Leica SpiderQC v7.7 Quality Report


Program Run: 2022/01/25 20:01:08.11

File Details:


Observation File: mlga025t.22o
GPS Navigation File: mlga025t.22n
GLONASS Navigation File: mlga025t.22g
Galileo Navigation File: mlga025t.22l
BeiDou Navigation File: mlga025t.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:  -3.2 m dX  -2.6 m dY  1.0 m dZ 
Diff. Est-Header:  4.3 m (3600 estimates) 

Session Summary:


Time of first obs:  2022/01/25 19:00:00.00 GPS 
Time of last obs:  2022/01/25 19:59:59.00 GPS 
Session length:  59.98 minutes 
GPS week:  2194, day 2 
Observation interval:  1.00 seconds 
UTC leap seconds:  18 seconds 

Num SVs with obs:  38 
Num SVs with nav:  100 
Total GPS orbits:  34 
Total GLONASS orbits:  41 
Total Galileo orbits:  96 
Total BeiDou orbits:  33 
Total QZSS orbits: 
Total NavIC orbits: 
SVs with obs:  G4 G8 G10 G16 G18 G21 G23 G25 G26 G27 G29 G31 R7 R8 R12 R13 R14 R15 R17 R22 R23 R24 E2 E11 E12 E24 E25 E36 C5 C8 C12 C13 C19 C22 C24 C25 C26 C29  
SVs without obs:  G1 G2 G3 G5 G6 G7 G9 G11 G12 G13 G14 G15 G17 G19 G20 G22 G24 G28 G30 G32 R1 R2 R3 R4 R5 R6 R9 R10 R11 R16 R18 R19 R20 R21 E1 E3 E4 E5 E6 E7 E8 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 C14 C15 C16 C17 C18 C20 C21 C23 C27 C28 C30 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 1 slips, Threshold 49 slips 
Multipath:  Pass  Value 0.19m MP1 / 0.15m MP2 / 0.27m MP5, Threshold 0.5 m 
Data Completeness:  Pass  Value 100.0 %, Threshold 95.0 % 
Navigation Data:  Fail   
     
GLONASS Specific Tests 
Cycle Slips:  Pass  Value 0 slips, Threshold 107 slips 
Multipath:  Pass  Value 0.18m MP1 / 0.21m MP2, Threshold 0.5 m 
Data Completeness:  Pass  Value 100.0 %, Threshold 90.0 % 
Navigation Data:  Pass   
     
Galileo Specific Tests 
Cycle Slips:  Pass  Value 0 slips, Threshold 96 slips 
Multipath:  Pass  Value 0.11m MP1 / 0.26m MP5a / 0.28m MP5b / 0.07m 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 74 slips 
Multipath:  Pass  Value 0.23m MP1 / 0.23m MP2b, Threshold 0.5 m 
Data Completeness:  Pass  Value 100.0 %, Threshold 90.0 % 
Navigation Data:  Pass   

General Quality Indicators:


Tracking   
Num obs > 0°:  111950 
Num possible obs > 0°:  116376 
Num obs with invalid nav: 
Num obs without nav:  3620 
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°:  3600  (100.0 %) 

Satellite Geometry 
DOP  Minimum  Maximum  Average 
PDOP  2.1  2.7  2.5 
GDOP  2.5  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 
None   

Receiver Clock 
Clock Slips > 15°: 
Max RX clock offset:  0.000006 ms (at 2022/01/25 19:24:15.00) 
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°:  111950  33543  26741  21600  30066 
Num possible obs > 0°:  116376  35319  30168  18000  32889 
Num obs with invalid nav: 
Num obs without nav:  3620  20  3600 
Num obs to unhealthy SV: 
               
Tracking over Elevation Mask (15°) 
Num obs > 15°:  70851  24648  17911  16020  12272 
% obs > 15°:   100.0 %  100.0 %  100.0 %  100.0 %  100.0 % 
Num possible obs > 15°:  70851  24648  17911  16020  12272 
Num complete obs > 15°:  70851  24648  17911  16020  12272 
% complete obs > 15°:   100.0 %  100.0 %  100.0 %  100.0 %  100.0 % 
Num obs with WLF change:  
Average # SV per Epoch:  19.7   6.8   5.0   4.4   3.4  
               
