obs L1: 

Cycle Slips         
Num cycle slips > 15°:  22  11  11 
% slips per complete obs:  0.056 %  0.049 %  0.067 % 
Num complete obs per slip:  177027   204909   149145  
IOD Slips > 15°:  86  12  74 
Outliers > 15°: 
LLI L1 : Obs L1: 
LLI L2 : Obs L2:  0.0002   0.0003  
LLI L5 : Obs L5: 

Multipath         
MP1 RMS:  0.192 m  0.187 m  0.199 m 
MP2 RMS:  0.301 m  0.276 m  0.334 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 99.8 %
N/A N/A
L2P 99.9 %
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° 55.34° 854 854 (100.0 %)
0 (0.0 %) 0
G2 15.03° 63.68° 576 576 (100.0 %)
0 (0.0 %) 0
G3 15.03° 62.03° 814 814 (100.0 %)
0 (0.0 %) 0
G4 15.03° 85.71° 662 662 (100.0 %)
0 (0.0 %) 0
G5 15.02° 86.48° 697 697 (100.0 %)
0 (0.0 %) 1
G6 15.02° 56.75° 858 858 (100.0 %)
0 (0.0 %) 0
G7 15.03° 54.81° 717 717 (100.0 %)
0 (0.0 %) 0
G8 15.07° 67.13° 584 584 (100.0 %)
0 (0.0 %) 0
G9 15.03° 67.23° 763 763 (100.0 %)
0 (0.0 %) 0
G10 15.04° 62.42° 819 819 (100.0 %)
0 (0.0 %) 0
G11 15.11° 60.56° 834 834 (100.0 %)
0 (0.0 %) 0
G12 15.06° 81.24° 711 711 (100.0 %)
0 (0.0 %) 0
G13 15.06° 79.96° 623 623 (100.0 %)
0 (0.0 %) 0
G14 15.02° 63.12° 575 575 (100.0 %)
0 (0.0 %) 1
G15 15.07° 70.80° 787 787 (100.0 %)
0 (0.0 %) 0
G16 15.07° 80.28° 715 715 (100.0 %)
0 (0.0 %) 0
G17 15.01° 58.32° 590 590 (100.0 %)
0 (0.0 %) 0
G18 15.03° 40.39° 808 808 (100.0 %)
0 (0.0 %) 0
G19 15.04° 61.03° 830 830 (100.0 %)
0 (0.0 %) 0
G20 15.00° 77.43° 745 745 (100.0 %)
0 (0.0 %) 0
G21 15.03° 59.41° 585 585 (100.0 %)
0 (0.0 %) 1
G22 15.09° 43.53° 793 793 (100.0 %)
0 (0.0 %) 0
G23 15.00° 69.10° 603 603 (100.0 %)
0 (0.0 %) 0
G24 15.00° 56.76° 859 859 (100.0 %)
0 (0.0 %) 0
G25 15.03° 64.76° 817 817 (100.0 %)
0 (0.0 %) 0
G26 15.12° 53.65° 828 828 (100.0 %)
0 (0.0 %) 0
G28 15.07° 37.45° 820 820 (100.0 %)
0 (0.0 %) 0
G29 15.02° 81.46° 647 643 (99.4 %)
0 (0.0 %) 6
G30 15.01° 73.77° 743 743 (100.0 %)
0 (0.0 %) 0
G31 15.11° 81.61° 650 649 (99.8 %)
0 (0.0 %) 2
G32 15.08° 84.77° 653 653 (100.0 %)
0 (0.0 %) 0
R1 15.09° 56.44° 828 828 (100.0 %)
0 (0.0 %) 1
R2 15.01° 63.33° 810 810 (100.0 %)
0 (0.0 %) 2
R3 15.02° 86.57° 624 624 (100.0 %)
0 (0.0 %) 0
R4 15.11° 68.75° 630 630 (100.0 %)
0 (0.0 %) 0
R5 15.03° 47.88° 764 764 (100.0 %)
0 (0.0 %) 1
R6 15.04° 52.54° 739 739 (100.0 %)
0 (0.0 %) 0
R7 15.07° 74.21° 606 606 (100.0 %)
0 (0.0 %) 0
R9 15.13° 86.12° 539 539 (100.0 %)
0 (0.0 %) 0
R10 15.03° 69.38° 639 639 (100.0 %)
0 (0.0 %) 0
R11 15.02° 50.21° 1034 1034 (100.0 %)
0 (0.0 %) 0
R12 15.09° 72.90° 959 959 (100.0 %)
0 (0.0 %) 1
R13 15.04° 81.85° 634 634 (100.0 %)
0 (0.0 %) 0
R14 15.01° 58.89° 630 630 (100.0 %)
0 (0.0 %) 0
R15 15.01° 41.29° 710 710 (100.0 %)
0 (0.0 %) 0
R16 15.02° 62.15° 572 572 (100.0 %)
0 (0.0 %) 0
R17 15.04° 50.99° 748 748 (100.0 %)
0 (0.0 %) 0
R18 15.02° 72.86° 612 612 (100.0 %)
0 (0.0 %) 0
R19 15.03° 80.76° 529 529 (100.0 %)
0 (0.0 %) 0
R20 15.01° 56.39° 641 641 (100.0 %)
0 (0.0 %) 0
R21 15.00° 53.12° 874 874 (100.0 %)
0 (0.0 %) 0
R22 15.02° 85.33° 812 812 (100.0 %)
0 (0.0 %) 0
R23 15.05° 69.56° 794 788 (99.2 %)
0 (0.0 %) 2
R24 15.08° 48.60° 758 758 (100.0 %)
0 (0.0 %) 4

