Leica SpiderQC v7.5 Quality Report


Program Run: 2021/08/28 18:01:36.33

File Details:


Observation File: algc240r.21o
GPS Navigation File: algc240r.21n
GLONASS Navigation File: algc240r.21g
Galileo Navigation File: algc240r.21l
BeiDou Navigation File: algc240r.21f
Quality Testing:  Pass 

Station Details:


Marker Name/Number:  ALGC  13456M001   
Observer/Agency:  IECA  Junta de Andalucia   
Receiver #/Type/Vers:  1832466  LEICA GR50  4.31/7.403 
Antenna #/Type:  2110213  LEIAR20 LEIM   
Antenna Offsets (HEN):  0.000  0.000  0.000 
Approx Position (XYZ):  5135570.619  -489449.771  3738221.713 
Approx Position (plh):  36° 06' 39.74829" N  5° 26' 39.03897" W  117.170m 
Diff. Est-Header:  -0.2 m dX  -6.2 m dY  1.4 m dZ 
Diff. Est-Header:  6.4 m (3600 estimates) 

Session Summary:


Time of first obs:  2021/08/28 17:00:00.00 GPS 
Time of last obs:  2021/08/28 17:59:59.00 GPS 
Session length:  59.98 minutes 
GPS week:  2172, day 6 
Observation interval:  1.00 seconds 
UTC leap seconds:  18 seconds 

Num SVs with obs:  41 
Num SVs with nav:  102 
Total GPS orbits:  33 
Total GLONASS orbits:  44 
Total Galileo orbits:  126 
Total BeiDou orbits:  33 
Total QZSS orbits: 
Total NavIC orbits: 
SVs with obs:  G2 G4 G5 G6 G7 G9 G13 G14 G15 G20 G29 G30 R1 R6 R7 R8 R9 R10 R16 R21 R22 R23 R24 E1 E4 E11 E12 E19 E21 E27 E33 C5 C7 C10 C11 C12 C14 C19 C21 C22 C26  
SVs without obs:  G1 G3 G8 G10 G11 G12 G16 G17 G18 G19 G21 G22 G23 G24 G25 G26 G27 G28 G31 G32 R2 R3 R4 R5 R11 R12 R13 R14 R15 R17 R18 R19 R20 E2 E3 E5 E6 E7 E8 E9 E10 E13 E14 E15 E16 E17 E18 E20 E22 E23 E24 E25 E26 E28 E29 E30 E31 E32 E34 E35 E36 C1 C2 C3 C4 C6 C8 C9 C13 C15 C16 C17 C18 C20 C23 C24 C25 C27 C28 C29 C30 C31 C32 C33 C34 C35 C36 C37 J1 J2 J3 J4 J5 J6 J7 J8 J9 J10 I1 I2 I3 I4 I5 I6 I7  
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 E1 E2 E3 E4 E5 E7 E8 E9 E11 E12 E13 E14 E15 E18 E19 E21 E24 E25 E26 E27 E30 E31 E33 C5 C6 C7 C8 C9 C10 C11 C12 C13 C14 C16 C19 C20 C21 C22 C23 C24 C25 C26 C27 C28 C29 C30  
SVs without nav:  E6 E10 E16 E17 E20 E22 E23 E28 E29 E32 E34 E35 E36 C1 C2 C3 C4 C15 C17 C18 C31 C32 C33 C34 C35 C36 C37  
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 1 slips, Threshold 59 slips 
Multipath:  Pass  Value 0.08m MP1 / 0.07m MP2 / 0.17m MP5, Threshold 0.5 m 
Data Completeness:  Pass  Value 100.0 %, Threshold 95.0 % 
Navigation Data:  Pass   
     
GLONASS Specific Tests 
Cycle Slips:  Pass  Value 1 slips, Threshold 152 slips 
Multipath:  Pass  Value 0.11m MP1 / 0.13m MP2, Threshold 0.5 m 
Data Completeness:  Pass  Value 100.0 %, Threshold 90.0 % 
Navigation Data:  Pass   
     