Observation ratio w.r.t. L1/E1/B1I: 
Obs L2/B1C:  1.746   1.854   1.598  
Obs E5b/B2I:  0.734   1.000   0.386  
Obs L5/E5a/B2a:  0.817   0.698   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:  0.001 %  0.004 % 
Num complete obs per slip:  70851   24648  
IOD Slips > 15°: 
Outliers > 15°: 
LLI : Obs L1/E1/B1I: 
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:  0.179 m  0.190 m  0.179 m  0.108 m  0.227 m 
MP (L2/B1C) RMS:  0.172 m  0.150 m  0.212 m 
MP (L5/E5a/B2a) RMS:  0.266 m  0.270 m  0.261 m 
MP (E5b/B2I) RMS:  0.267 m  0.280 m  0.234 m 
MP (E5a+b/B2a+b) RMS:  0.069 m  0.069 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 79.9 %
79.9 %
79.9 %
79.9 %
L2P 79.9 %
79.9 %
79.9 %
79.9 %
L2S 85.4 %
85.4 %
85.4 %
85.4 %
L2W 100.0 %
100.0 %
100.0 %
100.0 %
L5Q 81.7 %
81.7 %
81.7 %
81.7 %
L7I 38.6 %
38.6 %
38.6 %
38.6 %
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
G8 15.00° 18.04° 618 618 (100.0 %)
0 (0.0 %) 0
G10 15.00° 28.55° 2197 2197 (100.0 %)
0 (0.0 %) 0
G16 43.12° 70.10° 3600 3600 (100.0 %)
0 (0.0 %) 0
G18 38.80° 62.03° 3600 3600 (100.0 %)
0 (0.0 %) 1
G21 - - 0 0 (-)
20 (-) 0
G23 19.15° 35.53° 3600 3600 (100.0 %)
0 (0.0 %) 0
G26 69.76° 84.80° 3600 3600 (100.0 %)
0 (0.0 %) 0
G27 29.10° 46.95° 3600 3600 (100.0 %)
0 (0.0 %) 0
G29 15.00° 17.10° 395 395 (100.0 %)
0 (0.0 %) 0
G31 15.01° 39.62° 3438 3438 (100.0 %)
0 (0.0 %) 0

SV GLONASS Min Elev Max Elev Possible Observations Actual Observations Observations with Invalid Ephemeris Cycle Slips
R12 15.00° 28.88° 1737 1737 (100.0 %)
0 (0.0 %) 0
R13 46.60° 82.40° 3600 3600 (100.0 %)
0 (0.0 %) 0
R14 36.77° 65.30° 3600 3600 (100.0 %)
0 (0.0 %) 0
R15 15.01° 15.73° 98 98 (100.0 %)
0 (0.0 %) 0
R17 15.00° 24.59° 1676 1676 (100.0 %)
0 (0.0 %) 0
R23 41.21° 69.38° 3600 3600 (100.0 %)
0 (0.0 %) 0
R24 51.96° 64.57° 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 31.72° 51.58° 3600 3600 (100.0 %)
0 (0.0 %) 0
E11 57.10° 77.28° 3600 3600 (100.0 %)
0 (0.0 %) 0
E12 15.00° 23.46° 1620 1620 (100.0 %)
0 (0.0 %) 0
E24 17.62° 36.08° 3600 3600 (100.0 %)
0 (0.0 %) 0
E25 73.40° 86.25° 3600 3600 (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
C12 27.03° 44.03° 3600 3600 (100.0 %)
0 (0.0 %) 0
C13 15.00° 17.17° 1134 1134 (100.0 %)
0 (0.0 %) 0
C24 42.22° 55.42° 3600 3600 (100.0 %)
0 (0.0 %) 0
C26 46.04° 71.46° 3600 3600 (100.0 %)
0 (0.0 %) 0
C29 15.00° 16.78° 338 338 (100.0 %)
0 (0.0 %) 0