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 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 1.8 %
0.0 %
0.0 %
G8 1.5 %
0.0 %
0.0 %
G9 2.0 %
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 1.5 %
0.0 %
0.0 %
G15 2.0 %
0.0 %
0.0 %
G16 1.8 %
0.0 %
0.0 %
G17 1.5 %
0.0 %
0.0 %
G18 2.1 %
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 %
G24 2.2 %
0.0 %
0.0 %
G25 2.1 %
0.0 %
0.0 %
G26 2.1 %
0.0 %
0.0 %
G28 2.1 %
0.0 %
0.0 %
G29 1.6 %
0.9 %
2.3 %
G30 1.9 %
0.0 %
0.0 %
G31 1.7 %
0.0 %
0.0 %
G32 1.7 %
0.0 %
0.0 %
R1 2.1 %
0.0 %
0.8 %
R2 2.1 %
0.0 %
0.0 %
R3 1.6 %
0.0 %
0.0 %
R4 1.6 %
0.0 %
0.0 %
R5 2.0 %
0.0 %
0.0 %
R6 1.9 %
0.0 %
0.0 %
R7 1.6 %
0.0 %
0.0 %
R9 1.4 %
0.0 %
0.0 %
R10 1.6 %
0.0 %
0.0 %
R11 2.6 %
0.0 %
0.0 %
R12 2.5 %
0.0 %
0.3 %
R13 1.6 %
0.0 %
0.0 %
R14 1.6 %
0.0 %
0.0 %
R15 1.8 %
0.0 %
0.0 %
R16 1.5 %
0.0 %
0.0 %
R17 1.9 %
0.0 %
0.0 %
R18 1.6 %
0.0 %
0.0 %
R19 1.4 %
0.0 %
0.0 %
R20 1.6 %
0.0 %
0.0 %
R21 2.2 %
0.0 %
0.0 %
R22 2.1 %
0.0 %
0.0 %
R23 2.0 %
1.4 %
8.0 %
R24 1.9 %
0.0 %
0.1 %

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 %
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 %
G24 0.0 %
0.0 %
G25 0.0 %
0.0 %
G26 0.0 %
0.0 %
G28 0.0 %
0.0 %
G29 0.0 %
1.9 %
G30 0.0 %
0.0 %
G31 0.0 %
0.0 %
G32 0.0 %
0.0 %
R1 0.0 %
0.5 %
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 %
R9 0.0 %
0.0 %
R10 0.0 %
0.0 %
R11 0.0 %
0.0 %
R12 0.0 %
0.1 %
R13 0.0 %
0.0 %
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 %
4.2 %
R24 0.0 %
0.1 %

