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: 4/25/2023
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 04/28/2023 00:35:16 -73.65, -15.14 120.36 04/28/2023 00:34:09 -73.69, -18.03 120.19 90.56 67
2 04/28/2023 01:26:00 73.44, 151.72 59.44 04/28/2023 01:24:50 73.45, 149.83 59.54 59.70 70
3 04/28/2023 02:16:43 -73.38, -41.10 120.64 04/28/2023 02:15:32 -73.36, -42.63 120.59 48.79 71
4 04/28/2023 03:07:27 73.17, 125.77 59.16 04/28/2023 03:06:14 73.16, 125.11 59.20 21.30 73
5 04/28/2023 03:58:11 -73.06, -67.15 120.96 04/28/2023 03:56:56 -73.06, -67.37 120.92 7.06 75
6 04/28/2023 04:48:52 72.99, 100.05 58.98 04/28/2023 04:47:41 73.02, 100.04 59.02 2.82 71
7 04/28/2023 05:39:34 -72.98, -92.65 121.05 04/28/2023 05:38:24 -72.97, -92.55 121.05 3.44 70
8 04/28/2023 06:30:14 72.97, 74.66 58.94 04/28/2023 06:29:10 72.98, 74.75 58.95 3.03 64
9 04/28/2023 07:20:55 -73.01,-117.93 121.04 04/28/2023 07:19:54 -72.98,-117.94 121.06 2.94 61
10 04/28/2023 08:11:35 73.00, 49.38 58.94 04/28/2023 08:10:40 72.99, 49.36 58.94 1.40 55
11 04/28/2023 09:02:17 -72.99,-143.32 121.09 04/28/2023 09:01:24 -72.99,-143.34 121.07 0.90 53
12 04/28/2023 09:52:57 72.98, 23.99 58.90 04/28/2023 09:52:10 73.00, 23.96 58.93 2.68 47
13 04/28/2023 10:43:39 -72.96,-168.71 121.13 04/28/2023 10:42:53 -72.95,-168.62 121.14 3.01 46
14 04/28/2023 11:34:19 72.95, -1.40 58.85 04/28/2023 11:33:39 72.96, -1.32 58.86 2.40 40
15 04/28/2023 12:25:00 -72.99, 166.01 121.13 04/28/2023 12:24:23 -72.96, 165.98 121.15 3.40 37
16 04/28/2023 13:15:40 72.98, -26.68 58.86 04/28/2023 13:15:09 72.97, -26.72 58.85 1.98 31
17 04/28/2023 14:06:22 -72.97, 140.62 121.17 04/28/2023 14:05:53 -72.97, 140.59 121.16 1.21 29
18 04/28/2023 14:57:02 72.96, -52.07 58.81 04/28/2023 14:56:39 72.98, -52.11 58.84 2.72 23
19 04/28/2023 15:47:44 -72.94, 115.23 121.21 04/28/2023 15:47:22 -72.93, 115.30 121.23 2.68 22
20 04/28/2023 16:38:24 72.93, -77.46 58.77 04/28/2023 16:38:08 72.94, -77.40 58.77 1.77 16
21 04/28/2023 17:29:06 -72.92, 89.85 121.26 04/28/2023 17:28:52 -72.94, 89.91 121.24 2.80 14
22 04/28/2023 18:19:45 72.96,-102.74 58.77 04/28/2023 18:19:38 72.95,-102.80 58.76 2.58 7
23 04/28/2023 19:10:27 -72.95, 64.56 121.25 04/28/2023 19:10:22 -72.95, 64.51 121.25 1.74 5
24 04/28/2023 20:01:07 72.94,-128.13 58.73 04/28/2023 20:01:08 72.95,-128.19 58.75 2.91 1
25 04/28/2023 20:51:49 -72.93, 39.18 121.30 04/28/2023 20:51:51 -72.91, 39.22 121.32 2.47 2
26 04/28/2023 21:42:29 72.91,-153.52 58.69 04/28/2023 21:42:37 72.91,-153.48 58.68 1.17 8
27 04/28/2023 22:33:11 -72.90, 13.79 121.34 04/28/2023 22:33:21 -72.92, 13.83 121.33 2.17 10
28 04/28/2023 23:23:50 72.94,-178.80 58.69 04/28/2023 23:24:07 72.92,-178.87 58.67 3.19 17
29 04/29/2023 00:14:32 -72.93, -11.49 121.34 04/29/2023 00:14:51 -72.93, -11.57 121.34 2.35 19
30 04/29/2023 01:05:12 72.92, 155.81 58.65 04/29/2023 01:05:37 72.93, 155.73 58.66 3.23 25
31 04/29/2023 01:55:54 -72.91, -36.88 121.38 04/29/2023 01:56:20 -72.89, -36.85 121.41 2.43 26
32 04/29/2023 02:46:34 72.89, 130.42 58.60 04/29/2023 02:47:06 72.89, 130.44 58.59 0.61 32
33 04/29/2023 03:37:16 -72.88, -62.27 121.42 04/29/2023 03:37:50 -72.90, -62.25 121.42 1.59 34
34 04/29/2023 04:27:56 72.87, 105.04 58.56 04/29/2023 04:28:36 72.90, 105.05 58.58 3.49 40
35 04/29/2023 05:18:37 -72.91, -87.55 121.42 04/29/2023 05:19:20 -72.91, -87.64 121.43 2.99 43
36 04/29/2023 06:09:17 72.90, 79.75 58.56 04/29/2023 06:10:06 72.91, 79.65 58.57 3.64 49
37 04/29/2023 06:59:59 -72.89,-112.94 121.46 04/29/2023 07:00:49 -72.87,-112.93 121.49 2.54 50
38 04/29/2023 07:50:39 72.88, 54.36 58.52 04/29/2023 07:51:35 72.87, 54.36 58.51 0.43 56
39 04/29/2023 08:41:21 -72.86,-138.33 121.51 04/29/2023 08:42:19 -72.88,-138.33 121.51 1.14 58
40 04/29/2023 09:32:01 72.85, 28.98 58.48 04/29/2023 09:33:05 72.88, 28.97 58.49 3.27 64
41 04/29/2023 10:22:42 -72.84,-163.72 121.55 04/29/2023 10:23:47 -72.83,-163.62 121.57 3.49 65
42 04/29/2023 11:13:22 72.83, 3.59 58.43 04/29/2023 11:14:33 72.84, 3.68 58.43 3.32 71
43 04/29/2023 12:04:04 -72.82, 170.89 121.59 04/29/2023 12:05:17 -72.84, 170.99 121.58 4.26 73
44 04/29/2023 12:54:48 72.60, -22.22 58.21 04/29/2023 12:55:59 72.65, -21.29 58.20 31.12 71
45 04/29/2023 13:45:31 -72.54, 144.99 121.86 04/29/2023 13:46:42 -72.60, 146.12 121.87 38.22 71
46 04/29/2023 14:36:15 72.32, -48.11 57.93 04/29/2023 14:37:23 72.35, -46.07 57.86 68.90 68
47 04/29/2023 15:26:58 -72.26, 119.10 122.14 04/29/2023 15:28:06 -72.31, 121.33 122.20 75.75 68

Figure of METOP-B and NPP satellite orbits during SNOs since TLE Epoch: 4/25/2023
SNOs_Map_METOP-B_NPP_20230425.jpg

Download SNOs between METOP-B and NPP since TLE EPOCH: 04/25/2023 in txt file.

Historial Predications of SNOs between METOP-B and NPP