Leica SpiderQC v7.5 Quality Report


Program Run: 2021/07/22 20:01:25.50

File Details:


Observation File: algc203t.21o
GPS Navigation File: algc203t.21n
GLONASS Navigation File: algc203t.21g
Galileo Navigation File: algc203t.21l
BeiDou Navigation File: algc203t.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  -6.7 m dY  5.6 m dZ 
Diff. Est-Header:  8.9 m (3600 estimates) 

Session Summary:


Time of first obs:  2021/07/22 19:00:00.00 GPS 
Time of last obs:  2021/07/22 19:59:59.00 GPS 
Session length:  59.98 minutes 
GPS week:  2167, day 4 
Observation interval:  1.00 seconds 
UTC leap seconds:  18 seconds 

Num SVs with obs:  38 
Num SVs with nav:  102 
Total GPS orbits:  34 
Total GLONASS orbits:  39 
Total Galileo orbits:  119 
Total BeiDou orbits:  32 
Total QZSS orbits: 
Total NavIC orbits: 
SVs with obs:  G2 G4 G6 G7 G9 G13 G14 G19 G20 G29 G30 R1 R2 R3 R12 R13 R17 R18 R24 E1 E4 E9 E11 E12 E19 E21 E33 E36 C5 C7 C10 C11 C14 C24 C25 C26 C27 C28  
SVs without obs:  G1 G3 G5 G8 G10 G11 G12 G15 G16 G17 G18 G21 G22 G23 G24 G25 G26 G27 G28 G31 G32 R4 R5 R6 R7 R8 R9 R10 R11 R14 R15 R16 R19 R20 R21 R22 R23 E2 E3 E5 E6 E7 E8 E10 E13 E14 E15 E16 E17 E18 E20 E22 E23 E24 E25 E26 E27 E28 E29 E30 E31 E32 E34 E35 C1 C2 C3 C4 C6 C8 C9 C12 C13 C15 C16 C17 C18 C19 C20 C21 C22 C23 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 49 slips 
Multipath:  Pass  Value 0.06m MP1 / 0.07m MP2 / 0.11m MP5, Threshold 0.5 m 
Data Completeness:  Pass  Value 100.0 %, Threshold 95.0 % 
Navigation Data:  Pass   
     
GLONASS Specific Tests 
Cycle Slips:  Pass  Value 6 slips, Threshold 132 slips 
Multipath:  Pass  Value 0.11m MP1 / 0.14m MP2, Threshold 0.5 m 
Data Completeness:  Pass  Value 95.4 %, Threshold 90.0 % 
Navigation Data:  Pass   
     
Galileo Specific Tests 
Cycle Slips:  Pass  Value 0 slips, Threshold 133 slips 
Multipath:  Pass  Value 0.09m 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 3 slips, Threshold 123 slips 
Multipath:  Fail  Value 0.63m MP1 / 0.08m MP2b, Threshold 0.5 m 
Data Completeness:  Pass  Value 97.9 %, Threshold 90.0 % 
Navigation Data:  Fail   

General Quality Indicators:


Tracking   
Num obs > 0°:  113895 
Num possible obs > 0°:  117186 
Num obs with invalid nav: 
Num obs without nav:  3672 
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°:  2115  (58.8 %) 
Epochs with full data > 15°:  2114  (58.7 %) 

Satellite Geometry 
DOP  Minimum  Maximum  Average 
PDOP  2.4  3.6  2.7 
GDOP  2.9  4.5  3.3 

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 
C14  7.217  1 / 434  61.37° / 60.63°  40.39° / 44.38° 
R13  17.500  1225 / 2275  15.00° / 23.73°  163.60° / 160.89° 
Total:  24.717 (1483 observations) 

Receiver Clock 
Clock Slips > 15°: 
Max RX clock offset:  0.000040 ms (at 2021/07/22 19:01:39.00) 
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°:  113895  31651  25116  28058  29070 
Num possible obs > 0°:  117186  32880  27560  27378  29368 
Num obs with invalid nav: 
Num obs without nav:  3672  1495  2177 
Num obs to unhealthy SV: 
               
Tracking over Elevation Mask (15°) 
Num obs > 15°:  88857  24290  21947  22101  20519 
% obs > 15°:   98.4 %  100.0 %  95.4 %  100.0 %  97.9 % 
Num possible obs > 15°:  90342  24290  22998  22101  20953 
Num complete obs > 15°:  88847  24290  21944  22101  20512 
% complete obs > 15°:   98.3 %  100.0 %  95.4 %  100.0 %  97.9 % 
Num obs with WLF change:  
Average # SV per Epoch:  24.7   6.7   6.1   6.1   5.7  
               
