Leica SpiderQC v7.5 Quality Report


Program Run: 2021/05/15 01:02:08.81

File Details:


Observation File: motr135a.21o
GPS Navigation File: motr135a.21n
GLONASS Navigation File: motr135a.21g
Galileo Navigation File: motr135a.21l
BeiDou Navigation File: motr135a.21f
Quality Testing:  Fail (See below for details) 

Station Details:


Marker Name/Number:  MOTR  13478M001   
Observer/Agency:  IECA  Junta de Andalucia   
Receiver #/Type/Vers:  1832496  LEICA GR50  4.20/7.300 
Antenna #/Type:  21102003  LEIAR20 LEIM   
Antenna Offsets (HEN):  0.000  0.000  0.000 
Approx Position (XYZ):  5106803.433  -314181.572  3795722.987 
Approx Position (plh):  36° 45' 17.14633" N  3° 31' 13.88217" W  166.943m 
Diff. Est-Header:  -2.3 m dX  -5.3 m dY  1.4 m dZ 
Diff. Est-Header:  5.9 m (3600 estimates) 

Session Summary:


Time of first obs:  2021/05/15 00:00:00.00 GPS 
Time of last obs:  2021/05/15 00:59:59.00 GPS 
Session length:  59.98 minutes 
GPS week:  2157, 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:  44 
Total GLONASS orbits:  42 
Total Galileo orbits:  108 
Total BeiDou orbits:  31 
Total QZSS orbits: 
Total NavIC orbits: 
SVs with obs:  G2 G4 G5 G6 G7 G9 G13 G14 G20 G28 G30 R4 R5 R6 R9 R14 R15 R16 R19 R20 R21 R22 E2 E7 E8 E13 E26 E27 E30 E33 C5 C10 C11 C12 C14 C21 C24 C26 C28  
SVs without obs:  G1 G3 G8 G10 G11 G12 G15 G16 G17 G18 G19 G21 G22 G23 G24 G25 G26 G27 G29 G31 G32 R1 R2 R3 R7 R8 R10 R11 R12 R13 R17 R18 R23 R24 E1 E3 E4 E5 E6 E9 E10 E11 E12 E14 E15 E16 E17 E18 E19 E20 E21 E22 E23 E24 E25 E28 E29 E31 E32 E34 E35 E36 C1 C2 C3 C4 C6 C7 C8 C9 C13 C15 C16 C17 C18 C19 C20 C22 C23 C25 C27 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 E19 E21 E24 E25 E26 E27 E30 E31 E33 C5 C6 C8 C9 C10 C11 C12 C13 C14 C16 C18 C19 C20 C21 C22 C23 C24 C25 C26 C27 C28 C29 C30  
SVs without nav:  E6 E10 E16 E17 E18 E20 E22 E23 E28 E29 E32 E34 E35 E36 C1 C2 C3 C4 C7 C15 C17 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 0 slips, Threshold 51 slips 
Multipath:  Pass  Value 0.15m MP1 / 0.14m MP2 / 0.27m 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 154 slips 
Multipath:  Pass  Value 0.18m MP1 / 0.24m MP2, Threshold 0.5 m 
Data Completeness:  Pass  Value 100.0 %, Threshold 90.0 % 
Navigation Data:  Fail   
     
Galileo Specific Tests 
Cycle Slips:  Pass  Value 0 slips, Threshold 138 slips 
Multipath:  Pass  Value 0.14m MP1 / 0.31m MP5a / 0.31m MP5b / 0.09m 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 2 slips, Threshold 96 slips 
Multipath:  Pass  Value 0.32m MP1 / 0.25m MP2b, Threshold 0.5 m 
Data Completeness:  Pass  Value 98.6 %, Threshold 90.0 % 
Navigation Data:  Pass   

General Quality Indicators:


Tracking   
Num obs > 0°:  114409 
Num possible obs > 0°:  123120 
Num obs with invalid nav: 
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°:  3373  (93.7 %) 
Epochs with full data > 15°:  3367  (93.5 %) 