Tracking by satellite elevation > 15°: 
Elevation Cycle Slips GPS Cycle Slips GLONASS Cycle Slips Galileo Observations
85 - 90 0
0
0
0.3 %
80 - 85 0
0
0
1.2 %
75 - 80 0
0
0
1.8 %
70 - 75 0
0
0
2.5 %
65 - 70 0
0
0
3.7 %
60 - 65 0
0
0
5.6 %
55 - 60 0
0
0
7.5 %
50 - 55 0
0
0
8.7 %
45 - 50 0
0
0
9.0 %
40 - 45 0
0
0
8.6 %
35 - 40 3
1
0
9.6 %
30 - 35 4
2
0
10.1 %
25 - 30 1
1
0
9.8 %
20 - 25 1
3
0
9.9 %
15 - 20 2
4
0
11.6 %
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
7.4
- - -
G2 8.6
7.2
- - -
G3 8.5
6.7
- - -
G4 8.6
6.9
- - -
G5 8.6
7.6
- - -
G6 8.4
6.6
- - -
G7 8.3
6.7
- - -
G8 8.5
6.8
- - -
G9 8.5
7.0
- - -
G10 8.5
6.8
- - -
G11 8.6
6.7
- - -
G12 8.6
7.4
- - -
G13 8.6
6.7
- - -
G14 8.2
6.6
- - -
G15 8.6
7.4
- - -
G16 8.5
6.9
- - -
G17 8.4
7.2
- - -
G18 7.9
5.3
- - -
G19 8.5
7.4
- - -
G20 8.5
6.9
- - -
G21 8.0
6.1
- - -
G22 8.1
6.3
- - -
G23 8.7
6.8
- - -
G24 8.4
7.4
- - -
G25 8.4
7.1
- - -
G26 8.5
6.8
- - -
G28 7.9
5.6
- - -
G29 8.6
7.5
- - -
G30 8.6
7.1
- - -
G31 8.6
7.5
- - -
G32 8.5
6.9
- - -
R1 7.8
5.8
- - -
R2 8.1
5.8
- - -
R3 7.6
7.5
- - -
R4 8.2
7.6
- - -
R5 8.1
7.6
- - -
R6 8.1
7.6
- - -
R7 8.3
7.7
- - -
R9 8.5
7.6
- - -
R10 8.2
6.0
- - -
R11 7.6
5.7
- - -
R12 8.4
7.7
- - -
R13 8.0
7.5
- - -
R14 7.1
5.6
- - -
R15 7.4
6.9
- - -
R16 7.7
7.3
- - -
R17 7.9
7.6
- - -
R18 8.4
7.6
- - -
R19 8.3
7.5
- - -
R20 6.4
7.3
- - -
R21 7.5
5.4
- - -
R22 8.3
7.6
- - -
R23 8.2
7.6
- - -
R24 8.1
6.6
- - -
Average GPS: 8.4
6.9
- - -
Average GLONASS: 7.9
7.0
- - -
Average Galileo: - - - - -
Average All: 8.2
6.9
- - -