Observation ratio w.r.t. L1/E1/B1I: 
Obs L2/B1C:  1.786   1.593   1.999  
Obs E5b/B2I:  0.593   1.000   0.154  
Obs L5/E5a/B2a:  0.709   0.445   1.000  
Obs E5a+b/B2a+b:  1.000   1.000  
Obs L6/E6/B3I/G2a: 
Obs G3: 

Cycle Slips               
Num cycle slips > 15°:  10 
% slips per complete obs:  0.011 %  0.004 %  0.027 %  0.015 % 
Num complete obs per slip:  8884   24290   3657   6837  
IOD Slips > 15°: 
Outliers > 15°: 
LLI : Obs L1/E1/B1I:  0.0000   0.0001   0.0001  
LLI : Obs L2/B1C:  0.0000   0.0001  
LLI : Obs E5b/B2I:  0.0000   0.0003  
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:  0.205 m  0.065 m  0.114 m  0.087 m  0.630 m 
MP (L2/B1C) RMS:  0.106 m  0.067 m  0.140 m 
MP (L5/E5a/B2a) RMS:  0.129 m  0.109 m  0.138 m 
MP (E5b/B2I) RMS:  0.129 m  0.137 m  0.076 m 
MP (E5a+b/B2a+b) RMS:  0.050 m  0.050 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 100.0 %
99.9 %
100.0 %
100.0 %
L2P 100.0 %
99.9 %
100.0 %
100.0 %
L2S 59.3 %
59.3 %
59.3 %
59.3 %
L2W 100.0 %
100.0 %
100.0 %
100.0 %
L5Q 70.9 %
70.9 %
70.9 %
70.9 %
L7I 15.4 %
15.4 %
15.4 %
15.4 %
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 47.23° 54.05° 3600 3600 (100.0 %)
0 (0.0 %) 0
G6 33.17° 61.75° 3600 3600 (100.0 %)
0 (0.0 %) 0
G7 51.36° 62.33° 3600 3600 (100.0 %)
0 (0.0 %) 0
G9 22.97° 43.73° 3600 3600 (100.0 %)
0 (0.0 %) 1
G13 15.00° 29.04° 2690 2690 (100.0 %)
0 (0.0 %) 0
G20 36.83° 62.42° 3600 3600 (100.0 %)
0 (0.0 %) 0
G30 46.98° 74.02° 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 15.00° 25.08° 2237 2237 (100.0 %)
0 (0.0 %) 3
R2 50.85° 52.62° 3600 3600 (100.0 %)
0 (0.0 %) 0
R3 20.37° 36.87° 3600 3600 (100.0 %)
0 (0.0 %) 0
R12 33.51° 50.69° 3600 3600 (100.0 %)
0 (0.0 %) 0
R13 23.73° 35.40° 2376 1325 (55.8 %)
0 (0.0 %) 2
R17 19.09° 44.42° 3600 3600 (100.0 %)
0 (0.0 %) 0
R18 29.17° 33.34° 3600 3600 (100.0 %)
0 (0.0 %) 0
R24 15.00° 18.16° 385 385 (100.0 %)
0 (0.0 %) 1

SV Galileo Min Elev Max Elev Possible Observations Actual Observations Observations with Invalid Ephemeris Cycle Slips
E1 15.00° 30.26° 2888 2888 (100.0 %)
0 (0.0 %) 0
E4 54.11° 63.04° 3600 3600 (100.0 %)
0 (0.0 %) 0
E9 15.00° 19.22° 1213 1213 (100.0 %)
0 (0.0 %) 0
E11 42.78° 45.14° 3600 3600 (100.0 %)
0 (0.0 %) 0
E12 27.55° 51.13° 3600 3600 (100.0 %)
0 (0.0 %) 0
E19 37.78° 52.20° 3600 3600 (100.0 %)
0 (0.0 %) 0
E21 20.45° 28.50° 3600 3600 (100.0 %)
0 (0.0 %) 0
E36 - - 0 0 (-)
1495 (-) 0

SV BeiDou Min Elev Max Elev Possible Observations Actual Observations Observations with Invalid Ephemeris Cycle Slips
C7 - - 0 0 (-)
2177 (-) 0
C14 49.79° 60.28° 3600 3166 (87.9 %)
0 (0.0 %) 2
C24 42.17° 53.77° 3600 3600 (100.0 %)
0 (0.0 %) 1
C25 15.00° 37.04° 3224 3224 (100.0 %)
0 (0.0 %) 0
C26 19.87° 32.41° 3600 3600 (100.0 %)
0 (0.0 %) 0
C27 15.00° 16.69° 3329 3329 (100.0 %)
0 (0.0 %) 0
C28 16.40° 31.98° 3600 3600 (100.0 %)
0 (0.0 %) 0

