Leica SpiderQC v7.7 Quality Report


Program Run: 2022/01/31 15:01:24.58

File Details:


Observation File: mlga031o.22o
GPS Navigation File: mlga031o.22n
GLONASS Navigation File: mlga031o.22g
Galileo Navigation File: mlga031o.22l
BeiDou Navigation File: mlga031o.22f
Quality Testing:  Fail (See below for details) 

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  -4.3 m dY  1.9 m dZ 
Diff. Est-Header:  5.0 m (3600 estimates) 

Session Summary:


Time of first obs:  2022/01/31 14:00:00.00 GPS 
Time of last obs:  2022/01/31 14:59:59.00 GPS 
Session length:  59.98 minutes 
GPS week:  2195, day 1 
Observation interval:  1.00 seconds 
UTC leap seconds:  18 seconds 

Num SVs with obs:  39 
Num SVs with nav:  100 
Total GPS orbits:  44 
Total GLONASS orbits:  40 
Total Galileo orbits:  130 
Total BeiDou orbits:  32 
Total QZSS orbits: 
Total NavIC orbits: 
SVs with obs:  G2 G6 G10 G12 G15 G22 G24 G25 G26 G29 G31 G32 R1 R6 R7 R8 R9 R10 R18 R19 R20 E2 E3 E5 E8 E11 E12 E24 E25 E36 C5 C8 C13 C14 C21 C24 C26 C29 C30  
SVs without obs:  G1 G3 G4 G5 G7 G8 G9 G11 G13 G14 G16 G17 G18 G19 G20 G21 G23 G27 G28 G30 R2 R3 R4 R5 R11 R12 R13 R14 R15 R16 R17 R21 R22 R23 R24 E1 E4 E6 E7 E9 E10 E13 E14 E15 E16 E17 E18 E19 E20 E21 E22 E23 E26 E27 E28 E29 E30 E31 E32 E33 E34 E35 C1 C2 C3 C4 C6 C7 C9 C10 C11 C12 C15 C16 C17 C18 C19 C20 C22 C23 C25 C27 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 54 slips 
Multipath:  Pass  Value 0.14m MP1 / 0.14m MP2 / 0.18m 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 137 slips 
Multipath:  Pass  Value 0.19m MP1 / 0.27m MP2, Threshold 0.5 m 
Data Completeness:  Pass  Value 95.2 %, Threshold 90.0 % 
Navigation Data:  Pass   
     
Galileo Specific Tests 
Cycle Slips:  Pass  Value 32 slips, Threshold 148 slips 
Multipath:  Pass  Value 0.12m MP1 / 0.27m MP5a / 0.24m MP5b / 0.08m MP5a+b, Threshold 0.5 m 
Data Completeness:  Pass  Value 99.9 %, Threshold 90.0 % 
Navigation Data:  Pass   
     
BeiDou Specific Tests 
Cycle Slips:  Pass  Value 0 slips, Threshold 85 slips 
Multipath:  Fail  Value 0.68m MP1 / 0.32m MP2b, Threshold 0.5 m 
Data Completeness:  Pass  Value 100.0 %, Threshold 90.0 % 
Navigation Data:  Pass   

General Quality Indicators:


Tracking   
Num obs > 0°:  119774 
Num possible obs > 0°:  125222 
Num obs with invalid nav: 
Num obs without nav:  3510 
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°:  2449  (68.0 %) 
Epochs with full data > 15°:  2449  (68.0 %) 

Satellite Geometry 
DOP  Minimum  Maximum  Average 
PDOP  2.3  2.5  2.4 
GDOP  2.8  3.1  2.9 

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 
R20  19.167  1017 / 2167  15.01° / 24.76°  160.19° / 157.06° 
Total:  19.167 (1149 observations) 

Receiver Clock 
Clock Slips > 15°: 
Max RX clock offset:  0.000030 ms (at 2022/01/31 14:17:17.00) 
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°:  119774  34166  25997  32310  27301 
Num possible obs > 0°:  125222  35565  30296  28800  30561 
Num obs with invalid nav: 
Num obs without nav:  3510  3510 
Num obs to unhealthy SV: 
               
Tracking over Elevation Mask (15°) 
Num obs > 15°:  88704  27057  22891  24628  14128 
% obs > 15°:   98.7 %  100.0 %  95.2 %  100.0 %  100.0 % 
Num possible obs > 15°:  89855  27057  24042  24628  14128 
Num complete obs > 15°:  88690  27057  22891  24614  14128 
% complete obs > 15°:   98.7 %  100.0 %  95.2 %  99.9 %  100.0 % 
Num obs with WLF change:  
Average # SV per Epoch:  24.6   7.5   6.4   6.8   3.9  
               
