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: 4/15/2017
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,-101.35 59.51 04/27/2017 18:17:25 73.55,-104.27 59.63 92.04 67
2 04/27/2017 19:09:16 -73.48, 65.78 120.59 04/27/2017 19:08:08 -73.48, 63.19 120.45 81.87 68
3 04/27/2017 20:00:00 73.24,-127.42 59.19 04/27/2017 19:58:49 73.25,-128.98 59.29 50.12 71
4 04/27/2017 20:50:43 -73.21, 39.84 120.86 04/27/2017 20:49:32 -73.19, 38.48 120.80 43.60 71
5 04/27/2017 21:41:27 72.97,-153.35 58.92 04/27/2017 21:40:13 72.96,-153.70 58.94 11.67 74
6 04/27/2017 22:32:11 -72.88, 13.80 121.17 04/27/2017 22:30:56 -72.89, 13.75 121.15 2.06 75
7 04/27/2017 23:22:51 72.84,-178.95 58.78 04/27/2017 23:21:41 72.86,-178.87 58.81 3.13 70
8 04/28/2017 00:13:33 -72.86, -11.58 121.22 04/28/2017 00:12:25 -72.85, -11.53 121.22 2.42 68
9 04/28/2017 01:04:12 72.87, 155.77 58.79 04/28/2017 01:03:11 72.86, 155.74 58.79 1.24 61
10 04/28/2017 01:54:55 -72.84, -36.97 121.26 04/28/2017 01:53:55 -72.85, -36.91 121.24 2.25 60
11 04/28/2017 02:45:34 72.85, 130.39 58.74 04/28/2017 02:44:41 72.87, 130.36 58.78 2.39 53
12 04/28/2017 03:36:16 -72.87, -62.25 121.25 04/28/2017 03:35:25 -72.86, -62.30 121.25 2.10 51
13 04/28/2017 04:26:56 72.83, 105.00 58.70 04/28/2017 04:26:10 72.82, 105.08 58.70 2.69 46
14 04/28/2017 05:17:38 -72.85, -87.64 121.30 04/28/2017 05:16:55 -72.86, -87.68 121.27 2.09 43
15 04/28/2017 06:08:17 72.86, 79.72 58.71 04/28/2017 06:07:40 72.83, 79.70 58.69 3.31 37
16 04/28/2017 06:59:00 -72.82,-113.02 121.34 04/28/2017 06:58:24 -72.81,-112.96 121.34 2.39 36
17 04/28/2017 07:49:39 72.83, 54.34 58.66 04/28/2017 07:49:10 72.83, 54.31 58.67 0.76 29
18 04/28/2017 08:40:22 -72.80,-138.41 121.38 04/28/2017 08:39:54 -72.82,-138.34 121.36 2.73 28
19 04/28/2017 09:31:01 72.81, 28.95 58.62 04/28/2017 09:30:40 72.84, 28.93 58.65 2.72 21
20 04/28/2017 10:21:43 -72.83,-163.69 121.38 04/28/2017 10:21:24 -72.82,-163.73 121.38 1.61 19
21 04/28/2017 11:12:23 72.79, 3.56 58.58 04/28/2017 11:12:09 72.79, 3.65 58.58 2.92 14
22 04/28/2017 12:03:05 -72.81, 170.93 121.42 04/28/2017 12:02:54 -72.83, 170.89 121.40 2.26 11
23 04/28/2017 12:53:44 72.82, -21.72 58.58 04/28/2017 12:53:39 72.79, -21.73 58.56 2.81 5
24 04/28/2017 13:44:27 -72.79, 145.54 121.46 04/28/2017 13:44:23 -72.78, 145.61 121.47 2.46 4
25 04/28/2017 14:35:06 72.80, -47.10 58.54 04/28/2017 14:35:09 72.80, -47.11 58.54 0.45 3
26 04/28/2017 15:25:49 -72.77, 120.16 121.50 04/28/2017 15:25:53 -72.78, 120.23 121.49 3.21 4
27 04/28/2017 16:16:28 72.77, -72.49 58.50 04/28/2017 16:16:39 72.80, -72.50 58.53 3.12 11
28 04/28/2017 17:07:10 -72.79, 94.88 121.50 04/28/2017 17:07:23 -72.79, 94.85 121.50 1.15 13
29 04/28/2017 17:57:50 72.75, -97.87 58.46 04/28/2017 17:58:08 72.76, -97.78 58.45 3.21 18
30 04/28/2017 18:48:32 -72.77, 69.49 121.54 04/28/2017 18:48:53 -72.79, 69.46 121.52 2.53 21
31 04/28/2017 19:39:11 72.78,-123.15 58.46 04/28/2017 19:39:38 72.76,-123.16 58.44 2.33 27
32 04/28/2017 20:29:54 -72.75, 44.11 121.58 04/28/2017 20:30:22 -72.75, 44.18 121.59 2.60 28
33 04/28/2017 21:20:33 72.76,-148.54 58.42 04/28/2017 21:21:08 72.76,-148.54 58.42 0.64 35
34 04/28/2017 22:11:15 -72.78, 18.83 121.58 04/28/2017 22:11:52 -72.75, 18.80 121.61 3.16 37
35 04/28/2017 23:01:55 72.74,-173.92 58.38 04/28/2017 23:02:38 72.77,-173.93 58.40 3.56 43
36 04/28/2017 23:52:37 -72.76, -6.56 121.62 04/28/2017 23:53:22 -72.76, -6.58 121.63 0.77 45
37 04/29/2017 00:43:17 72.72, 160.69 58.34 04/29/2017 00:44:07 72.72, 160.80 58.33 3.54 50
38 04/29/2017 01:33:59 -72.73, -31.95 121.66 04/29/2017 01:34:52 -72.76, -31.97 121.65 2.88 53
39 04/29/2017 02:24:38 72.74, 135.41 58.34 04/29/2017 02:25:37 72.73, 135.41 58.31 1.86 59
40 04/29/2017 03:15:20 -72.71, -57.33 121.70 04/29/2017 03:16:20 -72.71, -57.25 121.72 2.81 60
41 04/29/2017 04:05:59 72.72, 110.03 58.30 04/29/2017 04:07:06 72.73, 110.03 58.30 1.08 67
42 04/29/2017 04:56:41 -72.74, -82.61 121.70 04/29/2017 04:57:50 -72.72, -82.63 121.73 2.67 69
43 04/29/2017 05:47:22 72.65, 84.54 58.21 04/29/2017 05:48:35 72.69, 84.75 58.22 8.14 73
44 04/29/2017 06:38:05 -72.62,-108.20 121.83 04/29/2017 06:39:19 -72.67,-107.91 121.81 11.49 74
45 04/29/2017 07:28:49 72.37, 58.64 57.94 04/29/2017 07:29:59 72.38, 59.98 57.88 45.26 70
46 04/29/2017 08:19:33 -72.29,-134.19 122.15 04/29/2017 08:20:43 -72.37,-132.68 122.15 52.06 70
47 04/29/2017 09:10:17 72.04, 32.66 57.62 04/29/2017 09:11:23 72.08, 35.20 57.53 87.00 66
48 04/29/2017 10:01:00 -72.01,-160.07 122.42 04/29/2017 10:02:06 -72.02,-157.37 122.55 92.78 66

Figure of METOP-A and NPP satellite orbits during SNOs since TLE Epoch: 4/15/2017
SNOs_Map_METOP-A_NPP_20170417.jpg

Download SNOs between METOP-A and NPP since TLE EPOCH: 04/15/2017 in txt file.

Historical Predictions of SNOs between METOP-A and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service