Missing phase observations by satellite > 15°: 
SV GPS Observations Missing L1C Missing L2S Missing L2W Missing L5Q
G8 0.9 %
0.0 %
0.0 %
0.0 %
0.0 %
G10 3.1 %
0.0 %
0.0 %
0.0 %
0.0 %
G16 5.1 %
0.0 %
100.0 %
0.0 %
100.0 %
G18 5.1 %
0.0 %
0.0 %
0.0 %
0.0 %
G23 5.1 %
0.0 %
0.0 %
0.0 %
0.0 %
G26 5.1 %
0.0 %
0.0 %
0.0 %
0.0 %
G27 5.1 %
0.0 %
0.0 %
0.0 %
0.0 %
G29 0.6 %
0.0 %
0.0 %
0.0 %
100.0 %
G31 4.9 %
0.0 %
0.0 %
0.0 %
100.0 %

SV GLONASS Observations Missing L1C Missing L2C Missing L2P
R12 2.5 %
0.0 %
0.0 %
0.0 %
R13 5.1 %
0.0 %
0.0 %
0.0 %
R14 5.1 %
0.0 %
0.0 %
0.0 %
R15 0.1 %
0.0 %
0.0 %
0.0 %
R17 2.4 %
0.0 %
0.0 %
0.0 %
R23 5.1 %
0.0 %
100.0 %
100.0 %
R24 5.1 %
0.0 %
0.0 %
0.0 %

SV Galileo Observations Missing L1C Missing L5Q Missing L7Q Missing L8Q
E2 5.1 %
0.0 %
0.0 %
0.0 %
0.0 %
E11 5.1 %
0.0 %
0.0 %
0.0 %
0.0 %
E12 2.3 %
0.0 %
0.0 %
0.0 %
0.0 %
E24 5.1 %
0.0 %
0.0 %
0.0 %
0.0 %
E25 5.1 %
0.0 %
0.0 %
0.0 %
0.0 %

SV BeiDou Observations Missing L2I Missing L7I
C12 5.1 %
0.0 %
0.0 %
C13 1.6 %
0.0 %
0.0 %
C24 5.1 %
0.0 %
100.0 %
C26 5.1 %
0.0 %
100.0 %
C29 0.5 %
0.0 %
100.0 %

Missing code observations by satellite > 15°: 
SV GPS Missing C1C Missing C2S Missing C2W Missing C5Q
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 %
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 %
G29 0.0 %
0.0 %
0.0 %
100.0 %
G31 0.0 %
0.0 %
0.0 %
100.0 %

SV GLONASS Missing C1C Missing C2C Missing C2P
R12 0.0 %
0.0 %
0.0 %
R13 0.0 %
0.0 %
0.0 %
R14 0.0 %
0.0 %
0.0 %
R15 0.0 %
0.0 %
0.0 %
R17 0.0 %
0.0 %
0.0 %
R23 0.0 %
100.0 %
100.0 %
R24 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 %
E12 0.0 %
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
C12 0.0 %
0.0 %
C13 0.0 %
0.0 %
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
1.4 %
80 - 85 0
0
0
0
0
0
5.6 %
75 - 80 0
0
0
0
0
0
3.6 %
70 - 75 0
0
0
0
0
0
3.6 %
65 - 70 0
0
0
0
0
0
4.7 %
60 - 65 0
0
0
0
0
0
9.3 %
55 - 60 0
0
0
0
0
0
8.1 %
50 - 55 0
0
0
0
0
0
8.9 %
45 - 50 0
0
0
0
0
0
8.4 %
40 - 45 1
0
0
0
0
0
7.7 %
35 - 40 0
0
0
0
0
0
6.4 %
30 - 35 0
0
0
0
0
0
7.8 %
25 - 30 0
0
0
0
0
0
6.4 %
20 - 25 0
0
0
0
0
0
7.8 %
15 - 20 0
0
0
0
0
0
10.2 %
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
G8 40.4
44.1
46.6
G10 44.0
45.3
47.9
G16 51.7
50.2
-
G18 51.0
53.6
56.4
G23 45.3
47.9
50.7
G26 54.9
56.0
59.0
G27 48.3
50.4
52.8
G29 41.5
42.5
-
G31 45.1
45.2
-
Average GPS: 46.9
48.4
52.2

SV GLONASS G1 G2
R12 45.4
44.6
R13 42.9
48.1
R14 53.4
50.9
R15 43.6
43.7
R17 44.2
43.3
R23 51.8
-
R24 54.8
52.0
Average GLONASS: 48.0
47.1