Missing phase observations by satellite > 15°: 
SV GPS Observations Missing L1C Missing L2S Missing L2W Missing L5Q
G2 4.1 %
0.0 %
100.0 %
0.0 %
100.0 %
G6 4.1 %
0.0 %
0.0 %
0.0 %
0.0 %
G7 4.1 %
0.0 %
0.0 %
0.0 %
100.0 %
G9 4.1 %
0.0 %
0.0 %
0.0 %
0.0 %
G13 3.0 %
0.0 %
100.0 %
0.0 %
100.0 %
G20 4.1 %
0.0 %
100.0 %
0.0 %
100.0 %
G30 4.1 %
0.0 %
0.0 %
0.0 %
0.0 %

SV GLONASS Observations Missing L1C Missing L2C Missing L2P
R1 2.5 %
0.1 %
0.2 %
0.2 %
R2 4.1 %
0.0 %
0.0 %
0.0 %
R3 4.1 %
0.0 %
0.1 %
0.0 %
R12 4.1 %
0.0 %
0.0 %
0.0 %
R13 1.5 %
0.0 %
0.3 %
0.3 %
R17 4.1 %
0.0 %
0.0 %
0.0 %
R18 4.1 %
0.0 %
0.0 %
0.0 %
R24 0.4 %
0.0 %
1.3 %
1.3 %

SV Galileo Observations Missing L1C Missing L5Q Missing L7Q Missing L8Q
E1 3.3 %
0.0 %
0.0 %
0.0 %
0.0 %
E4 4.1 %
0.0 %
0.0 %
0.0 %
0.0 %
E9 1.4 %
0.0 %
0.0 %
0.0 %
0.0 %
E11 4.1 %
0.0 %
0.0 %
0.0 %
0.0 %
E12 4.1 %
0.0 %
0.0 %
0.0 %
0.0 %
E19 4.1 %
0.0 %
0.0 %
0.0 %
0.0 %
E21 4.1 %
0.0 %
0.0 %
0.0 %
0.0 %

SV BeiDou Observations Missing L2I Missing L7I
C14 3.6 %
0.0 %
0.2 %
C24 4.1 %
0.2 %
100.0 %
C25 3.6 %
0.0 %
100.0 %
C26 4.1 %
0.0 %
100.0 %
C27 3.7 %
0.0 %
100.0 %
C28 4.1 %
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 %
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 %
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
R1 0.0 %
0.0 %
0.0 %
R2 0.0 %
0.0 %
0.0 %
R3 0.0 %
0.0 %
0.0 %
R12 0.0 %
0.0 %
0.0 %
R13 0.0 %
0.1 %
0.1 %
R17 0.0 %
0.0 %
0.0 %
R18 0.0 %
0.0 %
0.0 %
R24 0.0 %
0.5 %
0.5 %

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 %
E9 0.0 %
0.0 %
0.0 %
0.0 %
E11 0.0 %
0.0 %
0.0 %
0.0 %
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 %

SV BeiDou Missing C2I Missing C7I
C14 0.0 %
0.0 %
C24 0.0 %
100.0 %
C25 0.0 %
100.0 %
C26 0.0 %
100.0 %
C27 0.0 %
100.0 %
C28 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
0.0 %
70 - 75 0
0
0
0
0
0
0.7 %
65 - 70 0
0
0
0
0
0
0.8 %
60 - 65 0
0
0
2
0
0
5.1 %
55 - 60 0
0
0
0
0
0
7.4 %
50 - 55 0
0
0
0
0
0
15.6 %
45 - 50 0
0
0
0
0
0
8.7 %
40 - 45 0
0
0
1
0
0
9.9 %
35 - 40 0
0
0
0
0
0
6.2 %
30 - 35 0
0
0
0
0
0
11.4 %
25 - 30 1
0
0
0
0
0
12.4 %
20 - 25 0
5
0
0
0
0
10.9 %
15 - 20 0
1
0
0
0
0
10.8 %
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 51.5
49.3
-
G6 50.1
51.5
55.2
G7 50.9
50.3
-
G9 45.6
47.4
51.0
G13 42.8
39.2
-
G20 50.1
47.8
-
G30 52.7
53.0
57.4
Average GPS: 49.1
48.4
54.5