Satellite Geometry 
DOP  Minimum  Maximum  Average 
PDOP  2.3  2.6  2.4 
GDOP  2.8  3.2  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 
C10  3.767  3168 / 3394  15.00° / 15.37°  63.63° / 63.10° 
Total:  3.767 (226 observations) 

Receiver Clock 
Clock Slips > 15°: 
Max RX clock offset:  0.000013 ms (at 2021/05/15 00:00:05.00) 
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°:  114409  29684  30614  28647  25464 
Num possible obs > 0°:  123120  32716  32677  28772  28955 
Num obs with invalid nav: 
Num obs without nav: 
Num obs to unhealthy SV: 
               
Tracking over Elevation Mask (15°) 
Num obs > 15°:  90104  25433  25711  22950  16010 
% obs > 15°:   99.7 %  100.0 %  100.0 %  100.0 %  98.6 % 
Num possible obs > 15°:  90331  25433  25711  22950  16237 
Num complete obs > 15°:  90098  25433  25711  22950  16004 
% complete obs > 15°:   99.7 %  100.0 %  100.0 %  100.0 %  98.6 % 
Num obs with WLF change:  
Average # SV per Epoch:  25.0   7.1   7.1   6.4   4.4  
               
Observation ratio w.r.t. L1/E1/B1I: 
Obs L2/B1C:  1.722   1.723   1.720  
Obs E5b/B2I:  0.723   1.000   0.325  
Obs L5/E5a/B2a:  0.706   0.440   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:  0.002 %  0.012 % 
Num complete obs per slip:  45049   8002  
IOD Slips > 15°: 
Outliers > 15°: 
LLI : Obs L1/E1/B1I:  0.0000   0.0001  
LLI : Obs L2/B1C: 
LLI : Obs E5b/B2I:  0.0000   0.0002  
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:  0.189 m  0.149 m  0.183 m  0.136 m  0.320 m 
MP (L2/B1C) RMS:  0.190 m  0.144 m  0.243 m 
MP (L5/E5a/B2a) RMS:  0.295 m  0.266 m  0.309 m 
MP (E5b/B2I) RMS:  0.292 m  0.307 m  0.252 m 
MP (E5a+b/B2a+b) RMS:  0.086 m  0.086 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 86.0 %
86.0 %
86.0 %
86.0 %
L2P 86.0 %
86.0 %
86.0 %
86.0 %
L2S 72.3 %
72.3 %
72.3 %
72.3 %
L2W 100.0 %
100.0 %
100.0 %
100.0 %
L5Q 70.6 %
70.6 %
70.6 %
70.6 %
L7I 32.5 %
32.5 %
32.5 %
32.5 %
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 39.40° 52.51° 3600 3600 (100.0 %)
0 (0.0 %) 0
G5 17.56° 41.42° 3600 3600 (100.0 %)
0 (0.0 %) 0
G6 22.51° 50.47° 3600 3600 (100.0 %)
0 (0.0 %) 0
G7 44.22° 62.42° 3600 3600 (100.0 %)
0 (0.0 %) 0
G9 16.87° 36.46° 3600 3600 (100.0 %)
0 (0.0 %) 0
G13 15.00° 32.70° 3434 3434 (100.0 %)
0 (0.0 %) 0
G14 15.00° 17.32° 399 399 (100.0 %)
0 (0.0 %) 0
G30 55.15° 79.08° 3600 3600 (100.0 %)
0 (0.0 %) 0