Galileo Specific Tests 
Cycle Slips:  Pass  Value 4 slips, Threshold 149 slips 
Multipath:  Pass  Value 0.13m MP1 / 0.22m MP5a / 0.21m MP5b / 0.07m MP5a+b, Threshold 0.5 m 
Data Completeness:  Pass  Value 97.6 %, Threshold 90.0 % 
Navigation Data:  Pass   
     
BeiDou Specific Tests 
Cycle Slips:  Pass  Value 0 slips, Threshold 90 slips 
Multipath:  Pass  Value 0.34m MP1 / 0.09m MP2b, Threshold 0.5 m 
Data Completeness:  Pass  Value 100.0 %, Threshold 90.0 % 
Navigation Data:  Pass   

General Quality Indicators:


Tracking   
Num obs > 0°:  127010 
Num possible obs > 0°:  131859 
Num obs with invalid nav: 
Num obs without nav: 
Num obs to unhealthy SV: 
Num obs with WLF change: 
Num complete loss of lock: 

Epochs with < 5 SV > 15°:  (0.0 %) 
Epochs with all SV > 15°:  2977  (82.7 %) 
Epochs with full data > 15°:  2974  (82.6 %) 

Satellite Geometry 
DOP  Minimum  Maximum  Average 
PDOP  2.1  2.3  2.2 
GDOP  2.5  2.8  2.7 

Data Gaps 
Num epochs with data:  3600 
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 
E11  10.350  1 / 622  17.76° / 19.96°  319.36° / 316.76° 
Total:  10.350 (620 observations) 

Receiver Clock 
Clock Slips > 15°: 
Max RX clock offset:  0.000040 ms (at 2021/08/28 17:02:46.00) 
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  BeiDou  QZSS  NavIC 
Tracking information over 0° 
Num obs > 0°:  127010  34469  34230  28142  30169 
Num possible obs > 0°:  131859  36086  35333  28800  31640 
Num obs with invalid nav: 
Num obs without nav: 
Num obs to unhealthy SV: 
               
Tracking over Elevation Mask (15°) 
Num obs > 15°:  94927  29659  25374  24892  15002 
% obs > 15°:   99.3 %  100.0 %  100.0 %  97.6 %  100.0 % 
Num possible obs > 15°:  95550  29659  25375  25514  15002 
Num complete obs > 15°:  94924  29659  25372  24891  15002 
% complete obs > 15°:   99.3 %  100.0 %  100.0 %  97.6 %  100.0 % 
Num obs with WLF change:  
Average # SV per Epoch:  26.4   8.2   7.0   6.9   4.2  
               
Observation ratio w.r.t. L1/E1/B1I: 
Obs L2/B1C:  1.450   1.636   1.232  
Obs E5b/B2I:  0.739   1.000   0.305  
Obs L5/E5a/B2a:  0.670   0.393   1.000  
Obs E5a+b/B2a+b:  1.000   1.000  
Obs L6/E6/B3I/G2a: 
Obs G3: 

Cycle Slips               
Num cycle slips > 15°: 
% slips per complete obs:  0.006 %  0.003 %  0.004 %  0.016 % 
Num complete obs per slip:  15820   29659   25372   6222  
IOD Slips > 15°: 
Outliers > 15°: 
LLI : Obs L1/E1/B1I:  0.0000   0.0000   0.0000  
LLI : Obs L2/B1C: 
LLI : Obs E5b/B2I:  0.0000   0.0000  
LLI : Obs L5/E5a/B2a:  0.0000   0.0000  
LLI : Obs E5a+b/B2a+b:  0.0000   0.0000  
LLI : Obs L6/E6/B3I/G2a: 
LLI : Obs G3: 

Multipath               
MP (L1/E1/B1I) RMS:  0.146 m  0.078 m  0.105 m  0.127 m  0.339 m 
MP (L2/B1C) RMS:  0.093 m  0.074 m  0.126 m 
MP (L5/E5a/B2a) RMS:  0.201 m  0.172 m  0.216 m 
MP (E5b/B2I) RMS:  0.189 m  0.214 m  0.090 m 
MP (E5a+b/B2a+b) RMS:  0.067 m  0.067 m 
MP (L6/E6/B3I/G2a) RMS: 
MP (G3) RMS: 

