Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between METOP-B and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 10/19/2017
Index Date (METOP-B) Time (METOP-B) Lat,Lon (METOP-B) SZA (METOP-B ) Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Distance(km) Time Diff (sec)
1 10/26/2017 04:34:40 73.43, 104.67 85.86 10/26/2017 04:33:32 73.44, 102.12 85.92 81.02 68
2 10/26/2017 05:25:23 -73.37, -88.15 94.20 10/26/2017 05:24:14 -73.34, -90.36 94.18 70.17 69
3 10/26/2017 06:16:07 73.16, 78.73 85.62 10/26/2017 06:14:56 73.14, 77.40 85.63 42.85 71
4 10/26/2017 07:06:51 -73.04,-114.20 94.49 10/26/2017 07:05:38 -73.05,-115.08 94.46 28.58 73
5 10/26/2017 07:57:35 72.84, 52.70 85.33 10/26/2017 07:56:20 72.84, 52.66 85.34 1.22 75
6 10/26/2017 08:48:17 -72.82,-140.01 94.68 10/26/2017 08:47:03 -72.80,-139.93 94.70 3.40 74
7 10/26/2017 09:38:57 72.82, 27.31 85.33 10/26/2017 09:37:49 72.80, 27.38 85.32 3.18 68
8 10/26/2017 10:29:39 -72.80,-165.39 94.68 10/26/2017 10:28:33 -72.81,-165.32 94.67 2.59 66
9 10/26/2017 11:20:19 72.80, 1.93 85.33 10/26/2017 11:19:19 72.80, 2.00 85.34 2.40 60
10 10/26/2017 12:11:00 -72.83, 169.33 94.63 10/26/2017 12:10:03 -72.81, 169.30 94.64 2.33 57
11 10/26/2017 13:01:40 72.83, -23.35 85.39 10/26/2017 13:00:49 72.81, -23.39 85.37 2.36 51
12 10/26/2017 13:52:22 -72.81, 143.94 94.62 10/26/2017 13:51:33 -72.82, 143.91 94.61 1.37 49
13 10/26/2017 14:43:02 72.81, -48.73 85.39 10/26/2017 14:42:19 72.81, -48.77 85.40 1.64 43
14 10/26/2017 15:33:44 -72.79, 118.56 94.62 10/26/2017 15:33:02 -72.77, 118.63 94.63 2.99 42
15 10/26/2017 16:24:24 72.78, -74.12 85.39 10/26/2017 16:23:48 72.77, -74.05 85.38 2.73 36
16 10/26/2017 17:15:06 -72.77, 93.18 94.61 10/26/2017 17:14:32 -72.78, 93.25 94.60 2.39 34
17 10/26/2017 18:05:46 72.76, -99.50 85.40 10/26/2017 18:05:18 72.77, -99.44 85.41 2.25 28
18 10/26/2017 18:56:27 -72.80, 67.90 94.56 10/26/2017 18:56:02 -72.78, 67.86 94.58 2.25 25
19 10/26/2017 19:47:07 72.79,-124.78 85.45 10/26/2017 19:46:48 72.78,-124.82 85.44 2.29 19
20 10/26/2017 20:37:49 -72.78, 42.52 94.56 10/26/2017 20:37:32 -72.79, 42.47 94.55 1.78 17
21 10/26/2017 21:28:29 72.77,-150.16 85.45 10/26/2017 21:28:18 72.78,-150.21 85.47 2.09 11
22 10/26/2017 22:19:11 -72.76, 17.13 94.55 10/26/2017 22:19:01 -72.74, 17.19 94.57 2.56 10
23 10/26/2017 23:09:51 72.75,-175.54 85.46 10/26/2017 23:09:47 72.74,-175.49 85.44 2.27 4
24 10/27/2017 00:00:33 -72.74, -8.25 94.55 10/27/2017 00:00:31 -72.75, -8.19 94.54 2.25 2