Observation ratio w.r.t. L1/E1/B1I: 
Obs L2/B1C:  1.701   1.734   1.663  
Obs E5b/B2I:  0.729   1.001   0.255  
Obs L5/E5a/B2a:  0.686   0.399   1.001  
Obs E5a+b/B2a+b:  1.001   1.001  
Obs L6/E6/B3I/G2a: 
Obs G3: 

Cycle Slips               
Num cycle slips > 15°:  34  32 
% slips per complete obs:  0.038 %  0.009 %  0.130 % 
Num complete obs per slip:  2608   11445   769  
IOD Slips > 15°: 
Outliers > 15°: 
LLI : Obs L1/E1/B1I:  0.0004   0.0000   0.0013  
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:  0.246 m  0.141 m  0.187 m  0.123 m  0.685 m 
MP (L2/B1C) RMS:  0.195 m  0.136 m  0.273 m 
MP (L5/E5a/B2a) RMS:  0.247 m  0.179 m  0.272 m 
MP (E5b/B2I) RMS:  0.251 m  0.242 m  0.325 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 83.2 %
83.2 %
83.2 %
83.2 %
L2P 83.2 %
83.2 %
83.2 %
83.2 %
L2S 73.4 %
73.4 %
73.4 %
73.4 %
L2W 100.0 %
100.0 %
100.0 %
100.0 %
L5Q 68.5 %
68.5 %
68.5 %
68.5 %
L7I 25.5 %
25.5 %
25.5 %
25.5 %
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 16.96° 24.44° 3600 3600 (100.0 %)
0 (0.0 %) 0
G12 39.31° 61.33° 3600 3600 (100.0 %)
0 (0.0 %) 0
G22 23.72° 39.79° 3600 3600 (100.0 %)
0 (0.0 %) 0
G24 25.59° 47.32° 3600 3600 (100.0 %)
0 (0.0 %) 0
G25 63.31° 68.10° 3600 3600 (100.0 %)
0 (0.0 %) 0
G29 34.48° 64.97° 3600 3600 (100.0 %)
0 (0.0 %) 0
G31 15.00° 26.77° 1857 1857 (100.0 %)
0 (0.0 %) 0
G32 39.71° 46.56° 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° 17.00° 252 252 (100.0 %)
0 (0.0 %) 0
R7 17.47° 41.39° 3600 3600 (100.0 %)
0 (0.0 %) 0
R8 26.59° 30.05° 3600 3600 (100.0 %)
0 (0.0 %) 0
R9 53.14° 54.99° 3600 3600 (100.0 %)
0 (0.0 %) 0
R10 24.27° 41.71° 3600 3600 (100.0 %)
0 (0.0 %) 0
R18 15.00° 30.09° 3206 3206 (100.0 %)
0 (0.0 %) 0
R19 37.65° 47.12° 3600 3600 (100.0 %)
0 (0.0 %) 0
R20 24.77° 37.65° 2584 1433 (55.5 %)
0 (0.0 %) 2

SV Galileo Min Elev Max Elev Possible Observations Actual Observations Observations with Invalid Ephemeris Cycle Slips
E2 38.34° 50.39° 3600 3600 (100.0 %)
0 (0.0 %) 0
E3 36.55° 54.99° 3600 3600 (100.0 %)
0 (0.0 %) 0
E5 15.00° 26.83° 1950 1950 (100.0 %)
0 (0.0 %) 0
E8 28.00° 34.78° 3600 3600 (100.0 %)
0 (0.0 %) 0
E11 21.00° 34.83° 3600 3600 (100.0 %)
0 (0.0 %) 0
E12 15.00° 16.16° 2179 2179 (100.0 %)
0 (0.0 %) 32
E24 15.00° 24.63° 2499 2499 (100.0 %)
0 (0.0 %) 0
E25 57.83° 67.91° 3600 3600 (100.0 %)
0 (0.0 %) 0
E36 - - 0 0 (-)
3510 (-) 0

