Leica SpiderQC v7.7 Quality Report


Program Run: 2022/01/11 08:01:11.33

File Details:


Observation File: mlga011h.22o
GPS Navigation File: mlga011h.22n
GLONASS Navigation File: mlga011h.22g
Galileo Navigation File: mlga011h.22l
BeiDou Navigation File: mlga011h.22f
Quality Testing:  Pass 

Station Details:


Marker Name/Number:  MLGA  13460M001   
Observer/Agency:  IECA  Junta de Andalucia   
Receiver #/Type/Vers:  1834192  LEICA GR50  4.31/7.403 
Antenna #/Type:  23035023  LEIAR20 LEIM   
Antenna Offsets (HEN):  0.077  0.000  0.000 
Approx Position (XYZ):  5103686.778  -395880.368  3792209.003 
Approx Position (plh):  36° 42' 56.14758" N  4° 26' 7.47844" W  115.740m 
Diff. Est-Header:  -1.8 m dX  -6.2 m dY  1.6 m dZ 
Diff. Est-Header:  6.6 m (3600 estimates) 

Session Summary:


Time of first obs:  2022/01/11 07:00:00.00 GPS 
Time of last obs:  2022/01/11 07:59:59.00 GPS 
Session length:  59.98 minutes 
GPS week:  2192, day 2 
Observation interval:  1.00 seconds 
UTC leap seconds:  18 seconds 

Num SVs with obs:  40 
Num SVs with nav:  100 
Total GPS orbits:  34 
Total GLONASS orbits:  42 
Total Galileo orbits:  106 
Total BeiDou orbits:  32 
Total QZSS orbits: 
Total NavIC orbits: 
SVs with obs:  G2 G3 G4 G5 G6 G7 G9 G13 G14 G19 G20 G30 R6 R7 R8 R9 R10 R15 R21 R22 R23 R24 E1 E4 E9 E11 E12 E19 E21 E31 E36 C5 C7 C10 C20 C23 C25 C27 C29 C30  
SVs without obs:  G1 G8 G10 G11 G12 G15 G16 G17 G18 G21 G22 G23 G24 G25 G26 G27 G28 G29 G31 G32 R1 R2 R3 R4 R5 R11 R12 R13 R14 R16 R17 R18 R19 R20 E2 E3 E5 E6 E7 E8 E10 E13 E14 E15 E16 E17 E18 E20 E22 E23 E24 E25 E26 E27 E28 E29 E30 E32 E33 E34 E35 C1 C2 C3 C4 C6 C8 C9 C11 C12 C13 C14 C15 C16 C17 C18 C19 C21 C22 C24 C26 C28 C31 C32 C33 C34 C35 C36 C37 C38 C39 C40 C41 C42 C43 C44 C45 C46 C47 C48 C49 C50 C51 C52 C53 C54 C55 C56 C57 C58 C59 C60 C61 C62 C63 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 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 E14 E16 E17 E18 E20 E22 E23 E28 E29 E32 E34 E35 E36 C1 C2 C3 C4 C15 C17 C18 C31 C32 C33 C34 C35 C36 C37 C38 C39 C40 C41 C42 C43 C44 C45 C46 C47 C48 C49 C50 C51 C52 C53 C54 C55 C56 C57 C58 C59 C60 C61 C62 C63  
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 0 slips, Threshold 51 slips 
Multipath:  Pass  Value 0.13m MP1 / 0.15m MP2 / 0.29m MP5, Threshold 0.5 m 
Data Completeness:  Pass  Value 100.0 %, Threshold 95.0 % 
Navigation Data:  Pass   
     
GLONASS Specific Tests 
Cycle Slips:  Pass  Value 0 slips, Threshold 148 slips 
Multipath:  Pass  Value 0.17m MP1 / 0.25m MP2, Threshold 0.5 m 
Data Completeness:  Pass  Value 100.0 %, Threshold 90.0 % 
Navigation Data:  Pass   
     
Galileo Specific Tests 
Cycle Slips:  Pass  Value 17 slips, Threshold 112 slips 
Multipath:  Pass  Value 0.13m MP1 / 0.25m MP5a / 0.26m MP5b / 0.08m 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 109 slips 
Multipath:  Pass  Value 0.42m MP1, Threshold 0.5 m 
Data Completeness:  Pass  Value 100.0 %, Threshold 90.0 % 
Navigation Data:  Pass   

General Quality Indicators:


Tracking   
Num obs > 0°:  123068 
Num possible obs > 0°:  124558 
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°:  3600  (100.0 %) 
Epochs with full data > 15°:  3591  (99.8 %) 

Satellite Geometry 
DOP  Minimum  Maximum  Average 
PDOP  2.5  3.0  2.7 
GDOP  3.1  3.7  3.4 

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:  0.000014 ms (at 2022/01/11 07:09:44.00) 
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°:  123068  34538  29161  32400  26969 
Num possible obs > 0°:  124558  34977  30742  28800  30039 
Num obs with invalid nav: 
Num obs without nav:  3600  3600 
Num obs to unhealthy SV: 
               
Tracking over Elevation Mask (15°) 
Num obs > 15°:  87219  25641  24613  18731  18234 
% obs > 15°:   100.0 %  100.0 %  100.0 %  100.0 %  100.0 % 
Num possible obs > 15°:  87219  25641  24613  18731  18234 
Num complete obs > 15°:  87210  25641  24613  18722  18234 
% complete obs > 15°:   100.0 %  100.0 %  100.0 %  100.0 %  100.0 % 
Num obs with WLF change:  
Average # SV per Epoch:  24.2   7.1   6.8   5.2   5.1  
               
Observation ratio w.r.t. L1/E1/B1I: 
Obs L2/B1C:  1.478   1.654   1.294  
Obs E5b/B2I:  0.507   1.000  
Obs L5/E5a/B2a:  0.671   0.431   1.000  
Obs E5a+b/B2a+b:  1.000   1.000  
Obs L6/E6/B3I/G2a: 
Obs G3: 

Cycle Slips               
Num cycle slips > 15°:  17  17 
% slips per complete obs:  0.019 %  0.091 % 
Num complete obs per slip:  5130   1101  
IOD Slips > 15°: 
Outliers > 15°: 
LLI : Obs L1/E1/B1I:  0.0002   0.0008  
LLI : Obs L2/B1C: 
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:  0.204 m  0.131 m  0.174 m  0.131 m  0.423 m 
MP (L2/B1C) RMS:  0.182 m  0.147 m  0.246 m 
MP (L5/E5a/B2a) RMS:  0.264 m  0.285 m  0.251 m 
MP (E5b/B2I) RMS:  0.258 m  0.258 m 
MP (E5a+b/B2a+b) RMS:  0.080 m  0.080 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 64.7 %
64.7 %
64.7 %
64.7 %
L2P 64.7 %
64.7 %
64.7 %
64.7 %
L2S 65.4 %
65.4 %
65.4 %
65.4 %
L2W 100.0 %
100.0 %
100.0 %
100.0 %
L5Q 67.1 %
67.1 %
67.1 %
67.1 %
L7I 0.0 %
0.0 %
0.0 %
0.0 %
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 45.33° 50.39° 3600 3600 (100.0 %)
0 (0.0 %) 0
G4 15.00° 16.49° 258 258 (100.0 %)
0 (0.0 %) 0
G5 15.00° 28.18° 2112 2112 (100.0 %)
0 (0.0 %) 0
G6 33.87° 62.92° 3600 3600 (100.0 %)
0 (0.0 %) 0
G7 60.52° 65.17° 3600 3600 (100.0 %)
0 (0.0 %) 0
G9 29.12° 50.89° 3600 3600 (100.0 %)
0 (0.0 %) 0
G13 15.00° 23.81° 1671 1671 (100.0 %)
0 (0.0 %) 0
G20 32.34° 57.22° 3600 3600 (100.0 %)
0 (0.0 %) 0
G30 43.68° 71.13° 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 24.15° 40.11° 3600 3600 (100.0 %)
0 (0.0 %) 0
R7 50.21° 53.80° 3600 3600 (100.0 %)
0 (0.0 %) 0
R8 16.20° 32.80° 3600 3600 (100.0 %)
0 (0.0 %) 0
R9 26.85° 49.72° 3600 3600 (100.0 %)
0 (0.0 %) 0
R10 15.01° 27.61° 1491 1491 (100.0 %)
0 (0.0 %) 0
R21 15.00° 27.92° 1522 1522 (100.0 %)
0 (0.0 %) 0
R22 26.15° 48.95° 3600 3600 (100.0 %)
0 (0.0 %) 0
R23 15.62° 28.87° 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 15.67° 29.01° 3600 3600 (100.0 %)
0 (0.0 %) 1
E4 57.40° 70.11° 3600 3600 (100.0 %)
0 (0.0 %) 0
E9 37.68° 50.16° 3600 3600 (100.0 %)
0 (0.0 %) 1
E11 41.26° 60.90° 3600 3600 (100.0 %)
0 (0.0 %) 0
E12 15.00° 28.13° 2091 2091 (100.0 %)
0 (0.0 %) 0
E19 15.00° 21.14° 1513 1513 (100.0 %)
0 (0.0 %) 15
E31 15.00° 18.93° 727 727 (100.0 %)
0 (0.0 %) 0
E36 - - 0 0 (-)
3600 (-) 0