Extended Quality Information:


Tracking by observation type > 15°: 
Type Code Phase SNR Doppler
L1C 100.0 %
100.0 %
100.0 %
100.0 %
L1I 100.0 %
100.0 %
100.0 %
100.0 %
L2C 61.6 %
61.6 %
61.6 %
61.6 %
L2P 61.6 %
61.6 %
61.6 %
61.6 %
L2S 63.6 %
63.6 %
63.6 %
63.6 %
L2W 100.0 %
100.0 %
100.0 %
100.0 %
L5Q 67.0 %
67.0 %
67.0 %
67.0 %
L7I 30.5 %
30.5 %
30.5 %
30.5 %
L7Q 100.0 %
100.0 %
100.0 %
100.0 %
L8Q 100.0 %
100.0 %
100.0 %
100.0 %

Tracking by satellite > 15°: 
SV GPS Min Elev Max Elev Possible Observations Actual Observations Observations with Invalid Ephemeris Cycle Slips
G2 36.98° 52.95° 3600 3600 (100.0 %)
0 (0.0 %) 0
G5 18.25° 42.31° 3600 3600 (100.0 %)
0 (0.0 %) 0
G6 17.69° 45.36° 3600 3600 (100.0 %)
0 (0.0 %) 0
G7 40.56° 60.65° 3600 3600 (100.0 %)
0 (0.0 %) 0
G9 15.00° 33.33° 3464 3464 (100.0 %)
0 (0.0 %) 1
G13 19.98° 38.20° 3600 3600 (100.0 %)
0 (0.0 %) 0
G14 15.00° 20.75° 995 995 (100.0 %)
0 (0.0 %) 0
G20 50.47° 77.72° 3600 3600 (100.0 %)
0 (0.0 %) 0
G30 62.24° 77.53° 3600 3600 (100.0 %)
0 (0.0 %) 0

SV GLONASS Min Elev Max Elev Possible Observations Actual Observations Observations with Invalid Ephemeris Cycle Slips
R6 15.00° 26.38° 2542 2541 (100.0 %)
0 (0.0 %) 1
R7 48.00° 52.90° 3600 3600 (100.0 %)
0 (0.0 %) 0
R8 29.52° 46.71° 3600 3600 (100.0 %)
0 (0.0 %) 0
R9 45.22° 51.10° 3600 3600 (100.0 %)
0 (0.0 %) 0
R10 20.94° 53.17° 3600 3600 (100.0 %)
0 (0.0 %) 0
R16 15.00° 28.40° 2435 2435 (100.0 %)
0 (0.0 %) 0
R22 15.01° 33.00° 2398 2398 (100.0 %)
0 (0.0 %) 0
R23 24.46° 28.95° 3600 3600 (100.0 %)
0 (0.0 %) 0

SV Galileo Min Elev Max Elev Possible Observations Actual Observations Observations with Invalid Ephemeris Cycle Slips
E1 15.00° 21.44° 1112 1112 (100.0 %)
0 (0.0 %) 0
E4 23.00° 35.78° 3600 3600 (100.0 %)
0 (0.0 %) 0
E11 19.97° 26.33° 3600 2978 (82.7 %)
0 (0.0 %) 3
E12 35.20° 49.44° 3600 3600 (100.0 %)
0 (0.0 %) 0
E19 63.56° 66.79° 3600 3600 (100.0 %)
0 (0.0 %) 0
E21 23.17° 40.31° 3600 3600 (100.0 %)
0 (0.0 %) 0
E27 21.83° 24.14° 3600 3600 (100.0 %)
0 (0.0 %) 0
E33 15.00° 32.48° 2802 2802 (100.0 %)
0 (0.0 %) 1

SV BeiDou Min Elev Max Elev Possible Observations Actual Observations Observations with Invalid Ephemeris Cycle Slips
C11 15.00° 21.83° 3068 3068 (100.0 %)
0 (0.0 %) 0
C12 15.00° 22.89° 1504 1504 (100.0 %)
0 (0.0 %) 0
C21 58.32° 71.90° 3600 3600 (100.0 %)
0 (0.0 %) 0
C22 34.00° 49.08° 3600 3600 (100.0 %)
0 (0.0 %) 0
C26 15.00° 37.34° 3230 3230 (100.0 %)
0 (0.0 %) 0

