GPS Space Vehicle Time Integrity for MJD 53235

As viewed from the Measurement Standards Laboratory, Lower Hutt, New Zealand
Latitude -41.2348000 degrees, longitude 174.9175025 degrees, height 26.2 metres

ABCDEFGHIJK
PRNBlock
no.
StartEndMeasure-
ments
REF
-GPSSV (ns)
REF
-SV (ns)
Std.Dev.
(ns)
Outliers
> 4 s
Outliers
> 500 ns
Health
1
1
11:06
17:24
 22,672
    94
  -358,754
19
23
0
0
2
-
 
 
 
 
 
 
 
 
 
3
3
3
1
2
3
07:19
14:39
16:16
09:24
16:15
18:51
  7,481
  5,731
  9,189
   103
   115
   105
   -36,467
   -36,534
   -36,569
14
8
17
1
1
63
0
0
0
0
0
0
4
4
1
2
00:00
21:36
02:32
23:59
  9,151
  8,621
   103
   117
   255,731
   256,925
38
35
2
1
0
0
0
0
5
1
00:00
04:08
 14,878
   111
   -44,560
17
2
0
0
6
1
02:04
07:18
 18,848
   109
  -374,204
182
0
0
0
7
1
19:28
23:59
 16,287
   110
  -401,041
91
0
0
0
8
1
16:35
22:34
 21,501
   101
     7,135
9
56
0
0
9
9
9
9
1
2
3
4
00:00
06:23
08:11
21:40
01:21
08:04
09:26
23:59
  4,854
  5,984
  4,472
  8,343
    94
   117
   107
   109
      390
      450
      450
      536
6
7
7
7
10
2
30
48
0
0
0
0
0
0
0
0
10
1
01:21
05:40
 15,557
   116
   -49,018
13
16
0
0
11
11
11
1
2
3
10:02
18:14
20:31
13:09
19:19
22:13
 11,276
  3,853
  5,980
   100
   110
    99
  -141,573
  -141,642
  -141,682
18
12
18
6
41
35
0
0
0
0
0
0
12
-
 
 
 
 
 
 
 
 
 
13
1
14:12
19:27
 18,949
    98
    23,895
9
39
0
0
14
1
07:19
12:20
 18,035
   110
    25,508
9
26
0
0
15
1
05:41
11:21
 20,431
   104
  -308,031
42
0
0
0
16
1
12:12
17:11
 17,925
   102
    -7,085
8
86
0
0
17
1
00:26
03:47
 12,102
   109
   128,626
31
0
0
0
18
1
04:53
09:40
 17,193
   108
    66,376
14
6
0
0
19
19
1
2
08:24
15:51
10:01
20:12
  5,828
 15,618
   103
   102
    11,383
    11,307
11
22
16
57
0
0
0
0
20
1
11:32
16:19
 17,222
    97
   131,922
25
0
0
0
21
1
04:18
09:50
 19,920
   108
   -78,351
11
6
0
0
22
1
06:23
11:31
 18,535
   109
   -15,849
9
29
0
0
23
1
13:06
18:18
 18,716
    98
  -150,393
58
0
0
0
24
24
1
2
00:00
22:35
03:34
23:59
 12,854
  5,089
   103
   108
   -50,315
   -50,530
17
11
0
37
0
0
0
0
25
1
09:51
14:34
 17,035
   102
   -73,519
15
17
0
0
26
26
1
2
03:24
19:28
07:18
21:51
 14,081
  8,563
   111
    98
  -196,195
  -196,895
57
31
0
0
0
0
0
0
27
1
15:30
21:35
 21,825
   101
  -369,971
110
0
0
0
28
28
1
2
17:50
22:41
22:40
23:59
 17,388
  4,679
   108
   101
   -39,935
   -39,950
6
9
49
21
0
0
0
0
29
29
29
1
2
3
03:07
19:21
20:24
06:22
20:22
21:39
 11,645
  3,637
  4,480
   115
    97
    94
  -364,502
  -364,040
  -364,006
27
15
11
0
25
2
0
0
0
0
0
0
30
30
1
2
00:39
11:11
04:54
12:55
 15,316
  6,195
   103
    96
  -554,112
  -554,059
5
11
130
70
0
0
0
0
31
1
20:43
23:57
 11,655
   114
  -293,807
40
0
0
0
32
-
 
 
 
 
 
 
 
 
 
33
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34
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35
-
 
 
 
 
 
 
 
 
 
36
-
 
 
 
 
 
 
 
 
 
37
-
 
 
 
 
 
 
 
 
 
38
-
 
 
 
 
 
 
 
 
 
39
-
 
 
 
 
 
 
 
 
 
40
-
 
 
 
 
 
 
 
 
 

A: Space vehicle identification number.
B: The period when the satellite was in view. Each of these measurement blocks is a series of measurements longer than 60 minutes, containing no breaks of more than 60 seconds.
C: Time at the start of the block (UTC).
D: Time at the end of the block (UTC).
E: Number of 1 second pseudorange measurements in the block.
F: Average value of local reference minus GPS satellite time during the block (A constant offset over the course of a day is to be expected).
G: Average value of local reference minus space vehicle time during the block, in nanoseconds.
H: Standard deviation of G during the block, in nanoseconds.
I: Number of measurements more than 4 standard deviations from the average.
J: Number of measurements more than 500 ns from the average.
K: Number of non-zero health flags in the block.