SV GLONASS Min Elev Max Elev Possible Observations Actual Observations Observations with Invalid Ephemeris Cycle Slips
R4 15.00° 25.97° 2443 2443 (100.0 %)
0 (0.0 %) 0
R5 48.45° 53.33° 3600 3600 (100.0 %)
0 (0.0 %) 0
R6 20.71° 39.29° 3600 3600 (100.0 %)
0 (0.0 %) 0
R14 15.00° 30.30° 2929 2929 (100.0 %)
0 (0.0 %) 0
R15 42.58° 52.61° 3600 3600 (100.0 %)
0 (0.0 %) 0
R16 15.00° 42.72° 3111 3111 (100.0 %)
0 (0.0 %) 0
R19 - - 0 0 (-)
8 (-) 0
R20 15.00° 36.28° 2828 2828 (100.0 %)
0 (0.0 %) 0
R21 24.82° 29.87° 3600 3600 (100.0 %)
0 (0.0 %) 0

SV Galileo Min Elev Max Elev Possible Observations Actual Observations Observations with Invalid Ephemeris Cycle Slips
E2 15.00° 17.39° 2104 2104 (100.0 %)
0 (0.0 %) 0
E7 57.97° 67.55° 3600 3600 (100.0 %)
0 (0.0 %) 0
E8 15.00° 26.81° 3183 3183 (100.0 %)
0 (0.0 %) 0
E13 15.00° 20.14° 844 844 (100.0 %)
0 (0.0 %) 0
E26 30.32° 50.08° 3600 3600 (100.0 %)
0 (0.0 %) 0
E27 15.00° 29.06° 2419 2419 (100.0 %)
0 (0.0 %) 0
E30 26.09° 37.27° 3600 3600 (100.0 %)
0 (0.0 %) 0
E33 31.54° 34.77° 3600 3600 (100.0 %)
0 (0.0 %) 0

SV BeiDou Min Elev Max Elev Possible Observations Actual Observations Observations with Invalid Ephemeris Cycle Slips
C10 15.37° 15.69° 433 206 (47.6 %)
0 (0.0 %) 2
C11 15.00° 22.67° 1404 1404 (100.0 %)
0 (0.0 %) 0
C14 41.63° 60.41° 3600 3600 (100.0 %)
0 (0.0 %) 0
C21 30.23° 45.84° 3600 3600 (100.0 %)
0 (0.0 %) 0
C24 16.43° 41.63° 3600 3600 (100.0 %)
0 (0.0 %) 0
C26 47.69° 61.81° 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 4.0 %
0.0 %
100.0 %
0.0 %
100.0 %
G5 4.0 %
0.0 %
0.0 %
0.0 %
100.0 %
G6 4.0 %
0.0 %
0.0 %
0.0 %
0.0 %
G7 4.0 %
0.0 %
0.0 %
0.0 %
100.0 %
G9 4.0 %
0.0 %
0.0 %
0.0 %
0.0 %
G13 3.8 %
0.0 %
100.0 %
0.0 %
100.0 %
G14 0.4 %
0.0 %
0.0 %
0.0 %
0.0 %
G30 4.0 %
0.0 %
0.0 %
0.0 %
0.0 %

SV GLONASS Observations Missing L1C Missing L2C Missing L2P
R4 2.7 %
0.0 %
0.0 %
0.0 %
R5 4.0 %
0.0 %
0.0 %
0.0 %
R6 4.0 %
0.0 %
100.0 %
100.0 %
R14 3.3 %
0.0 %
0.0 %
0.0 %
R15 4.0 %
0.0 %
0.0 %
0.0 %
R16 3.5 %
0.0 %
0.0 %
0.0 %
R20 3.1 %
0.0 %
0.0 %
0.0 %
R21 4.0 %
0.0 %
0.0 %
0.0 %

SV Galileo Observations Missing L1C Missing L5Q Missing L7Q Missing L8Q
E2 2.3 %
0.0 %
0.0 %
0.0 %
0.0 %
E7 4.0 %
0.0 %
0.0 %
0.0 %
0.0 %
E8 3.5 %
0.0 %
0.0 %
0.0 %
0.0 %
E13 0.9 %
0.0 %
0.0 %
0.0 %
0.0 %
E26 4.0 %
0.0 %
0.0 %
0.0 %
0.0 %
E27 2.7 %
0.0 %
0.0 %
0.0 %
0.0 %
E30 4.0 %
0.0 %
0.0 %
0.0 %
0.0 %
E33 4.0 %
0.0 %
0.0 %
0.0 %
0.0 %