SV BeiDou Min Elev Max Elev Possible Observations Actual Observations Observations with Invalid Ephemeris Cycle Slips
C20 22.96° 39.70° 3600 3600 (100.0 %)
0 (0.0 %) 0
C23 39.87° 49.52° 3600 3600 (100.0 %)
0 (0.0 %) 0
C25 15.00° 27.57° 3566 3566 (100.0 %)
0 (0.0 %) 0
C27 15.00° 16.61° 268 268 (100.0 %)
0 (0.0 %) 0
C29 17.26° 18.97° 3600 3600 (100.0 %)
0 (0.0 %) 0
C30 15.47° 32.59° 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 %
G4 0.3 %
0.0 %
0.0 %
0.0 %
0.0 %
G5 2.4 %
0.0 %
0.0 %
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 1.9 %
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
R6 4.1 %
0.0 %
100.0 %
100.0 %
R7 4.1 %
0.0 %
0.0 %
0.0 %
R8 4.1 %
0.0 %
0.0 %
0.0 %
R9 4.1 %
0.0 %
0.0 %
0.0 %
R10 1.7 %
0.0 %
100.0 %
100.0 %
R21 1.7 %
0.0 %
0.0 %
0.0 %
R22 4.1 %
0.0 %
0.0 %
0.0 %
R23 4.1 %
0.0 %
100.0 %
100.0 %

SV Galileo Observations Missing L1C Missing L5Q Missing L7Q Missing L8Q
E1 4.1 %
0.0 %
0.0 %
0.0 %
0.0 %
E4 4.1 %
0.0 %
0.0 %
0.0 %
0.0 %
E9 4.1 %
0.0 %
0.0 %
0.0 %
0.0 %
E11 4.1 %
0.0 %
0.0 %
0.0 %
0.0 %
E12 2.4 %
0.0 %
0.0 %
0.0 %
0.0 %
E19 1.7 %
0.6 %
0.0 %
0.0 %
0.0 %
E31 0.8 %
0.0 %
0.0 %
0.0 %
0.0 %

SV BeiDou Observations Missing L2I Missing L7I
C20 4.1 %
0.0 %
100.0 %
C23 4.1 %
0.0 %
100.0 %
C25 4.1 %
0.0 %
100.0 %
C27 0.3 %
0.0 %
100.0 %
C29 4.1 %
0.0 %
100.0 %
C30 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 %
G4 0.0 %
0.0 %
0.0 %
0.0 %
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 %
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 %
R21 0.0 %
0.0 %
0.0 %
R22 0.0 %
0.0 %
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 %
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 0.6 %
0.0 %
0.0 %
0.0 %
E31 0.0 %
0.0 %
0.0 %
0.0 %

SV BeiDou Missing C2I Missing C7I
C20 0.0 %
100.0 %
C23 0.0 %
100.0 %
C25 0.0 %
100.0 %
C27 0.0 %
100.0 %
C29 0.0 %
100.0 %
C30 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
0.2 %
65 - 70 0
0
0
0
0
0
3.2 %
60 - 65 0
0
0
0
0
0
6.4 %
55 - 60 0
0
0
0
0
0
3.8 %
50 - 55 0
0
0
0
0
0
9.0 %
45 - 50 0
0
0
0
0
0
13.3 %
40 - 45 0
0
1
0
0
0
8.2 %
35 - 40 0
0
0
0
0
0
7.4 %
30 - 35 0
0
0
0
0
0
7.1 %
25 - 30 0
0
0
0
0
0
12.7 %
20 - 25 0
0
0
0
0
0
11.8 %
15 - 20 0
0
16
0
0
0
16.7 %
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 50.9
49.1
-
G4 40.3
44.7
47.3
G5 43.0
43.8
-
G6 50.9
52.6
56.2
G7 53.0
52.6
-
G9 48.9
50.6
53.8
G13 42.0
38.7
-
G20 49.7
47.3
-
G30 52.9
53.5
57.8
Average GPS: 48.0
48.1
53.7