Code multipath by satellite > 15°: 
SV Av Elev MP1 MP2 MP5 MP5b MP5a+b
G1 35.2 ° 0.18 m
0.26 m
- - -
G2 39.4 ° 0.18 m
0.28 m
- - -
G3 38.5 ° 0.17 m
0.25 m
- - -
G4 50.4 ° 0.14 m
0.30 m
- - -
G5 50.7 ° 0.15 m
0.28 m
- - -
G6 35.9 ° 0.17 m
0.25 m
- - -
G7 34.9 ° 0.24 m
0.31 m
- - -
G8 41.1 ° 0.19 m
0.26 m
- - -
G9 41.1 ° 0.18 m
0.29 m
- - -
G10 38.7 ° 0.14 m
0.24 m
- - -
G11 37.8 ° 0.19 m
0.29 m
- - -
G12 48.1 ° 0.18 m
0.31 m
- - -
G13 47.5 ° 0.19 m
0.28 m
- - -
G14 39.1 ° 0.21 m
0.27 m
- - -
G15 42.9 ° 0.16 m
0.21 m
- - -
G16 47.7 ° 0.16 m
0.24 m
- - -
G17 36.7 ° 0.21 m
0.29 m
- - -
G18 27.7 ° 0.33 m
0.42 m
- - -
G19 38.0 ° 0.16 m
0.22 m
- - -
G20 46.2 ° 0.16 m
0.21 m
- - -
G21 37.2 ° 0.20 m
0.32 m
- - -
G22 29.3 ° 0.27 m
0.34 m
- - -
G23 42.1 ° 0.22 m
0.26 m
- - -
G24 35.9 ° 0.18 m
0.29 m
- - -
G25 39.9 ° 0.18 m
0.28 m
- - -
G26 34.4 ° 0.16 m
0.28 m
- - -
G28 26.3 ° 0.24 m
0.33 m
- - -
G29 48.2 ° 0.16 m
0.26 m
- - -
G30 44.4 ° 0.17 m
0.23 m
- - -
G31 48.4 ° 0.19 m
0.26 m
- - -
G32 49.9 ° 0.14 m
0.23 m
- - -
R1 35.8 ° 0.22 m
0.36 m
- - -
R2 39.2 ° 0.19 m
0.37 m
- - -
R3 50.8 ° 0.20 m
0.27 m
- - -
R4 41.9 ° 0.17 m
0.24 m
- - -
R5 31.5 ° 0.24 m
0.32 m
- - -
R6 33.8 ° 0.17 m
0.28 m
- - -
R7 44.6 ° 0.20 m
0.35 m
- - -
R9 50.6 ° 0.14 m
0.37 m
- - -
R10 42.2 ° 0.15 m
0.38 m
- - -
R11 32.6 ° 0.24 m
0.37 m
- - -
R12 44.0 ° 0.17 m
0.27 m
- - -
R13 48.4 ° 0.17 m
0.34 m
- - -
R14 36.9 ° 0.24 m
0.32 m
- - -
R15 28.1 ° 0.23 m
0.38 m
- - -
R16 38.6 ° 0.19 m
0.37 m
- - -
R17 33.0 ° 0.21 m
0.30 m
- - -
R18 43.9 ° 0.17 m
0.31 m
- - -
R19 47.9 ° 0.18 m
0.34 m
- - -
R20 35.7 ° 0.26 m
0.41 m
- - -
R21 34.1 ° 0.24 m
0.38 m
- - -
R22 50.2 ° 0.17 m
0.38 m
- - -
R23 42.3 ° 0.17 m
0.27 m
- - -
R24 31.8 ° 0.25 m
0.31 m
- - -
Average GPS: - 0.19 m
0.28 m
- - -
Average GLONASS: - 0.20 m
0.33 m
- - -
Average Galileo: - - - - - -
Average All: - 0.19 m
0.30 m
- - -

Code multipath by satellite elevation > 15°: 
Elevation MP1 MP2 MP5 MP5b MP5a+b
85 - 90 0.08 m
0.15 m
- - -
80 - 85 0.07 m
0.16 m
- - -
75 - 80 0.09 m
0.18 m
- - -
70 - 75 0.10 m
0.18 m
- - -
65 - 70 0.10 m
0.18 m
- - -
60 - 65 0.12 m
0.21 m
- - -
55 - 60 0.12 m
0.22 m
- - -
50 - 55 0.13 m
0.23 m
- - -
45 - 50 0.15 m
0.24 m
- - -
40 - 45 0.18 m
0.27 m
- - -
35 - 40 0.19 m
0.29 m
- - -
30 - 35 0.21 m
0.34 m
- - -
25 - 30 0.28 m
0.41 m
- - -
20 - 25 0.29 m
0.44 m
- - -
15 - 20 0.29 m
0.43 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