SV BeiDou Observations Missing L2I Missing L7I
C10 0.2 %
2.9 %
2.4 %
C11 1.6 %
0.0 %
0.0 %
C14 4.0 %
0.0 %
0.0 %
C21 4.0 %
0.0 %
100.0 %
C24 4.0 %
0.0 %
100.0 %
C26 4.0 %
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 %
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 %
G14 0.0 %
0.0 %
0.0 %
0.0 %
G30 0.0 %
0.0 %
0.0 %
0.0 %

SV GLONASS Missing C1C Missing C2C Missing C2P
R4 0.0 %
0.0 %
0.0 %
R5 0.0 %
0.0 %
0.0 %
R6 0.0 %
100.0 %
100.0 %
R14 0.0 %
0.0 %
0.0 %
R15 0.0 %
0.0 %
0.0 %
R16 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
E2 0.0 %
0.0 %
0.0 %
0.0 %
E7 0.0 %
0.0 %
0.0 %
0.0 %
E8 0.0 %
0.0 %
0.0 %
0.0 %
E13 0.0 %
0.0 %
0.0 %
0.0 %
E26 0.0 %
0.0 %
0.0 %
0.0 %
E27 0.0 %
0.0 %
0.0 %
0.0 %
E30 0.0 %
0.0 %
0.0 %
0.0 %
E33 0.0 %
0.0 %
0.0 %
0.0 %

SV BeiDou Missing C2I Missing C7I
C10 0.0 %
0.5 %
C11 0.0 %
0.0 %
C14 0.0 %
0.0 %
C21 0.0 %
100.0 %
C24 0.0 %
100.0 %
C26 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
1.1 %
70 - 75 0
0
0
0
0
0
0.8 %
65 - 70 0
0
0
0
0
0
1.9 %
60 - 65 0
0
0
0
0
0
4.9 %
55 - 60 0
0
0
0
0
0
5.0 %
50 - 55 0
0
0
0
0
0
10.3 %
45 - 50 0
0
0
0
0
0
7.6 %
40 - 45 0
0
0
0
0
0
6.2 %
35 - 40 0
0
0
0
0
0
7.7 %
30 - 35 0
0
0
0
0
0
14.1 %
25 - 30 0
0
0
0
0
0
14.7 %
20 - 25 0
0
0
0
0
0
11.8 %
15 - 20 0
0
0
2
0
0
13.8 %
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 50.9
48.9
-
G5 46.2
46.1
-
G6 46.7
48.8
52.9
G7 51.2
50.1
-
G9 43.5
45.9
50.2
G13 43.8
40.2
-
G14 39.5
43.0
46.6
G30 53.7
53.8
58.5
Average GPS: 46.9
47.1
52.1

SV GLONASS G1 G2
R4 42.8
40.5
R5 53.1
49.3
R6 39.0
-
R14 45.5
41.3
R15 52.4
48.2
R16 41.8
38.1
R20 35.4
42.8
R21 46.1
43.9
Average GLONASS: 44.5
43.5

SV Galileo E1 E5a E5b E5a+b
E2 41.8
45.5
45.7
48.7
E7 54.4
56.0
56.6
59.4
E8 43.5
46.0
46.4
49.3
E13 41.8
45.2
45.2
48.3
E26 49.9
51.8
52.3
55.1
E27 43.0
46.3
46.4
49.5
E30 46.9
49.4
49.7
52.7
E33 48.6
50.8
51.3
54.1
Average Galileo: 46.2
48.9
49.2
52.1

SV BeiDou B1I B2I
C10 37.1
40.3
C11 39.7
46.2
C14 50.1
54.3
C21 48.9
-
C24 45.4
-
C26 52.3
-
Average BeiDou: 45.6
46.9

