Leica SpiderQC v7.5 Quality Report


Program Run: 2021/11/06 20:01:42.24

File Details:


Observation File: algc310t.21o
GPS Navigation File: algc310t.21n
GLONASS Navigation File: algc310t.21g
Galileo Navigation File: algc310t.21l
BeiDou Navigation File: algc310t.21f
Quality Testing:  Fail (See below for details) 

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:  1.7 m dX  -4.5 m dY  2.7 m dZ 
Diff. Est-Header:  5.5 m (3600 estimates) 

Session Summary:


Time of first obs:  2021/11/06 19:00:00.00 GPS 
Time of last obs:  2021/11/06 19:59:59.00 GPS 
Session length:  59.98 minutes 
GPS week:  2182, day 6 
Observation interval:  1.00 seconds 
UTC leap seconds:  18 seconds 

Num SVs with obs:  39 
Num SVs with nav:  101 
Total GPS orbits:  34 
Total GLONASS orbits:  39 
Total Galileo orbits:  107 
Total BeiDou orbits:  31 
Total QZSS orbits: 
Total NavIC orbits: 
SVs with obs:  G2 G6 G10 G12 G13 G15 G19 G23 G24 G25 G29 G31 G32 R1 R2 R7 R8 R9 R10 R12 R20 R21 E1 E4 E5 E9 E24 E25 E26 E31 E33 C5 C12 C13 C14 C23 C24 C25 C26  
SVs without obs:  G1 G3 G4 G5 G7 G8 G9 G11 G14 G16 G17 G18 G20 G21 G22 G26 G27 G28 G30 R3 R4 R5 R6 R11 R13 R14 R15 R16 R17 R18 R19 R22 R23 R24 E2 E3 E6 E7 E8 E10 E11 E12 E13 E14 E15 E16 E17 E18 E19 E20 E21 E22 E23 E27 E28 E29 E30 E32 E34 E35 E36 C1 C2 C3 C4 C6 C7 C8 C9 C10 C11 C15 C16 C17 C18 C19 C20 C21 C22 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 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:  R11 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 44 slips 
Multipath:  Pass  Value 0.08m MP1 / 0.12m MP2 / 0.10m MP5, Threshold 0.5 m 
Data Completeness:  Pass  Value 100.0 %, Threshold 95.0 % 
Navigation Data:  Pass   
     
GLONASS Specific Tests 
Cycle Slips:  Pass  Value 2 slips, Threshold 132 slips 
Multipath:  Pass  Value 0.12m MP1 / 0.18m MP2, Threshold 0.5 m 
Data Completeness:  Pass  Value 99.7 %, Threshold 90.0 % 
Navigation Data:  Pass   
     
Galileo Specific Tests 
Cycle Slips:  Pass  Value 0 slips, Threshold 119 slips 
Multipath:  Pass  Value 0.08m MP1 / 0.14m MP5a / 0.14m MP5b / 0.05m MP5a+b, Threshold 0.5 m 
Data Completeness:  Pass  Value 100.0 %, Threshold 90.0 % 
Navigation Data:  Pass   
     
BeiDou Specific Tests 
Cycle Slips:  Pass  Value 0 slips, Threshold 81 slips 
Multipath:  Pass  Value 0.18m MP1 / 0.16m MP2b, Threshold 0.5 m 
Data Completeness:  Pass  Value 100.0 %, Threshold 90.0 % 
Navigation Data:  Fail   

General Quality Indicators:


Tracking   
Num obs > 0°:  118992 
Num possible obs > 0°:  124498 
Num obs with invalid nav:  97 
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°:  3529  (98.0 %) 
Epochs with full data > 15°:  3529  (98.0 %) 

Satellite Geometry 
DOP  Minimum  Maximum  Average 
PDOP  2.4  3.2  2.9 
GDOP  3.0  3.9  3.6 

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 
None   

Receiver Clock 
Clock Slips > 15°: 
Max RX clock offset:  0.000029 ms (at 2021/11/06 19:10:42.00) 
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°:  118992  38659  25851  30044  24438 
Num possible obs > 0°:  124498  40458  26287  32330  25423 
Num obs with invalid nav:  97  97 
Num obs without nav: 
Num obs to unhealthy SV: 
               
Tracking over Elevation Mask (15°) 
Num obs > 15°:  76969  21799  21973  19773  13424 
% obs > 15°:   99.9 %  100.0 %  99.7 %  100.0 %  100.0 % 
Num possible obs > 15°:  77040  21799  22044  19773  13424 
Num complete obs > 15°:  76969  21799  21973  19773  13424 
% complete obs > 15°:   99.9 %  100.0 %  99.7 %  100.0 %  100.0 % 
Num obs with WLF change:  
Average # SV per Epoch:  21.4   6.1   6.1   5.5   3.7  
               