SV BeiDou Min Elev Max Elev Possible Observations Actual Observations Observations with Invalid Ephemeris Cycle Slips
C14 15.01° 19.30° 3600 3600 (100.0 %)
0 (0.0 %) 0
C21 15.00° 21.82° 1216 1216 (100.0 %)
0 (0.0 %) 0
C24 15.00° 25.09° 2112 2112 (100.0 %)
0 (0.0 %) 0
C26 50.11° 67.40° 3600 3600 (100.0 %)
0 (0.0 %) 0
C29 34.27° 43.01° 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 %
G12 4.1 %
0.0 %
0.0 %
0.0 %
100.0 %
G22 4.1 %
0.0 %
100.0 %
0.0 %
100.0 %
G24 4.1 %
0.0 %
0.0 %
0.0 %
0.0 %
G25 4.1 %
0.0 %
0.0 %
0.0 %
0.0 %
G29 4.1 %
0.0 %
0.0 %
0.0 %
100.0 %
G31 2.1 %
0.0 %
0.0 %
0.0 %
100.0 %
G32 4.1 %
0.0 %
0.0 %
0.0 %
0.0 %

SV GLONASS Observations Missing L1C Missing L2C Missing L2P
R6 0.3 %
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 4.1 %
0.0 %
100.0 %
100.0 %
R18 3.6 %
0.0 %
0.0 %
0.0 %
R19 4.1 %
0.0 %
0.0 %
0.0 %
R20 1.6 %
0.0 %
0.3 %
0.3 %

SV Galileo Observations Missing L1C Missing L5Q Missing L7Q Missing L8Q
E2 4.1 %
0.0 %
0.0 %
0.0 %
0.0 %
E3 4.1 %
0.0 %
0.0 %
0.0 %
0.0 %
E5 2.2 %
0.0 %
0.0 %
0.0 %
0.0 %
E8 4.1 %
0.0 %
0.0 %
0.0 %
0.0 %
E11 4.1 %
0.0 %
0.0 %
0.0 %
0.0 %
E12 2.5 %
0.6 %
0.0 %
0.0 %
0.0 %
E24 2.8 %
0.0 %
0.0 %
0.0 %
0.0 %
E25 4.1 %
0.0 %
0.0 %
0.0 %
0.0 %

SV BeiDou Observations Missing L2I Missing L7I
C14 4.1 %
0.0 %
0.0 %
C21 1.4 %
0.0 %
100.0 %
C24 2.4 %
0.0 %
100.0 %
C26 4.1 %
0.0 %
100.0 %
C29 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 %
G12 0.0 %
0.0 %
0.0 %
100.0 %
G22 0.0 %
100.0 %
0.0 %
100.0 %
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 %
G31 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
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 %
R18 0.0 %
0.0 %
0.0 %
R19 0.0 %
0.0 %
0.0 %
R20 0.0 %
0.1 %
0.1 %

SV Galileo Missing C1C Missing C5Q Missing C7Q Missing C8Q
E2 0.0 %
0.0 %
0.0 %
0.0 %
E3 0.0 %
0.0 %
0.0 %
0.0 %
E5 0.0 %
0.0 %
0.0 %
0.0 %
E8 0.0 %
0.0 %
0.0 %
0.0 %
E11 0.0 %
0.0 %
0.0 %
0.0 %
E12 0.6 %
0.0 %
0.0 %
0.0 %
E24 0.0 %
0.0 %
0.0 %
0.0 %
E25 0.0 %
0.0 %
0.0 %
0.0 %

SV BeiDou Missing C2I Missing C7I
C14 0.0 %
0.0 %
C21 0.0 %
100.0 %
C24 0.0 %
100.0 %
C26 0.0 %
100.0 %
C29 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
0.0 %
65 - 70 0
0
0
0
0
0
5.4 %
60 - 65 0
0
0
0
0
0
4.5 %
55 - 60 0
0
0
0
0
0
3.5 %
50 - 55 0
0
0
0
0
0
8.2 %
45 - 50 0
0
0
0
0
0
9.6 %
40 - 45 0
0
0
0
0
0
11.2 %
35 - 40 0
0
0
0
0
0
9.0 %
30 - 35 0
0
0
0
0
0
10.6 %
25 - 30 0
0
0
0
0
0
12.3 %
20 - 25 0
2
0
0
0
0
11.0 %
15 - 20 0
0
32
0
0
0
14.8 %
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 43.9
42.7
-
G12 52.0
50.6
-
G22 46.5
42.8
-
G24 47.0
50.1
53.6
G25 53.8
54.3
58.0
G29 50.9
50.6
-
G31 42.6
43.3
-
G32 51.7
51.5
53.7
Average GPS: 48.5
48.2
55.1

