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: 4/19/2023
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 -73.66, -15.12 120.36 04/28/2023 00:34:09 -73.68, -17.99 120.21 89.76 67
2 04/28/2023 01:26:00 73.44, 151.72 59.44 04/28/2023 01:24:50 73.44, 149.86 59.52 59.04 70
3 04/28/2023 02:16:44 -73.34, -41.20 120.68 04/28/2023 02:15:33 -73.39, -42.70 120.55 48.36 71
4 04/28/2023 03:07:27 73.17, 125.77 59.16 04/28/2023 03:06:14 73.15, 125.13 59.18 20.74 73
5 04/28/2023 03:58:11 -73.06, -67.13 120.95 04/28/2023 03:56:57 -73.10, -67.44 120.89 10.51 74
6 04/28/2023 04:48:52 72.99, 100.06 58.98 04/28/2023 04:47:41 73.01, 100.06 59.01 1.59 71
7 04/28/2023 05:39:34 -72.99, -92.63 121.04 04/28/2023 05:38:25 -73.01, -92.61 121.01 2.06 69
8 04/28/2023 06:30:13 73.02, 74.77 58.98 04/28/2023 06:29:11 73.02, 74.67 59.00 3.45 62
9 04/28/2023 07:20:55 -73.02,-117.91 121.04 04/28/2023 07:19:55 -73.02,-118.01 121.02 3.12 60
10 04/28/2023 08:11:35 73.00, 49.38 58.94 04/28/2023 08:10:40 72.98, 49.38 58.93 2.32 55
11 04/28/2023 09:02:17 -72.99,-143.30 121.08 04/28/2023 09:01:24 -72.97,-143.30 121.09 1.93 53
12 04/28/2023 09:52:57 72.97, 24.00 58.90 04/28/2023 09:52:10 72.99, 23.99 58.92 1.40 47
13 04/28/2023 10:43:39 -72.97,-168.69 121.12 04/28/2023 10:42:54 -72.98,-168.69 121.10 1.73 45
14 04/28/2023 11:34:19 72.95, -1.39 58.85 04/28/2023 11:33:39 72.95, -1.30 58.85 3.09 40
15 04/28/2023 12:25:01 -72.95, 165.92 121.17 04/28/2023 12:24:23 -72.94, 166.02 121.17 3.31 38
16 04/28/2023 13:15:40 72.98, -26.68 58.86 04/28/2023 13:15:09 72.96, -26.70 58.84 2.58 31
17 04/28/2023 14:06:22 -72.97, 140.64 121.16 04/28/2023 14:05:53 -72.95, 140.63 121.18 2.20 29
18 04/28/2023 14:57:01 72.96, -52.07 58.81 04/28/2023 14:56:38 72.97, -52.09 58.83 1.45 23
19 04/28/2023 15:47:43 -72.95, 115.25 121.21 04/28/2023 15:47:22 -72.96, 115.23 121.19 1.59 21
20 04/28/2023 16:38:23 72.93, -77.45 58.77 04/28/2023 16:38:07 72.93, -77.38 58.76 2.59 16
21 04/28/2023 17:29:05 -72.93, 89.86 121.25 04/28/2023 17:28:51 -72.92, 89.94 121.26 2.78 14
22 04/28/2023 18:19:44 72.96,-102.74 58.77 04/28/2023 18:19:37 72.93,-102.77 58.75 2.93 7
23 04/28/2023 19:10:26 -72.95, 64.58 121.25 04/28/2023 19:10:21 -72.93, 64.55 121.27 2.57 5
24 04/28/2023 20:01:06 72.94,-128.13 58.73 04/28/2023 20:01:07 72.94,-128.17 58.74 1.73 1
25 04/28/2023 20:51:48 -72.93, 39.19 121.29 04/28/2023 20:51:51 -72.94, 39.15 121.28 1.69 3
26 04/28/2023 21:42:28 72.91,-153.52 58.68 04/28/2023 21:42:36 72.90,-153.46 58.67 2.12 8
27 04/28/2023 22:33:10 -72.91, 13.80 121.34 04/28/2023 22:33:20 -72.90, 13.87 121.35 2.28 10
28 04/28/2023 23:23:50 72.89,-178.90 58.64 04/28/2023 23:24:06 72.91,-178.85 58.66 3.31 16
29 04/29/2023 00:14:31 -72.93, -11.48 121.33 04/29/2023 00:14:50 -72.91, -11.53 121.36 3.00 19
30 04/29/2023 01:05:11 72.92, 155.81 58.64 04/29/2023 01:05:36 72.92, 155.75 58.65 2.13 25
31 04/29/2023 01:55:53 -72.91, -36.87 121.38 04/29/2023 01:56:20 -72.92, -36.92 121.37 1.99 27
32 04/29/2023 02:46:33 72.89, 130.42 58.60 04/29/2023 02:47:05 72.88, 130.46 58.58 1.71 32
33 04/29/2023 03:37:15 -72.89, -62.26 121.42 04/29/2023 03:37:49 -72.88, -62.21 121.44 1.82 34
34 04/29/2023 04:27:55 72.87, 105.03 58.56 04/29/2023 04:28:35 72.89, 105.07 58.57 2.93 40
35 04/29/2023 05:18:37 -72.86, -87.65 121.46 04/29/2023 05:19:19 -72.89, -87.61 121.45 3.16 42
36 04/29/2023 06:09:16 72.90, 79.75 58.56 04/29/2023 06:10:05 72.90, 79.67 58.56 2.62 49
37 04/29/2023 06:59:58 -72.89,-112.93 121.46 04/29/2023 07:00:49 -72.90,-113.00 121.46 2.42 51
38 04/29/2023 07:50:38 72.87, 54.36 58.52 04/29/2023 07:51:34 72.86, 54.39 58.50 1.39 56
39 04/29/2023 08:41:20 -72.87,-138.32 121.50 04/29/2023 08:42:18 -72.86,-138.29 121.52 1.46 58
40 04/29/2023 09:32:00 72.85, 28.97 58.47 04/29/2023 09:33:04 72.87, 28.99 58.48 2.65 64
41 04/29/2023 10:22:42 -72.84,-163.71 121.55 04/29/2023 10:23:48 -72.87,-163.69 121.54 2.79 66
42 04/29/2023 11:13:21 72.88, 3.69 58.48 04/29/2023 11:14:34 72.88, 3.60 58.47 3.14 73
43 04/29/2023 12:04:04 -72.82, 170.90 121.59 04/29/2023 12:05:17 -72.83, 171.03 121.60 4.17 73
44 04/29/2023 12:54:48 72.60, -22.22 58.20 04/29/2023 12:55:59 72.64, -21.27 58.19 31.88 71
45 04/29/2023 13:45:31 -72.54, 144.99 121.86 04/29/2023 13:46:42 -72.58, 146.15 121.88 38.85 71
46 04/29/2023 14:36:15 72.32, -48.12 57.93 04/29/2023 14:37:23 72.34, -46.05 57.85 69.74 68
47 04/29/2023 15:26:59 -72.21, 119.00 122.18 04/29/2023 15:28:06 -72.29, 121.36 122.22 80.45 67

Figure of METOP-B and NPP satellite orbits during SNOs since TLE Epoch: 4/19/2023
SNOs_Map_METOP-B_NPP_20230419.jpg

Download SNOs between METOP-B and NPP since TLE EPOCH: 04/19/2023 in txt file.

Historial Predications of SNOs between METOP-B and NPP