Leica SpiderQC v7.5 Quality Report


Program Run: 2021/03/22 19:04:19.96

File Details:


Observation File: caal081s.21o
GPS Navigation File: caal081s.21n
GLONASS Navigation File: caal081s.21g
Galileo Navigation File: caal081s.21l
BeiDou Navigation File: caal081s.21f
Quality Testing:  Fail (See below for details) 

Station Details:


Marker Name/Number:  CAAL  13474M001   
Observer/Agency:  IECA  Junta de Andalucia   
Receiver #/Type/Vers:  1831529  LEICA GR25  4.11/6.524 
Antenna #/Type:  18202005  LEIAR10 NONE   
Antenna Offsets (HEN):  0.077  0.000  0.000 
Approx Position (XYZ):  5081921.522  -226112.492  3838297.570 
Approx Position (plh):  37° 13' 15.92375" N  2° 32' 51.39491" W  2210.769m 
Diff. Est-Header:  3.4 m dX  -4.7 m dY  6.5 m dZ 
Diff. Est-Header:  8.7 m (3600 estimates) 

Session Summary:


Time of first obs:  2021/03/22 18:00:00.00 GPS 
Time of last obs:  2021/03/22 18:59:59.00 GPS 
Session length:  59.98 minutes 
GPS week:  2150, day 1 
Observation interval:  1.00 seconds 
UTC leap seconds:  18 seconds 

Num SVs with obs:  37 
Num SVs with nav:  100 
Total GPS orbits:  45 
Total GLONASS orbits:  45 
Total Galileo orbits:  86 
Total BeiDou orbits:  30 
Total QZSS orbits: 
Total NavIC orbits: 
SVs with obs:  G1 G7 G8 G10 G16 G18 G20 G21 G22 G23 G26 G27 G32 R2 R3 R4 R9 R10 R15 R16 R17 R18 R19 R20 E2 E11 E25 E30 E36 C11 C14 C16 C21 C23 C25 C27 C28  
SVs without obs:  G2 G3 G4 G5 G6 G9 G11 G12 G13 G14 G15 G17 G19 G24 G25 G28 G29 G30 G31 R1 R5 R6 R7 R8 R11 R12 R13 R14 R21 R22 R23 R24 E1 E3 E4 E5 E6 E7 E8 E9 E10 E12 E13 E14 E15 E16 E17 E18 E19 E20 E21 E22 E23 E24 E26 E27 E28 E29 E31 E32 E33 E34 E35 C1 C2 C3 C4 C5 C6 C7 C8 C9 C10 C12 C13 C15 C17 C18 C19 C20 C22 C24 C26 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 E15 E19 E21 E22 E24 E25 E26 E27 E30 E31 E33 C6 C7 C8 C9 C10 C11 C12 C13 C14 C16 C18 C19 C20 C21 C22 C23 C24 C25 C26 C27 C28 C29  
SVs without nav:  E6 E10 E14 E16 E17 E18 E20 E23 E28 E29 E32 E34 E35 E36 C1 C2 C3 C4 C5 C15 C17 C30 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 60 slips 
Multipath:  Pass  Value 0.21m MP1 / 0.19m MP2 / 0.23m MP5, Threshold 0.5 m 
Data Completeness:  Pass  Value 100.0 %, Threshold 95.0 % 
Navigation Data:  Pass   
     
GLONASS Specific Tests 
Cycle Slips:  Pass  Value 3 slips, Threshold 135 slips 
Multipath:  Pass  Value 0.21m MP1 / 0.25m MP2, Threshold 0.5 m 
Data Completeness:  Pass  Value 96.1 %, Threshold 90.0 % 
Navigation Data:  Pass   
     
Galileo Specific Tests 
Cycle Slips:  Pass  Value 5 slips, Threshold 65 slips 
Multipath:  Pass  Value 0.16m MP1 / 0.20m MP5a / 0.22m MP5b / 0.08m MP5a+b, Threshold 0.5 m 
Data Completeness:  Fail  Value 74.9 %, Threshold 90.0 % 
Navigation Data:  Pass   
     