Code multipath by satellite > 15°: 
SV GPS Av Elev MP (L1) MP (L2) MP (L5)
G2 46.0 ° 0.07 m
0.13 m
-
G5 29.5 ° 0.20 m
0.19 m
-
G6 36.5 ° 0.11 m
0.09 m
0.19 m
G7 53.3 ° 0.13 m
0.09 m
-
G9 26.7 ° 0.21 m
0.14 m
0.41 m
G13 23.8 ° 0.24 m
0.26 m
-
G14 16.2 ° 0.18 m
0.21 m
0.35 m
G30 67.1 ° 0.06 m
0.05 m
0.12 m
Average GPS: - 0.15 m
0.14 m
0.27 m

SV GLONASS Av Elev MP (G1) MP (G2)
R4 20.5 ° 0.28 m
0.34 m
R5 50.9 ° 0.09 m
0.11 m
R6 - - -
R14 22.6 ° 0.15 m
0.24 m
R15 47.6 ° 0.12 m
0.24 m
R16 28.9 ° 0.19 m
0.28 m
R20 25.6 ° 0.25 m
0.27 m
R21 27.3 ° 0.20 m
0.22 m
Average GLONASS: - 0.18 m
0.24 m

SV Galileo Av Elev MP (E1) MP (E5a) MP (E5b) MP (E5a+b)
E2 16.2 ° 0.17 m
0.35 m
0.33 m
0.12 m
E7 62.8 ° 0.05 m
0.13 m
0.12 m
0.02 m
E8 20.9 ° 0.18 m
0.43 m
0.42 m
0.19 m
E13 17.6 ° 0.14 m
0.42 m
0.35 m
0.05 m
E26 40.2 ° 0.09 m
0.17 m
0.19 m
0.03 m
E27 22.0 ° 0.19 m
0.44 m
0.53 m
0.10 m
E30 31.7 ° 0.13 m
0.29 m
0.27 m
0.08 m
E33 33.2 ° 0.13 m
0.23 m
0.25 m
0.09 m
Average Galileo: - 0.14 m
0.31 m
0.31 m
0.09 m

SV BeiDou Av Elev MP (B1I) MP (B2I)
C10 15.5 ° 0.35 m
0.14 m
C11 18.8 ° 0.24 m
0.30 m
C14 51.0 ° 0.16 m
0.31 m
C21 38.0 ° 0.35 m
-
C24 29.0 ° 0.44 m
-
C26 54.7 ° 0.37 m
-
Average BeiDou: - 0.32 m
0.25 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 0.06 m
0.06 m
0.14 m
- - - -
70 - 75 0.03 m
0.03 m
0.10 m
- - - -
65 - 70 0.05 m
0.05 m
0.13 m
0.07 m
0.02 m
- -
60 - 65 0.17 m
0.10 m
0.12 m
0.15 m
0.02 m
- -
55 - 60 0.14 m
0.06 m
0.14 m
0.29 m
0.04 m
- -
50 - 55 0.14 m
0.14 m
- 0.32 m
- - -
45 - 50 0.13 m
0.14 m
0.15 m
0.25 m
0.03 m
- -
40 - 45 0.20 m
0.17 m
0.13 m
0.20 m
0.02 m
- -
35 - 40 0.17 m
0.11 m
0.30 m
0.24 m
0.06 m
- -
30 - 35 0.16 m
0.16 m
0.28 m
0.25 m
0.08 m
- -
25 - 30 0.22 m
0.21 m
0.31 m
0.31 m
0.09 m
- -
20 - 25 0.22 m
0.28 m
0.40 m
0.47 m
0.16 m
- -
15 - 20 0.25 m
0.27 m
0.39 m
0.37 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:


- Orbit missing or expired for SV R19 starting 2021/05/15 00:01:20.00.
- Updated header information or comments after epoch 2021/05/15 00:59:59.00

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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