Simultaneous Nadir Overpasses (SNOs) Predictions

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

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 4/19/2017
Index Date (METOP-A) Time (METOP-A) Lat,Lon (METOP-A) SZA (METOP-A ) Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Distance(km) Time Diff (sec)
1 04/27/2017 18:18:32 73.56,-101.36 59.50 04/27/2017 18:17:25 73.56,-104.30 59.65 92.47 67
2 04/27/2017 19:09:16 -73.47, 65.76 120.59 04/27/2017 19:08:08 -73.50, 63.16 120.44 82.39 68
3 04/27/2017 19:59:59 73.29,-127.32 59.23 04/27/2017 19:58:49 73.27,-129.01 59.30 54.05 70
4 04/27/2017 20:50:43 -73.20, 39.81 120.86 04/27/2017 20:49:32 -73.21, 38.45 120.78 44.03 71
5 04/27/2017 21:41:27 72.96,-153.36 58.91 04/27/2017 21:40:13 72.97,-153.73 58.95 12.12 74
6 04/27/2017 22:32:11 -72.87, 13.78 121.18 04/27/2017 22:30:56 -72.91, 13.71 121.13 4.53 75
7 04/27/2017 23:22:50 72.89,-178.85 58.82 04/27/2017 23:21:41 72.87,-178.90 58.83 2.22 69
8 04/28/2017 00:13:33 -72.85, -11.60 121.22 04/28/2017 00:12:25 -72.86, -11.56 121.20 1.82 68
9 04/28/2017 01:04:12 72.87, 155.76 58.78 04/28/2017 01:03:11 72.88, 155.72 58.81 1.96 61
10 04/28/2017 01:54:54 -72.88, -36.88 121.22 04/28/2017 01:53:55 -72.87, -36.95 121.22 2.54 59
11 04/28/2017 02:45:34 72.84, 130.37 58.74 04/28/2017 02:44:40 72.83, 130.44 58.74 2.51 54
12 04/28/2017 03:36:16 -72.86, -62.27 121.26 04/28/2017 03:35:25 -72.87, -62.33 121.24 2.51 51
13 04/28/2017 04:26:56 72.82, 104.99 58.70 04/28/2017 04:26:10 72.84, 105.05 58.72 2.68 46
14 04/28/2017 05:17:38 -72.84, -87.66 121.30 04/28/2017 05:16:54 -72.83, -87.61 121.31 1.93 44
15 04/28/2017 06:08:17 72.85, 79.71 58.70 04/28/2017 06:07:40 72.84, 79.67 58.70 1.68 37
16 04/28/2017 06:59:00 -72.82,-113.04 121.35 04/28/2017 06:58:24 -72.83,-112.99 121.33 2.33 36
17 04/28/2017 07:49:39 72.83, 54.32 58.66 04/28/2017 07:49:10 72.84, 54.29 58.68 2.16 29
18 04/28/2017 08:40:21 -72.84,-138.32 121.34 04/28/2017 08:39:54 -72.83,-138.38 121.34 2.08 27
19 04/28/2017 09:31:01 72.81, 28.94 58.62 04/28/2017 09:30:39 72.80, 29.01 58.61 2.53 22
20 04/28/2017 10:21:43 -72.82,-163.71 121.38 04/28/2017 10:21:24 -72.84,-163.76 121.36 2.63 19
21 04/28/2017 11:12:23 72.78, 3.55 58.58 04/28/2017 11:12:09 72.80, 3.63 58.59 3.19 14
22 04/28/2017 12:03:05 -72.80, 170.91 121.43 04/28/2017 12:02:53 -72.79, 170.96 121.43 1.90 12
23 04/28/2017 12:53:44 72.81, -21.73 58.58 04/28/2017 12:53:39 72.81, -21.76 58.58 1.17 5
24 04/28/2017 13:44:27 -72.78, 145.52 121.47 04/28/2017 13:44:23 -72.80, 145.58 121.45 2.84 4