BeiDou Specific Tests 
Cycle Slips:  Pass  Value 0 slips, Threshold 94 slips 
Multipath:  Pass  Value 0.46m MP1 / 0.26m MP2b, Threshold 0.5 m 
Data Completeness:  Pass  Value 100.0 %, Threshold 90.0 % 
Navigation Data:  Pass   

General Quality Indicators:


Tracking   
Num obs > 0°:  110310 
Num possible obs > 0°:  115647 
Num obs with invalid nav: 
Num obs without nav:  3600 
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°:  (0.0 %) 
Epochs with full data > 15°:  (0.0 %) 

Satellite Geometry 
DOP  Minimum  Maximum  Average 
PDOP  2.4  2.7  2.5 
GDOP  2.9  3.4  3.0 

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 
R3  15.400  1 / 925  20.15° / 25.00°  105.50° / 98.66° 
E30  24.650  1 / 1480  21.99° / 27.74°  318.14° / 315.20° 
E11  35.467  1472 / 3600  28.86° / 19.70°  52.39° / 61.17° 
Total:  75.517 (4530 observations) 

Receiver Clock 
Clock Slips > 15°: 
Max RX clock offset:  0.000040 ms (at 2021/03/22 18:31:44.00) 
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°:  110310  39825  34287  14391  21807 
Num possible obs > 0°:  115647  41412  36830  14400  23005 
Num obs with invalid nav: 
Num obs without nav:  3600  3600 
Num obs to unhealthy SV: 
               
Tracking over Elevation Mask (15°) 
Num obs > 15°:  78847  29930  22514  10791  15612 
% obs > 15°:   94.6 %  100.0 %  96.1 %  74.9 %  100.0 % 
Num possible obs > 15°:  83381  29930  23439  14400  15612 
Num complete obs > 15°:  78845  29930  22514  10789  15612 
% complete obs > 15°:   94.6 %  100.0 %  96.1 %  74.9 %  100.0 % 
Num obs with WLF change:  
Average # SV per Epoch:  21.9   8.3   6.3   3.0   4.3  
               
Observation ratio w.r.t. L1/E1/B1I: 
Obs L2/B1C:  1.751   1.639   1.900  
Obs E5b/B2I:  0.681   1.000   0.461  
Obs L5/E5a/B2a:  0.735   0.639   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:  0.011 %  0.003 %  0.013 %  0.046 % 
Num complete obs per slip:  8760   29930   7504   2157  
IOD Slips > 15°: 
Outliers > 15°: 
LLI : Obs L1/E1/B1I:  0.0000   0.0000   0.0001  
LLI : Obs L2/B1C:  0.0000   0.0000  
LLI : Obs E5b/B2I:  0.0001   0.0001  
LLI : Obs L5/E5a/B2a:  0.0000   0.0001  
LLI : Obs E5a+b/B2a+b:  0.0001   0.0001  
LLI : Obs L6/E6/B3I/G2a: 
LLI : Obs G3: 

Multipath               
MP (L1/E1/B1I) RMS:  0.249 m  0.206 m  0.209 m  0.157 m  0.462 m 
MP (L2/B1C) RMS:  0.220 m  0.191 m  0.252 m 
MP (L5/E5a/B2a) RMS:  0.219 m  0.232 m  0.200 m 
MP (E5b/B2I) RMS:  0.236 m  0.222 m  0.263 m 
MP (E5a+b/B2a+b) RMS:  0.078 m  0.078 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 95.0 %
95.0 %
95.0 %
95.0 %
L2P 95.0 %
95.0 %
95.0 %
95.0 %
L2S 63.9 %
63.9 %
63.9 %
63.9 %
L2W 100.0 %
100.0 %
100.0 %
100.0 %
L5Q 73.5 %
73.5 %
73.5 %
73.5 %
L7I 46.1 %
46.1 %
46.1 %
46.1 %
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
G1 15.00° 15.20° 38 38 (100.0 %)
0 (0.0 %) 0
G8 28.98° 50.14° 3600 3600 (100.0 %)
0 (0.0 %) 1
G10 47.62° 53.73° 3600 3600 (100.0 %)
0 (0.0 %) 0
G16 49.32° 79.95° 3600 3600 (100.0 %)
0 (0.0 %) 0
G18 15.01° 21.85° 1092 1092 (100.0 %)
0 (0.0 %) 0
G20 15.18° 34.10° 3600 3600 (100.0 %)
0 (0.0 %) 0
G21 17.91° 38.76° 3600 3600 (100.0 %)
0 (0.0 %) 0
G23 25.65° 40.12° 3600 3600 (100.0 %)
0 (0.0 %) 0
G26 22.18° 50.05° 3600 3600 (100.0 %)
0 (0.0 %) 0
G27 60.32° 70.41° 3600 3600 (100.0 %)
0 (0.0 %) 0