Missing phase observations by satellite > 15°: 
SV GPS Observations Missing L1C Missing L2S Missing L2W Missing L5Q
G2 3.8 %
0.0 %
100.0 %
0.0 %
100.0 %
G5 3.8 %
0.0 %
0.0 %
0.0 %
100.0 %
G6 3.8 %
0.0 %
0.0 %
0.0 %
0.0 %
G7 3.8 %
0.0 %
0.0 %
0.0 %
100.0 %
G9 3.6 %
0.0 %
0.0 %
0.0 %
0.0 %
G13 3.8 %
0.0 %
100.0 %
0.0 %
100.0 %
G14 1.0 %
0.0 %
0.0 %
0.0 %
0.0 %
G20 3.8 %
0.0 %
100.0 %
0.0 %
100.0 %
G30 3.8 %
0.0 %
0.0 %
0.0 %
0.0 %

SV GLONASS Observations Missing L1C Missing L2C Missing L2P
R6 2.7 %
0.1 %
100.0 %
100.0 %
R7 3.8 %
0.0 %
0.0 %
0.0 %
R8 3.8 %
0.0 %
0.0 %
0.0 %
R9 3.8 %
0.0 %
0.0 %
0.0 %
R10 3.8 %
0.0 %
100.0 %
100.0 %
R16 2.6 %
0.0 %
0.0 %
0.0 %
R22 2.5 %
0.0 %
0.5 %
0.0 %
R23 3.8 %
0.0 %
100.0 %
100.0 %

SV Galileo Observations Missing L1C Missing L5Q Missing L7Q Missing L8Q
E1 1.2 %
0.0 %
0.0 %
0.0 %
0.0 %
E4 3.8 %
0.0 %
0.0 %
0.0 %
0.0 %
E11 3.1 %
0.0 %
0.0 %
0.0 %
0.1 %
E12 3.8 %
0.0 %
0.0 %
0.0 %
0.0 %
E19 3.8 %
0.0 %
0.0 %
0.0 %
0.0 %
E21 3.8 %
0.0 %
0.0 %
0.0 %
0.0 %
E27 3.8 %
0.0 %
0.0 %
0.0 %
0.0 %
E33 3.0 %
0.0 %
0.0 %
0.0 %
0.0 %

SV BeiDou Observations Missing L2I Missing L7I
C11 3.2 %
0.0 %
0.0 %
C12 1.6 %
0.0 %
0.0 %
C21 3.8 %
0.0 %
100.0 %
C22 3.8 %
0.0 %
100.0 %
C26 3.4 %
0.0 %
100.0 %

Missing code observations by satellite > 15°: 
SV GPS Missing C1C Missing C2S Missing C2W Missing C5Q
G2 0.0 %
100.0 %
0.0 %
100.0 %
G5 0.0 %
0.0 %
0.0 %
100.0 %
G6 0.0 %
0.0 %
0.0 %
0.0 %
G7 0.0 %
0.0 %
0.0 %
100.0 %
G9 0.0 %
0.0 %
0.0 %
0.0 %
G13 0.0 %
100.0 %
0.0 %
100.0 %
G14 0.0 %
0.0 %
0.0 %
0.0 %
G20 0.0 %
100.0 %
0.0 %
100.0 %
G30 0.0 %
0.0 %
0.0 %
0.0 %

SV GLONASS Missing C1C Missing C2C Missing C2P
R6 0.0 %
100.0 %
100.0 %
R7 0.0 %
0.0 %
0.0 %
R8 0.0 %
0.0 %
0.0 %
R9 0.0 %
0.0 %
0.0 %
R10 0.0 %
100.0 %
100.0 %
R16 0.0 %
0.0 %
0.0 %
R22 0.0 %
0.1 %
0.0 %
R23 0.0 %
100.0 %
100.0 %