SV GLONASS G1 G2
R1 40.1
36.4
R2 53.2
49.1
R3 45.2
44.4
R12 51.6
48.1
R13 37.0
40.5
R17 47.0
45.2
R18 46.9
45.6
R24 40.3
41.3
Average GLONASS: 45.2
43.8

SV Galileo E1 E5a E5b E5a+b
E1 43.5
46.9
47.0
50.0
E4 53.4
55.4
55.6
58.5
E9 42.6
45.3
45.3
48.4
E11 48.2
49.5
49.1
52.4
E12 46.0
48.9
48.9
52.0
E19 46.4
47.2
47.6
50.5
E21 44.1
47.4
47.6
50.6
Average Galileo: 46.3
48.7
48.7
51.8

SV BeiDou B1I B2I
C14 50.6
54.5
C24 51.8
-
C25 44.6
-
C26 44.3
-
C27 41.6
-
C28 44.0
-
Average BeiDou: 46.1
54.5

Code multipath by satellite > 15°: 
SV GPS Av Elev MP (L1) MP (L2) MP (L5)
G2 50.6 ° 0.04 m
0.06 m
-
G6 47.5 ° 0.08 m
0.06 m
0.11 m
G7 56.8 ° 0.06 m
0.04 m
-
G9 33.3 ° 0.08 m
0.07 m
0.13 m
G13 22.0 ° 0.07 m
0.10 m
-
G20 49.6 ° 0.06 m
0.09 m
-
G30 60.5 ° 0.06 m
0.05 m
0.09 m
Average GPS: - 0.06 m
0.07 m
0.11 m

SV GLONASS Av Elev MP (G1) MP (G2)
R1 20.0 ° 0.19 m
0.25 m
R2 51.7 ° 0.06 m
0.11 m
R3 28.6 ° 0.11 m
0.15 m
R12 42.1 ° 0.10 m
0.14 m
R13 29.6 ° 0.19 m
0.13 m
R17 31.8 ° 0.07 m
0.09 m
R18 31.3 ° 0.11 m
0.15 m
R24 16.6 ° 0.09 m
0.10 m
Average GLONASS: - 0.11 m
0.14 m

SV Galileo Av Elev MP (E1) MP (E5a) MP (E5b) MP (E5a+b)
E1 22.6 ° 0.11 m
0.24 m
0.22 m
0.10 m
E4 58.6 ° 0.04 m
0.07 m
0.06 m
0.02 m
E9 17.1 ° 0.07 m
0.13 m
0.15 m
0.06 m
E11 44.0 ° 0.04 m
0.07 m
0.11 m
0.04 m
E12 39.3 ° 0.10 m
0.09 m
0.09 m
0.06 m
E19 45.0 ° 0.06 m
0.11 m
0.12 m
0.02 m
E21 24.5 ° 0.18 m
0.24 m
0.21 m
0.05 m
Average Galileo: - 0.09 m
0.14 m
0.14 m
0.05 m

SV BeiDou Av Elev MP (B1I) MP (B2I)
C14 55.0 ° 0.08 m
0.08 m
C24 48.0 ° 0.77 m
-
C25 26.0 ° 1.47 m
-
C26 26.1 ° 0.17 m
-
C27 15.8 ° 0.41 m
-
C28 24.2 ° 0.87 m
-
Average BeiDou: - 0.63 m
0.08 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 - - - - - - -
70 - 75 0.06 m
0.04 m
0.08 m
- - - -
65 - 70 0.03 m
0.03 m
0.07 m
- - - -
60 - 65 0.07 m
0.04 m
0.09 m
0.07 m
0.02 m
- -
55 - 60 0.05 m
0.06 m
0.10 m
0.07 m
0.03 m
- -
50 - 55 0.15 m
0.08 m
0.10 m
0.08 m
0.04 m
- -
45 - 50 0.16 m
0.10 m
0.08 m
0.10 m
0.04 m
- -
40 - 45 0.12 m
0.10 m
0.09 m
0.11 m
0.04 m
- -
35 - 40 0.16 m
0.11 m
0.12 m
0.12 m
0.05 m
- -
30 - 35 0.33 m
0.13 m
0.08 m
0.09 m
0.04 m
- -
25 - 30 0.22 m
0.12 m
0.22 m
0.19 m
0.06 m
- -
20 - 25 0.26 m
0.14 m
0.21 m
0.22 m
0.07 m
- -
15 - 20 0.47 m
0.17 m
0.22 m
0.19 m
0.08 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:


- Orbit missing or expired for SV C7 starting 2021/07/22 19:23:42.00.
- Updated header information or comments after epoch 2021/07/22 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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