SV GLONASS Min Elev Max Elev Possible Observations Actual Observations Observations with Invalid Ephemeris Cycle Slips
R2 15.00° 18.22° 2069 2069 (100.0 %)
0 (0.0 %) 0
R3 25.20° 34.18° 3600 2675 (74.3 %)
0 (0.0 %) 3
R4 15.01° 26.98° 1580 1580 (100.0 %)
0 (0.0 %) 0
R9 38.43° 45.71° 3600 3600 (100.0 %)
0 (0.0 %) 0
R10 15.00° 21.06° 1122 1122 (100.0 %)
0 (0.0 %) 0
R15 15.00° 15.80° 96 96 (100.0 %)
0 (0.0 %) 0
R16 26.23° 56.09° 3600 3600 (100.0 %)
0 (0.0 %) 0
R18 33.08° 50.03° 3600 3600 (100.0 %)
0 (0.0 %) 0
R19 46.77° 52.54° 3600 3600 (100.0 %)
0 (0.0 %) 0
R20 15.00° 17.56° 572 572 (100.0 %)
0 (0.0 %) 0

SV Galileo Min Elev Max Elev Possible Observations Actual Observations Observations with Invalid Ephemeris Cycle Slips
E2 55.98° 66.45° 3600 3600 (100.0 %)
0 (0.0 %) 1
E11 28.86° 35.86° 3600 1471 (40.9 %)
0 (0.0 %) 0
E25 21.57° 45.30° 3600 3600 (100.0 %)
0 (0.0 %) 2
E30 29.01° 37.25° 3600 2120 (58.9 %)
0 (0.0 %) 2
E36 - - 0 0 (-)
3600 (-) 0

SV BeiDou Min Elev Max Elev Possible Observations Actual Observations Observations with Invalid Ephemeris Cycle Slips
C11 18.31° 33.90° 3600 3600 (100.0 %)
0 (0.0 %) 0
C14 27.67° 41.35° 3600 3600 (100.0 %)
0 (0.0 %) 0
C23 17.18° 39.76° 3600 3600 (100.0 %)
0 (0.0 %) 0
C27 15.00° 20.22° 1212 1212 (100.0 %)
0 (0.0 %) 0
C28 50.98° 63.43° 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
G1 0.0 %
0.0 %
0.0 %
0.0 %
0.0 %
G8 4.6 %
0.0 %
0.0 %
0.0 %
0.0 %
G10 4.6 %
0.0 %
0.0 %
0.0 %
0.0 %
G16 4.6 %
0.0 %
100.0 %
0.0 %
100.0 %
G18 1.4 %
0.0 %
0.0 %
0.0 %
0.0 %
G20 4.6 %
0.0 %
100.0 %
0.0 %
100.0 %
G21 4.6 %
0.0 %
100.0 %
0.0 %
100.0 %
G23 4.6 %
0.0 %
0.0 %
0.0 %
0.0 %
G26 4.6 %
0.0 %
0.0 %
0.0 %
0.0 %
G27 4.6 %
0.0 %
0.0 %
0.0 %
0.0 %

SV GLONASS Observations Missing L1C Missing L2C Missing L2P
R2 2.6 %
0.0 %
0.0 %
0.0 %
R3 3.4 %
0.0 %
0.1 %
0.2 %
R4 2.0 %
0.0 %
0.0 %
0.0 %
R9 4.6 %
0.0 %
0.0 %
0.0 %
R10 1.4 %
0.0 %
100.0 %
100.0 %
R15 0.1 %
0.0 %
0.0 %
0.0 %
R16 4.6 %
0.0 %
0.0 %
0.0 %
R18 4.6 %
0.0 %
0.0 %
0.0 %
R19 4.6 %
0.0 %
0.0 %
0.0 %
R20 0.7 %
0.0 %
0.0 %
0.0 %