SV Galileo Missing C1C Missing C5Q Missing C7Q Missing C8Q
E1 0.0 %
0.0 %
0.0 %
0.0 %
E4 0.0 %
0.0 %
0.0 %
0.0 %
E11 0.0 %
0.0 %
0.0 %
0.1 %
E12 0.0 %
0.0 %
0.0 %
0.0 %
E19 0.0 %
0.0 %
0.0 %
0.0 %
E21 0.0 %
0.0 %
0.0 %
0.0 %
E27 0.0 %
0.0 %
0.0 %
0.0 %
E33 0.0 %
0.0 %
0.0 %
0.0 %

SV BeiDou Missing C2I Missing C7I
C11 0.0 %
0.0 %
C12 0.0 %
0.0 %
C21 0.0 %
100.0 %
C22 0.0 %
100.0 %
C26 0.0 %
100.0 %

Tracking by satellite elevation > 15°: 
Elevation Cycle Slips GPS Cycle Slips GLONASS Cycle Slips Galileo Cycle Slips BeiDou Cycle Slips QZSS Cycle Slips NavIC Observations
85 - 90 0
0
0
0
0
0
0.0 %
80 - 85 0
0
0
0
0
0
0.0 %
75 - 80 0
0
0
0
0
0
2.2 %
70 - 75 0
0
0
0
0
0
2.3 %
65 - 70 0
0
0
0
0
0
5.6 %
60 - 65 0
0
0
0
0
0
3.5 %
55 - 60 0
0
0
0
0
0
2.3 %
50 - 55 0
0
0
0
0
0
7.8 %
45 - 50 0
0
0
0
0
0
8.5 %
40 - 45 0
0
0
0
0
0
6.9 %
35 - 40 0
0
0
0
0
0
8.3 %
30 - 35 0
0
0
0
0
0
9.2 %
25 - 30 0
0
0
0
0
0
14.9 %
20 - 25 1
0
0
0
0
0
17.8 %
15 - 20 0
1
4
0
0
0
10.9 %
10 - 15 0
0
0
0
0
0
0.0 %
5 - 10 0
0
0
0
0
0
0.0 %
0 - 5 0
0
0
0
0
0
0.0 %

Signal to Noise Ratio by satellite > 15°: 
SV GPS L1 L2 L5
G2 50.6
48.5
-
G5 45.7
45.8
-
G6 45.5
48.1
51.6
G7 50.2
49.3
-
G9 42.5
45.4
49.7
G13 45.5
41.5
-
G14 40.9
44.3
47.5
G20 52.0
51.2
-
G30 54.1
54.5
58.7
Average GPS: 47.5
47.6
51.9

SV GLONASS G1 G2
R6 33.3
-
R7 52.0
49.9
R8 44.9
46.8
R9 51.8
50.1
R10 47.2
-
R16 39.5
38.2
R22 34.2
31.4
R23 46.4
-
Average GLONASS: 43.7
43.3

SV Galileo E1 E5a E5b E5a+b
E1 42.6
45.4
45.5
48.5
E4 46.4
49.4
49.5
52.5
E11 41.4
44.0
43.8
46.9
E12 47.6
49.9
50.0
53.0
E19 49.7
51.0
51.6
54.3
E21 46.8
49.5
49.7
52.6
E27 43.4
46.9
47.0
50.0
E33 44.2
47.4
47.4
50.4
Average Galileo: 45.3
47.9
48.1
51.0

SV BeiDou B1I B2I
C11 40.8
46.0
C12 38.9
46.6
C21 54.6
-
C22 50.0
-
C26 44.7
-
Average BeiDou: 45.8
46.3

Code multipath by satellite > 15°: 
SV GPS Av Elev MP (L1) MP (L2) MP (L5)
G2 45.0 ° 0.05 m
0.06 m
-
G5 30.3 ° 0.13 m
0.10 m
-
G6 31.5 ° 0.11 m
0.08 m
0.12 m
G7 50.6 ° 0.04 m
0.05 m
-
G9 24.2 ° 0.09 m
0.08 m
0.17 m
G13 29.1 ° 0.06 m
0.08 m
-
G14 17.9 ° 0.13 m
0.15 m
0.33 m
G20 64.1 ° 0.05 m
0.05 m
-
G30 69.9 ° 0.04 m
0.03 m
0.07 m
Average GPS: - 0.08 m
0.07 m
0.17 m