25 04/28/2017 14:35:06 72.79, -47.11 58.54 04/28/2017 14:35:09 72.81, -47.14 58.56 2.48 3
26 04/28/2017 15:25:48 -72.81, 120.24 121.46 04/28/2017 15:25:53 -72.80, 120.19 121.47 1.67 5
27 04/28/2017 16:16:28 72.77, -72.50 58.50 04/28/2017 16:16:38 72.77, -72.42 58.49 2.64 10
28 04/28/2017 17:07:10 -72.78, 94.86 121.51 04/28/2017 17:07:23 -72.81, 94.81 121.48 2.87 13
29 04/28/2017 17:57:49 72.80, -97.78 58.50 04/28/2017 17:58:08 72.77, -97.80 58.47 3.19 19
30 04/28/2017 18:48:32 -72.76, 69.47 121.55 04/28/2017 18:48:52 -72.76, 69.53 121.56 2.00 20
31 04/28/2017 19:39:11 72.78,-123.17 58.46 04/28/2017 19:39:38 72.77,-123.19 58.45 0.75 27
32 04/28/2017 20:29:53 -72.79, 44.19 121.54 04/28/2017 20:30:22 -72.76, 44.15 121.57 3.29 29
33 04/28/2017 21:20:33 72.75,-148.55 58.42 04/28/2017 21:21:08 72.78,-148.57 58.44 2.89 35
34 04/28/2017 22:11:15 -72.77, 18.81 121.59 04/28/2017 22:11:52 -72.77, 18.76 121.59 1.37 37
35 04/28/2017 23:01:55 72.73,-173.94 58.37 04/28/2017 23:02:37 72.73,-173.85 58.36 2.85 42
36 04/28/2017 23:52:37 -72.75, -6.58 121.63 04/28/2017 23:53:22 -72.77, -6.62 121.61 3.18 45
37 04/29/2017 00:43:16 72.76, 160.78 58.38 04/29/2017 00:44:07 72.74, 160.77 58.35 2.65 51
38 04/29/2017 01:33:59 -72.73, -31.96 121.67 04/29/2017 01:34:51 -72.73, -31.90 121.68 2.20 52
39 04/29/2017 02:24:38 72.74, 135.40 58.34 04/29/2017 02:25:37 72.74, 135.38 58.33 0.63 59
40 04/29/2017 03:15:20 -72.75, -57.25 121.66 04/29/2017 03:16:21 -72.73, -57.28 121.70 2.77 61
41 04/29/2017 04:06:00 72.72, 110.01 58.29 04/29/2017 04:07:07 72.75, 110.00 58.31 3.35 67
42 04/29/2017 04:56:42 -72.73, -82.63 121.71 04/29/2017 04:57:51 -72.74, -82.67 121.71 1.25 69
43 04/29/2017 05:47:23 72.64, 84.52 58.21 04/29/2017 05:48:36 72.70, 84.72 58.24 9.05 73
44 04/29/2017 06:38:06 -72.61,-108.22 121.84 04/29/2017 06:39:19 -72.64,-107.84 121.84 13.14 73
45 04/29/2017 07:28:50 72.37, 58.63 57.94 04/29/2017 07:30:00 72.40, 59.95 57.89 44.83 70
46 04/29/2017 08:19:33 -72.33,-134.11 122.11 04/29/2017 08:20:43 -72.34,-132.61 122.19 50.70 70
47 04/29/2017 09:10:18 72.04, 32.65 57.62 04/29/2017 09:11:24 72.10, 35.17 57.55 86.58 66
48 04/29/2017 10:01:00 -72.00,-160.09 122.42 04/29/2017 10:02:06 -72.04,-157.40 122.53 92.25 66

Figure of METOP-A and NPP satellite orbits during SNOs since TLE Epoch: 4/19/2017
SNOs_Map_METOP-A_NPP_20170421.jpg

Download SNOs between METOP-A and NPP since TLE EPOCH: 04/19/2017 in txt file.

Historical Predictions of SNOs between METOP-A and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service