SV Galileo Observations Missing L1C Missing L5Q Missing L7Q Missing L8Q
E2 4.6 %
0.0 %
0.0 %
0.0 %
0.0 %
E11 1.9 %
0.0 %
0.0 %
0.0 %
0.0 %
E25 4.6 %
0.0 %
0.0 %
0.0 %
0.0 %
E30 2.7 %
0.0 %
0.1 %
0.1 %
0.1 %

SV BeiDou Observations Missing L2I Missing L7I
C11 4.6 %
0.0 %
0.0 %
C14 4.6 %
0.0 %
0.0 %
C23 4.6 %
0.0 %
100.0 %
C27 1.5 %
0.0 %
100.0 %
C28 4.6 %
0.0 %
100.0 %

Missing code observations by satellite > 15°: 
SV GPS Missing C1C Missing C2S Missing C2W Missing C5Q
G1 0.0 %
0.0 %
0.0 %
0.0 %
G8 0.0 %
0.0 %
0.0 %
0.0 %
G10 0.0 %
0.0 %
0.0 %
0.0 %
G16 0.0 %
100.0 %
0.0 %
100.0 %
G18 0.0 %
0.0 %
0.0 %
0.0 %
G20 0.0 %
100.0 %
0.0 %
100.0 %
G21 0.0 %
100.0 %
0.0 %
100.0 %
G23 0.0 %
0.0 %
0.0 %
0.0 %
G26 0.0 %
0.0 %
0.0 %
0.0 %
G27 0.0 %
0.0 %
0.0 %
0.0 %

SV GLONASS Missing C1C Missing C2C Missing C2P
R2 0.0 %
0.0 %
0.0 %
R3 0.0 %
0.1 %
0.1 %
R4 0.0 %
0.0 %
0.0 %
R9 0.0 %
0.0 %
0.0 %
R10 0.0 %
100.0 %
100.0 %
R15 0.0 %
0.0 %
0.0 %
R16 0.0 %
0.0 %
0.0 %
R18 0.0 %
0.0 %
0.0 %
R19 0.0 %
0.0 %
0.0 %
R20 0.0 %
0.0 %
0.0 %

SV Galileo Missing C1C Missing C5Q Missing C7Q Missing C8Q
E2 0.0 %
0.0 %
0.0 %
0.0 %
E11 0.0 %
0.0 %
0.0 %
0.0 %
E25 0.0 %
0.0 %
0.0 %
0.0 %
E30 0.0 %
0.1 %
0.1 %
0.1 %

SV BeiDou Missing C2I Missing C7I
C11 0.0 %
0.0 %
C14 0.0 %
0.0 %
C23 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
0.7 %
70 - 75 0
0
0
0
0
0
1.6 %
65 - 70 0
0
0
0
0
0
4.9 %
60 - 65 0
0
1
0
0
0
5.2 %
55 - 60 0
0
0
0
0
0
3.7 %
50 - 55 0
0
0
0
0
0
9.8 %
45 - 50 0
0
0
0
0
0
8.2 %
40 - 45 1
0
1
0
0
0
8.0 %
35 - 40 0
0
1
0
0
0
12.1 %
30 - 35 0
0
0
0
0
0
16.3 %
25 - 30 0
3
2
0
0
0
11.3 %
20 - 25 0
0
0
0
0
0
7.4 %
15 - 20 0
0
0
0
0
0
10.6 %
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
G1 42.8
43.4
50.4
G8 47.5
47.7
52.1
G10 50.2
48.9
52.6
G16 48.7
46.1
-
G18 43.2
44.6
49.9
G20 44.4
38.6
-
G21 46.2
40.1
-
G23 46.7
47.2
51.8
G26 46.4
46.8
51.8
G27 50.3
49.8
53.0
Average GPS: 46.6
45.3
51.7