SV Galileo E1 E5a E5b E5a+b
E2 50.6
52.2
53.4
55.8
E11 52.1
52.5
53.9
56.2
E12 40.5
42.8
44.4
46.6
E24 46.0
48.3
49.2
51.8
E25 55.7
56.9
58.2
60.6
Average Galileo: 49.0
50.5
51.8
54.2

SV BeiDou B1I B2I
C12 45.5
51.5
C13 39.0
41.7
C24 52.3
-
C26 53.2
-
C29 41.2
-
Average BeiDou: 46.2
46.6

Code multipath by satellite > 15°: 
SV GPS Av Elev MP (L1) MP (L2) MP (L5)
G8 16.5 ° 0.46 m
0.05 m
0.38 m
G10 21.8 ° 0.19 m
0.20 m
0.37 m
G16 56.6 ° 0.10 m
0.14 m
-
G18 50.4 ° 0.11 m
0.08 m
0.22 m
G23 27.3 ° 0.20 m
0.15 m
0.33 m
G26 77.3 ° 0.08 m
0.07 m
0.12 m
G27 38.0 ° 0.13 m
0.10 m
0.21 m
G29 16.0 ° 0.24 m
0.27 m
-
G31 27.3 ° 0.20 m
0.28 m
-
Average GPS: - 0.19 m
0.15 m
0.27 m

SV GLONASS Av Elev MP (G1) MP (G2)
R12 21.9 ° 0.23 m
0.35 m
R13 64.5 ° 0.08 m
0.09 m
R14 51.0 ° 0.10 m
0.23 m
R15 - - -
R17 19.8 ° 0.40 m
0.27 m
R23 - - -
R24 58.3 ° 0.08 m
0.12 m
Average GLONASS: - 0.18 m
0.21 m

SV Galileo Av Elev MP (E1) MP (E5a) MP (E5b) MP (E5a+b)
E2 41.6 ° 0.10 m
0.24 m
0.28 m
0.06 m
E11 67.2 ° 0.06 m
0.14 m
0.16 m
0.04 m
E12 19.2 ° 0.19 m
0.54 m
0.56 m
0.13 m
E24 26.8 ° 0.14 m
0.28 m
0.24 m
0.08 m
E25 79.8 ° 0.05 m
0.11 m
0.16 m
0.03 m
Average Galileo: - 0.11 m
0.26 m
0.28 m
0.07 m

SV BeiDou Av Elev MP (B1I) MP (B2I)
C12 35.5 ° 0.17 m
0.25 m
C13 16.1 ° 0.18 m
0.22 m
C24 48.8 ° 0.12 m
-
C26 58.8 ° 0.39 m
-
C29 15.9 ° 0.28 m
-
Average BeiDou: - 0.23 m
0.23 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 0.02 m
- 0.06 m
0.11 m
0.03 m
- -
80 - 85 0.07 m
0.07 m
0.12 m
0.15 m
0.03 m
- -
75 - 80 0.08 m
0.07 m
0.13 m
0.17 m
0.04 m
- -
70 - 75 0.13 m
0.06 m
0.16 m
0.18 m
0.05 m
- -
65 - 70 0.18 m
0.11 m
0.12 m
0.11 m
0.03 m
- -
60 - 65 0.10 m
0.11 m
0.16 m
0.14 m
0.04 m
- -
55 - 60 0.09 m
0.11 m
0.14 m
0.34 m
0.04 m
- -
50 - 55 0.13 m
0.12 m
0.17 m
0.40 m
0.04 m
- -
45 - 50 0.17 m
0.13 m
0.24 m
0.15 m
0.05 m
- -
40 - 45 0.12 m
0.20 m
0.20 m
0.31 m
0.04 m
- -
35 - 40 0.12 m
0.21 m
0.25 m
0.27 m
0.06 m
- -
30 - 35 0.16 m
0.17 m
0.36 m
0.25 m
0.09 m
- -
25 - 30 0.17 m
0.17 m
0.31 m
0.27 m
0.08 m
- -
20 - 25 0.24 m
0.22 m
0.29 m
0.39 m
0.10 m
- -
15 - 20 0.27 m
0.29 m
0.41 m
0.34 m
0.12 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 G21 starting 2022/01/25 19:59:40.00.
- Updated header information or comments after epoch 2022/01/25 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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