SV GLONASS G1 G2
R6 39.8
-
R7 53.8
52.1
R8 45.0
44.8
R9 50.6
50.1
R10 42.5
-
R21 45.3
44.7
R22 38.4
36.9
R23 43.7
-
Average GLONASS: 44.9
45.7

SV Galileo E1 E5a E5b E5a+b
E1 45.0
47.8
49.3
51.5
E4 55.0
56.7
58.0
60.2
E9 51.4
53.0
54.6
56.7
E11 50.3
50.9
52.2
54.4
E12 41.2
43.6
45.4
47.4
E19 38.5
42.1
42.8
45.5
E31 42.3
45.5
46.4
48.8
Average Galileo: 46.2
48.5
49.8
52.1

SV BeiDou B1I
C20 47.7
C23 51.8
C25 44.3
C27 42.0
C29 42.5
C30 44.6
Average BeiDou: 45.5

Code multipath by satellite > 15°: 
SV GPS Av Elev MP (L1) MP (L2) MP (L5)
G2 47.9 ° 0.09 m
0.14 m
-
G4 15.7 ° 0.18 m
0.19 m
0.54 m
G5 21.6 ° 0.15 m
0.13 m
-
G6 48.4 ° 0.14 m
0.10 m
0.19 m
G7 62.8 ° 0.07 m
0.07 m
-
G9 40.0 ° 0.13 m
0.08 m
0.26 m
G13 19.4 ° 0.24 m
0.39 m
-
G20 44.8 ° 0.11 m
0.15 m
-
G30 57.4 ° 0.08 m
0.07 m
0.15 m
Average GPS: - 0.13 m
0.15 m
0.29 m

SV GLONASS Av Elev MP (G1) MP (G2)
R6 - - -
R7 52.0 ° 0.10 m
0.16 m
R8 24.5 ° 0.30 m
0.30 m
R9 38.3 ° 0.11 m
0.19 m
R10 - - -
R21 21.5 ° 0.19 m
0.29 m
R22 37.6 ° 0.18 m
0.28 m
R23 - - -
Average GLONASS: - 0.17 m
0.25 m

SV Galileo Av Elev MP (E1) MP (E5a) MP (E5b) MP (E5a+b)
E1 22.3 ° 0.25 m
0.37 m
0.45 m
0.16 m
E4 63.8 ° 0.07 m
0.11 m
0.15 m
0.04 m
E9 43.9 ° 0.08 m
0.19 m
0.18 m
0.05 m
E11 51.1 ° 0.09 m
0.19 m
0.18 m
0.04 m
E12 21.6 ° 0.14 m
0.32 m
0.21 m
0.08 m
E19 18.1 ° 0.17 m
0.34 m
0.39 m
0.13 m
E31 17.0 ° 0.12 m
0.24 m
0.25 m
0.08 m
Average Galileo: - 0.13 m
0.25 m
0.26 m
0.08 m

SV BeiDou Av Elev MP (B1I)
C20 31.3 ° 0.21 m
C23 44.7 ° 0.10 m
C25 21.3 ° 0.70 m
C27 15.8 ° 0.28 m
C29 18.1 ° 0.41 m
C30 24.0 ° 0.83 m
Average BeiDou: - 0.42 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 - - - - - - -
65 - 70 0.07 m
0.09 m
0.14 m
0.16 m
0.04 m
- -
60 - 65 0.07 m
0.07 m
0.11 m
0.12 m
0.03 m
- -
55 - 60 0.10 m
0.09 m
0.12 m
0.20 m
0.04 m
- -
50 - 55 0.09 m
0.13 m
0.18 m
0.14 m
0.03 m
- -
45 - 50 0.10 m
0.13 m
0.22 m
0.14 m
0.05 m
- -
40 - 45 0.09 m
0.17 m
0.19 m
0.23 m
0.05 m
- -
35 - 40 0.14 m
0.19 m
0.17 m
0.21 m
0.04 m
- -
30 - 35 0.30 m
0.18 m
0.44 m
- - - -
25 - 30 0.36 m
0.25 m
0.29 m
0.36 m
0.06 m
- -
20 - 25 0.30 m
0.32 m
0.32 m
0.33 m
0.13 m
- -
15 - 20 0.40 m
0.25 m
0.39 m
0.36 m
0.15 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 2022/01/11 07:59:59.00

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 7.7.1.9072