SV GLONASS G1 G2
R2 43.7
43.1
R3 47.0
46.1
R4 44.8
43.7
R9 48.6
48.3
R10 41.7
-
R15 43.9
43.4
R16 44.1
43.0
R18 47.7
47.6
R19 41.0
45.7
R20 34.6
44.2
Average GLONASS: 43.7
45.0

SV Galileo E1 E5a E5b E5a+b
E2 52.0
52.5
51.9
50.2
E11 47.6
48.2
47.2
44.1
E25 49.7
50.6
49.8
47.3
E30 50.2
50.8
50.0
47.6
Average Galileo: 49.9
50.5
49.7
47.3

SV BeiDou B1I B2I
C11 42.5
45.7
C14 44.7
47.0
C23 45.3
-
C27 43.5
-
C28 49.0
-
Average BeiDou: 45.0
46.3

Code multipath by satellite > 15°: 
SV GPS Av Elev MP (L1) MP (L2) MP (L5)
G1 - - - -
G8 39.6 ° 0.15 m
0.16 m
0.31 m
G10 50.7 ° 0.14 m
0.12 m
0.19 m
G16 64.6 ° 0.15 m
0.13 m
-
G18 18.4 ° 0.29 m
0.31 m
0.28 m
G20 24.6 ° 0.35 m
0.31 m
-
G21 28.3 ° 0.24 m
0.27 m
-
G23 32.9 ° 0.22 m
0.15 m
0.25 m
G26 36.1 ° 0.21 m
0.16 m
0.24 m
G27 65.4 ° 0.12 m
0.10 m
0.12 m
Average GPS: - 0.21 m
0.19 m
0.23 m

SV GLONASS Av Elev MP (G1) MP (G2)
R2 16.6 ° 0.22 m
0.32 m
R3 29.7 ° 0.20 m
0.26 m
R4 21.0 ° 0.23 m
0.27 m
R9 42.1 ° 0.13 m
0.24 m
R10 - - -
R15 - - -
R16 41.2 ° 0.18 m
0.22 m
R18 41.6 ° 0.19 m
0.21 m
R19 49.7 ° 0.19 m
0.18 m
R20 16.3 ° 0.33 m
0.30 m
Average GLONASS: - 0.21 m
0.25 m

SV Galileo Av Elev MP (E1) MP (E5a) MP (E5b) MP (E5a+b)
E2 61.2 ° 0.12 m
0.11 m
0.18 m
0.04 m
E11 32.4 ° 0.17 m
0.22 m
0.20 m
0.09 m
E25 33.4 ° 0.16 m
0.25 m
0.28 m
0.11 m
E30 33.1 ° 0.18 m
0.22 m
0.23 m
0.06 m
Average Galileo: - 0.16 m
0.20 m
0.22 m
0.08 m

SV BeiDou Av Elev MP (B1I) MP (B2I)
C11 26.1 ° 0.17 m
0.25 m
C14 34.5 ° 0.19 m
0.27 m
C23 28.5 ° 1.02 m
-
C27 17.6 ° 0.62 m
-
C28 57.2 ° 0.30 m
-
Average BeiDou: - 0.46 m
0.26 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 0.10 m
0.08 m
- - - - -
70 - 75 0.14 m
0.09 m
0.11 m
- - - -
65 - 70 0.10 m
0.11 m
0.12 m
0.11 m
0.06 m
- -
60 - 65 0.19 m
0.12 m
0.10 m
0.23 m
0.03 m
- -
55 - 60 0.18 m
0.17 m
0.13 m
0.23 m
0.05 m
- -
50 - 55 0.19 m
0.15 m
0.19 m
- - - -
45 - 50 0.15 m
0.20 m
0.19 m
- - - -
40 - 45 0.18 m
0.22 m
0.21 m
0.21 m
0.08 m
- -
35 - 40 0.31 m
0.18 m
0.23 m
0.29 m
0.08 m
- -
30 - 35 0.26 m
0.25 m
0.25 m
0.24 m
0.08 m
- -
25 - 30 0.22 m
0.21 m
0.29 m
0.23 m
0.12 m
- -
20 - 25 0.33 m
0.25 m
0.45 m
0.26 m
0.19 m
- -
15 - 20 0.41 m
0.32 m
0.29 m
0.62 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 2021/03/22 18:59:59.00

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