SV GLONASS G1 G2
R6 32.0
-
R7 47.6
45.9
R8 44.2
45.4
R9 54.0
52.9
R10 46.1
-
R18 46.0
44.9
R19 42.1
47.8
R20 37.6
46.6
Average GLONASS: 43.7
47.3

SV Galileo E1 E5a E5b E5a+b
E2 51.6
53.0
53.7
56.3
E3 51.7
53.2
54.3
56.7
E5 43.8
46.8
47.5
50.0
E8 47.9
49.8
50.6
53.2
E11 44.0
45.4
46.0
48.7
E12 38.2
41.9
42.5
45.2
E24 43.8
46.5
47.0
49.7
E25 54.9
56.2
57.2
59.7
Average Galileo: 47.0
49.1
49.8
52.4

SV BeiDou B1I B2I
C14 40.1
46.9
C21 42.5
-
C24 43.0
-
C26 53.0
-
C29 50.0
-
Average BeiDou: 45.7
46.9

Code multipath by satellite > 15°: 
SV GPS Av Elev MP (L1) MP (L2) MP (L5)
G2 20.7 ° 0.20 m
0.26 m
-
G12 50.3 ° 0.10 m
0.07 m
-
G22 31.8 ° 0.18 m
0.22 m
-
G24 36.5 ° 0.15 m
0.11 m
0.23 m
G25 65.7 ° 0.06 m
0.09 m
0.10 m
G29 49.7 ° 0.15 m
0.12 m
-
G31 20.9 ° 0.16 m
0.11 m
-
G32 43.1 ° 0.12 m
0.10 m
0.20 m
Average GPS: - 0.14 m
0.14 m
0.18 m

SV GLONASS Av Elev MP (G1) MP (G2)
R6 - - -
R7 29.4 ° 0.25 m
0.27 m
R8 28.3 ° 0.21 m
0.31 m
R9 54.1 ° 0.10 m
0.15 m
R10 - - -
R18 22.5 ° 0.19 m
0.43 m
R19 42.4 ° 0.13 m
0.23 m
R20 31.2 ° 0.24 m
0.24 m
Average GLONASS: - 0.19 m
0.27 m

SV Galileo Av Elev MP (E1) MP (E5a) MP (E5b) MP (E5a+b)
E2 44.4 ° 0.09 m
0.19 m
0.18 m
0.04 m
E3 45.8 ° 0.10 m
0.25 m
0.18 m
0.06 m
E5 20.9 ° 0.11 m
0.18 m
0.19 m
0.08 m
E8 31.4 ° 0.18 m
0.23 m
0.24 m
0.05 m
E11 27.9 ° 0.17 m
0.45 m
0.37 m
0.12 m
E12 15.6 ° 0.11 m
0.34 m
0.31 m
0.14 m
E24 19.8 ° 0.18 m
0.41 m
0.34 m
0.12 m
E25 62.9 ° 0.06 m
0.12 m
0.13 m
0.03 m
Average Galileo: - 0.12 m
0.27 m
0.24 m
0.08 m

SV BeiDou Av Elev MP (B1I) MP (B2I)
C14 17.2 ° 0.25 m
0.32 m
C21 18.4 ° 1.66 m
-
C24 20.0 ° 0.69 m
-
C26 58.8 ° 0.45 m
-
C29 38.6 ° 0.37 m
-
Average BeiDou: - 0.68 m
0.32 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 0.11 m
0.09 m
0.10 m
0.13 m
0.02 m
- -
60 - 65 0.17 m
0.11 m
0.13 m
0.12 m
0.04 m
- -
55 - 60 0.12 m
0.07 m
0.13 m
0.14 m
0.03 m
- -
50 - 55 0.19 m
0.13 m
0.26 m
0.20 m
0.03 m
- -
45 - 50 0.10 m
0.13 m
0.19 m
0.14 m
0.05 m
- -
40 - 45 0.16 m
0.14 m
0.21 m
0.20 m
0.06 m
- -
35 - 40 0.21 m
0.20 m
0.26 m
0.24 m
0.04 m
- -
30 - 35 0.17 m
0.18 m
0.26 m
0.27 m
0.07 m
- -
25 - 30 0.21 m
0.29 m
0.40 m
0.35 m
0.10 m
- -
20 - 25 0.31 m
0.21 m
0.38 m
0.30 m
0.10 m
- -
15 - 20 0.35 m
0.43 m
0.31 m
0.30 m
0.13 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 2022/01/31 14:59:59.00

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