Observation ratio w.r.t. L1/E1/B1I: 
Obs L2/B1C:  1.808   1.946   1.672  
Obs E5b/B2I:  0.722   1.000   0.313  
Obs L5/E5a/B2a:  0.769   0.560   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:  0.004 %  0.005 %  0.009 % 
Num complete obs per slip:  25656   21799   10986  
IOD Slips > 15°: 
Outliers > 15°: 
LLI : Obs L1/E1/B1I:  0.0000   0.0000  
LLI : Obs L2/B1C:  0.0000   0.0000  
LLI : Obs E5b/B2I: 
LLI : Obs L5/E5a/B2a: 
LLI : Obs E5a+b/B2a+b: 
LLI : Obs L6/E6/B3I/G2a: 
LLI : Obs G3: 

Multipath               
MP (L1/E1/B1I) RMS:  0.108 m  0.084 m  0.120 m  0.079 m  0.179 m 
MP (L2/B1C) RMS:  0.141 m  0.118 m  0.176 m 
MP (L5/E5a/B2a) RMS:  0.126 m  0.098 m  0.142 m 
MP (E5b/B2I) RMS:  0.146 m  0.141 m  0.164 m 
MP (E5a+b/B2a+b) RMS:  0.046 m  0.046 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 83.6 %
83.6 %
83.6 %
83.6 %
L2P 83.6 %
83.6 %
83.6 %
83.6 %
L2S 94.6 %
94.6 %
94.6 %
94.6 %
L2W 100.0 %
100.0 %
100.0 %
100.0 %
L5Q 76.9 %
76.9 %
76.9 %
76.9 %
L7I 31.3 %
31.3 %
31.3 %
31.3 %
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 15.00° 17.66° 811 811 (100.0 %)
0 (0.0 %) 0
G10 15.00° 19.96° 1366 1366 (100.0 %)
0 (0.0 %) 0
G12 58.24° 79.48° 3600 3600 (100.0 %)
0 (0.0 %) 0
G15 15.00° 25.41° 1488 1488 (100.0 %)
0 (0.0 %) 0
G19 15.00° 16.81° 367 367 (100.0 %)
0 (0.0 %) 0
G23 15.00° 15.24° 48 48 (100.0 %)
0 (0.0 %) 0
G24 43.09° 61.14° 3600 3600 (100.0 %)
0 (0.0 %) 0
G25 51.29° 67.22° 3600 3600 (100.0 %)
0 (0.0 %) 1
G29 15.00° 40.59° 3319 3319 (100.0 %)
0 (0.0 %) 0
G32 25.20° 44.68° 3600 3600 (100.0 %)
0 (0.0 %) 0

SV GLONASS Min Elev Max Elev Possible Observations Actual Observations Observations with Invalid Ephemeris Cycle Slips
R1 35.02° 50.82° 3600 3600 (100.0 %)
0 (0.0 %) 0
R2 15.00° 27.93° 2731 2731 (100.0 %)
0 (0.0 %) 0
R8 15.01° 41.08° 3001 3001 (100.0 %)
0 (0.0 %) 0
R10 23.46° 40.15° 3600 3600 (100.0 %)
0 (0.0 %) 0
R12 15.00° 25.20° 2280 2280 (100.0 %)
0 (0.0 %) 0
R20 26.50° 29.78° 3600 3529 (98.0 %)
0 (0.0 %) 2
R21 15.00° 38.98° 3232 3232 (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° 17.90° 679 679 (100.0 %)
0 (0.0 %) 0
E4 15.00° 27.96° 2140 2140 (100.0 %)
0 (0.0 %) 0
E5 34.86° 45.09° 3600 3600 (100.0 %)
0 (0.0 %) 0
E9 45.31° 66.49° 3600 3600 (100.0 %)
0 (0.0 %) 0
E24 49.36° 59.92° 3600 3600 (100.0 %)
0 (0.0 %) 0
E31 50.81° 66.75° 3600 3600 (100.0 %)
0 (0.0 %) 0
E33 15.00° 23.50° 2554 2554 (100.0 %)
0 (0.0 %) 0

SV BeiDou Min Elev Max Elev Possible Observations Actual Observations Observations with Invalid Ephemeris Cycle Slips
C12 33.15° 45.06° 3600 3600 (100.0 %)
0 (0.0 %) 0
C14 15.00° 18.79° 607 607 (100.0 %)
0 (0.0 %) 0
C23 15.00° 23.77° 2017 2017 (100.0 %)
0 (0.0 %) 0
C24 36.93° 51.93° 3600 3600 (100.0 %)
0 (0.0 %) 0
C25 51.40° 64.59° 3600 3600 (100.0 %)
0 (0.0 %) 0
C26 - - 0 0 (-)
97 (-) 0