SV GLONASS Av Elev MP (G1) MP (G2)
R6 - - -
R7 50.5 ° 0.11 m
0.10 m
R8 38.1 ° 0.09 m
0.13 m
R9 48.2 ° 0.04 m
0.12 m
R10 - - -
R16 21.7 ° 0.13 m
0.18 m
R22 24.0 ° 0.15 m
0.10 m
R23 - - -
Average GLONASS: - 0.11 m
0.13 m

SV Galileo Av Elev MP (E1) MP (E5a) MP (E5b) MP (E5a+b)
E1 18.2 ° 0.08 m
0.23 m
0.27 m
0.13 m
E4 29.4 ° 0.06 m
0.10 m
0.12 m
0.04 m
E11 23.1 ° 0.41 m
0.57 m
0.52 m
0.06 m
E12 42.3 ° 0.07 m
0.07 m
0.07 m
0.05 m
E19 65.2 ° 0.04 m
0.06 m
0.06 m
0.01 m
E21 31.7 ° 0.09 m
0.20 m
0.20 m
0.07 m
E27 23.0 ° 0.14 m
0.36 m
0.34 m
0.05 m
E33 23.7 ° 0.12 m
0.13 m
0.14 m
0.12 m
Average Galileo: - 0.13 m
0.22 m
0.21 m
0.07 m

SV BeiDou Av Elev MP (B1I) MP (B2I)
C11 18.4 ° 0.12 m
0.11 m
C12 18.9 ° 0.07 m
0.07 m
C21 65.1 ° 0.10 m
-
C22 41.5 ° 0.45 m
-
C26 26.2 ° 0.95 m
-
Average BeiDou: - 0.34 m
0.09 m

Code multipath by satellite elevation > 15°: 
Elevation MP (L1/E1/B1I) MP (L2/B1C) MP (L5/E5a/B2a) MP (E5b/B2I) MP (E5a+b/B2a+b) MP (L6/E6/B3I/G2a) MP (G3)
85 - 90 - - - - - - -
80 - 85 - - - - - - -
75 - 80 0.04 m
0.03 m
0.09 m
- - - -
70 - 75 0.07 m
0.04 m
0.04 m
- - - -
65 - 70 0.05 m
0.04 m
0.06 m
0.05 m
0.01 m
- -
60 - 65 0.07 m
0.05 m
0.07 m
0.08 m
0.02 m
- -
55 - 60 0.07 m
0.06 m
- - - - -
50 - 55 0.07 m
0.09 m
- - - - -
45 - 50 0.13 m
0.09 m
0.05 m
0.04 m
0.03 m
- -
40 - 45 0.11 m
0.07 m
0.10 m
0.10 m
0.07 m
- -
35 - 40 0.22 m
0.11 m
0.12 m
0.12 m
0.06 m
- -
30 - 35 0.19 m
0.09 m
0.19 m
0.19 m
0.08 m
- -
25 - 30 0.14 m
0.09 m
0.19 m
0.21 m
0.06 m
- -
20 - 25 0.18 m
0.11 m
0.33 m
0.30 m
0.07 m
- -
15 - 20 0.24 m
0.13 m
0.20 m
0.13 m
0.11 m
- -
10 - 15 - - - - - - -
5 - 10 - - - - - - -
0 - 5 - - - - - - -


Observation File Messages:





GPS Navigation File Messages:




GLONASS Navigation File Messages:




Galileo Navigation File Messages:




BeiDou Navigation File Messages:




General Messages:


- Updated header information or comments after epoch 2021/08/28 17:59:59.00

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 code and phase measurements with a SNR of at least 0 
(#)  A complete GLONASS observation contains non-zero G1 code and phase measurements with a SNR of at least 0 
(#)  A complete Galileo observation contains non-zero E1, E5a code and phase measurements with a SNR of at least 0 
(#)  A complete BeiDou observation contains non-zero B1I code and phase measurements with a SNR of at least 0 
(#)  A complete QZSS observation contains non-zero L1 code and phase measurements with a SNR of at least 0 
(#)  A complete NavIC observation contains non-zero L5 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 7.5.2.8679