25 10/27/2017 00:51:13 72.73, 159.07 85.46 10/27/2017 00:51:17 72.74, 159.12 85.47 2.18 4
26 10/27/2017 01:41:54 -72.77, -33.53 94.50 10/27/2017 01:42:01 -72.75, -33.58 94.51 2.25 7
27 10/27/2017 02:32:34 72.76, 133.80 85.51 10/27/2017 02:32:47 72.75, 133.74 85.50 2.32 13
28 10/27/2017 03:23:16 -72.74, -58.91 94.49 10/27/2017 03:23:31 -72.76, -58.96 94.48 2.21 15
29 10/27/2017 04:13:56 72.74, 108.41 85.52 10/27/2017 04:14:17 72.75, 108.35 85.53 2.56 21
30 10/27/2017 05:04:38 -72.72, -84.29 94.49 10/27/2017 05:05:00 -72.71, -84.24 94.51 2.13 22
31 10/27/2017 05:55:18 72.72, 83.03 85.52 10/27/2017 05:55:46 72.71, 83.07 85.51 1.79 28
32 10/27/2017 06:46:00 -72.70,-109.67 94.49 10/27/2017 06:46:30 -72.72,-109.63 94.48 2.17 30
33 10/27/2017 07:36:40 72.70, 57.65 85.53 10/27/2017 07:37:16 72.71, 57.69 85.54 2.20 36
34 10/27/2017 08:27:21 -72.73,-134.95 94.43 10/27/2017 08:28:00 -72.72,-135.01 94.45 2.34 39
35 10/27/2017 09:18:01 72.73, 32.37 85.58 10/27/2017 09:18:46 72.72, 32.30 85.57 2.45 45
36 10/27/2017 10:08:43 -72.71,-160.34 94.43 10/27/2017 10:09:30 -72.73,-160.40 94.42 2.66 47
37 10/27/2017 10:59:23 72.71, 6.99 85.58 10/27/2017 11:00:16 72.72, 6.92 85.60 3.04 53
38 10/27/2017 11:50:05 -72.69, 174.28 94.43 10/27/2017 11:50:59 -72.68, 174.32 94.44 1.67 54
39 10/27/2017 12:40:45 72.69, -18.40 85.58 10/27/2017 12:41:45 72.68, -18.36 85.57 1.30 60
40 10/27/2017 13:31:27 -72.67, 148.90 94.42 10/27/2017 13:32:29 -72.69, 148.94 94.41 2.18 62
41 10/27/2017 14:22:07 72.67, -43.78 85.59 10/27/2017 14:23:15 72.68, -43.75 85.60 2.32 68
42 10/27/2017 15:12:48 -72.70, 123.62 94.37 10/27/2017 15:13:59 -72.69, 123.55 94.38 2.52 71
43 10/27/2017 16:03:30 72.59, -69.26 85.54 10/27/2017 16:04:44 72.64, -69.03 85.58 9.26 74
44 10/27/2017 16:54:13 -72.53, 97.93 94.51 10/27/2017 16:55:26 -72.55, 98.48 94.51 18.33 73
45 10/27/2017 17:44:58 72.27, -95.26 85.25 10/27/2017 17:46:08 72.34, -93.80 85.29 49.81 70
46 10/27/2017 18:35:40 -72.20, 71.94 94.80 10/27/2017 18:36:49 -72.25, 73.70 94.80 59.67 69
47 10/27/2017 19:26:25 71.94,-121.23 84.96 10/27/2017 19:27:30 71.98,-118.50 84.95 94.19 65

Figure of METOP-B and NPP satellite orbits during SNOs since TLE Epoch: 10/19/2017
SNOs_Map_METOP-B_NPP_20171020.jpg

Download SNOs between METOP-B and NPP since TLE EPOCH: 10/19/2017 in txt file.

Historical Predictions of SNOs between METOP-B and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service