Missing phase observations by satellite > 15°: 
SV GPS Observations Missing L1C Missing L2S Missing L2W Missing L5Q
G2 1.1 %
0.0 %
100.0 %
0.0 %
100.0 %
G10 1.8 %
0.0 %
0.0 %
0.0 %
0.0 %
G12 4.7 %
0.0 %
0.0 %
0.0 %
100.0 %
G15 1.9 %
0.0 %
0.0 %
0.0 %
100.0 %
G19 0.5 %
0.0 %
100.0 %
0.0 %
100.0 %
G23 0.1 %
0.0 %
0.0 %
0.0 %
0.0 %
G24 4.7 %
0.0 %
0.0 %
0.0 %
0.0 %
G25 4.7 %
0.0 %
0.0 %
0.0 %
0.0 %
G29 4.3 %
0.0 %
0.0 %
0.0 %
100.0 %
G32 4.7 %
0.0 %
0.0 %
0.0 %
0.0 %

SV GLONASS Observations Missing L1C Missing L2C Missing L2P
R1 4.7 %
0.0 %
0.0 %
0.0 %
R2 3.5 %
0.0 %
0.0 %
0.0 %
R8 3.9 %
0.0 %
0.0 %
0.0 %
R10 4.7 %
0.0 %
100.0 %
100.0 %
R12 3.0 %
0.0 %
0.0 %
0.0 %
R20 4.6 %
0.0 %
0.1 %
0.1 %
R21 4.2 %
0.0 %
0.0 %
0.0 %

SV Galileo Observations Missing L1C Missing L5Q Missing L7Q Missing L8Q
E1 0.9 %
0.0 %
0.0 %
0.0 %
0.0 %
E4 2.8 %
0.0 %
0.0 %
0.0 %
0.0 %
E5 4.7 %
0.0 %
0.0 %
0.0 %
0.0 %
E9 4.7 %
0.0 %
0.0 %
0.0 %
0.0 %
E24 4.7 %
0.0 %
0.0 %
0.0 %
0.0 %
E31 4.7 %
0.0 %
0.0 %
0.0 %
0.0 %
E33 3.3 %
0.0 %
0.0 %
0.0 %
0.0 %

SV BeiDou Observations Missing L2I Missing L7I
C12 4.7 %
0.0 %
0.0 %
C14 0.8 %
0.0 %
0.0 %
C23 2.6 %
0.0 %
100.0 %
C24 4.7 %
0.0 %
100.0 %
C25 4.7 %
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 %
G10 0.0 %
0.0 %
0.0 %
0.0 %
G12 0.0 %
0.0 %
0.0 %
100.0 %
G15 0.0 %
0.0 %
0.0 %
100.0 %
G19 0.0 %
100.0 %
0.0 %
100.0 %
G23 0.0 %
0.0 %
0.0 %
0.0 %
G24 0.0 %
0.0 %
0.0 %
0.0 %
G25 0.0 %
0.0 %
0.0 %
0.0 %
G29 0.0 %
0.0 %
0.0 %
100.0 %
G32 0.0 %
0.0 %
0.0 %
0.0 %

SV GLONASS Missing C1C Missing C2C Missing C2P
R1 0.0 %
0.0 %
0.0 %
R2 0.0 %
0.0 %
0.0 %
R8 0.0 %
0.0 %
0.0 %
R10 0.0 %
100.0 %
100.0 %
R12 0.0 %
0.0 %
0.0 %
R20 0.0 %
0.0 %
0.0 %
R21 0.0 %
0.0 %
0.0 %

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 %
E5 0.0 %
0.0 %
0.0 %
0.0 %
E9 0.0 %
0.0 %
0.0 %
0.0 %
E24 0.0 %
0.0 %
0.0 %
0.0 %
E31 0.0 %
0.0 %
0.0 %
0.0 %
E33 0.0 %
0.0 %
0.0 %
0.0 %

SV BeiDou Missing C2I Missing C7I
C12 0.0 %
0.0 %
C14 0.0 %
0.0 %
C23 0.0 %
100.0 %
C24 0.0 %
100.0 %
C25 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
1.3 %
70 - 75 0
0
0
0
0
0
1.1 %
65 - 70 1
0
0
0
0
0
2.9 %
60 - 65 0
0
0
0
0
0
7.3 %
55 - 60 0
0
0
0
0
0
9.8 %
50 - 55 0
0
0
0
0
0
9.1 %
45 - 50 0
0
0
0
0
0
5.8 %
40 - 45 0
0
0
0
0
0
10.2 %
35 - 40 0
0
0
0
0
0
9.9 %
30 - 35 0
0
0
0
0
0
5.5 %
25 - 30 0
2
0
0
0
0
11.3 %
20 - 25 0
0
0
0
0
0
10.3 %
15 - 20 0
0
0
0
0
0
15.5 %
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 40.9
39.7
-
G10 42.3
43.9
47.1
G12 53.7
52.9
-
G15 42.6
41.9
-
G19 39.5
39.0
-
G23 39.8
44.6
47.8
G24 51.0
52.7
56.5
G25 52.8
53.1
57.5
G29 44.8
44.7
-
G32 48.5
48.7
51.6
Average GPS: 45.6
46.1
52.1

SV GLONASS G1 G2
R1 48.2
42.9
R2 45.6
42.1
R8 45.2
43.9
R10 44.8
-
R12 44.7
42.3
R20 35.9
44.1
R21 45.0
43.6
Average GLONASS: 44.2
43.2

SV Galileo E1 E5a E5b E5a+b
E1 41.4
44.7
44.9
47.9
E4 43.6
46.8
46.8
50.0
E5 50.3
52.3
52.5
55.5
E9 53.9
55.0
55.6
58.4
E24 53.7
54.9
55.3
58.2
E31 53.4
54.9
55.2
58.2
E33 42.6
46.0
45.9
49.1
Average Galileo: 48.4
50.7
50.9
53.9

SV BeiDou B1I B2I
C12 46.4
51.4
C14 39.1
44.6
C23 42.9
-
C24 50.7
-
C25 53.4
-
Average BeiDou: 46.5
48.0

Code multipath by satellite > 15°: 
SV GPS Av Elev MP (L1) MP (L2) MP (L5)
G2 16.3 ° 0.18 m
0.24 m
-
G10 17.5 ° 0.06 m
0.06 m
0.10 m
G12 68.9 ° 0.04 m
0.04 m
-
G15 20.2 ° 0.11 m
0.20 m
-
G19 15.9 ° 0.10 m
0.20 m
-
G23 - - - -
G24 52.1 ° 0.05 m
0.04 m
0.07 m
G25 59.3 ° 0.03 m
0.03 m
0.06 m
G29 27.8 ° 0.11 m
0.19 m
-
G32 34.9 ° 0.08 m
0.07 m
0.15 m
Average GPS: - 0.08 m
0.12 m
0.10 m

SV GLONASS Av Elev MP (G1) MP (G2)
R1 42.9 ° 0.06 m
0.08 m
R2 21.5 ° 0.18 m
0.26 m
R8 28.0 ° 0.09 m
0.16 m
R10 - - -
R12 20.1 ° 0.10 m
0.14 m
R20 28.1 ° 0.18 m
0.23 m
R21 27.0 ° 0.12 m
0.19 m
Average GLONASS: - 0.12 m
0.18 m

SV Galileo Av Elev MP (E1) MP (E5a) MP (E5b) MP (E5a+b)
E1 16.5 ° 0.09 m
0.24 m
0.23 m
0.06 m
E4 21.5 ° 0.10 m
0.15 m
0.19 m
0.10 m
E5 40.0 ° 0.04 m
0.13 m
0.12 m
0.03 m
E9 55.9 ° 0.07 m
0.08 m
0.08 m
0.04 m
E24 54.6 ° 0.03 m
0.07 m
0.06 m
0.02 m
E31 58.8 ° 0.03 m
0.05 m
0.07 m
0.02 m
E33 19.2 ° 0.18 m
0.28 m
0.24 m
0.05 m
Average Galileo: - 0.08 m
0.14 m
0.14 m
0.05 m

SV BeiDou Av Elev MP (B1I) MP (B2I)
C12 39.1 ° 0.09 m
0.11 m
C14 16.9 ° 0.05 m
0.22 m
C23 19.4 ° 0.47 m
-
C24 44.4 ° 0.17 m
-
C25 58.0 ° 0.11 m
-
Average BeiDou: - 0.18 m
0.16 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 0.05 m
0.04 m
- - - - -
70 - 75 0.03 m
0.03 m
- - - - -
65 - 70 0.05 m
0.04 m
0.06 m
0.07 m
0.02 m
- -
60 - 65 0.06 m
0.03 m
0.06 m
0.08 m
0.03 m
- -
55 - 60 0.04 m
0.04 m
0.07 m
0.07 m
0.03 m
- -
50 - 55 0.07 m
0.05 m
0.07 m
0.07 m
0.03 m
- -
45 - 50 0.08 m
0.06 m
0.07 m
0.04 m
0.04 m
- -
40 - 45 0.06 m
0.08 m
0.11 m
0.10 m
0.03 m
- -
35 - 40 0.10 m
0.12 m
0.16 m
0.12 m
0.04 m
- -
30 - 35 0.10 m
0.12 m
0.13 m
0.18 m
- - -
25 - 30 0.16 m
0.20 m
0.17 m
0.14 m
0.05 m
- -
20 - 25 0.17 m
0.16 m
0.24 m
0.27 m
0.09 m
- -
15 - 20 0.15 m
0.21 m
0.19 m
0.20 m
0.06 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 2021/11/06 19:59:59.00

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