Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and METOP-C Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 4/23/2025
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (METOP-C) Time (METOP-C) Lat,Lon (METOP-C) SZA (METOP-C ) Distance(km) Time Diff (sec)
1 05/04/2025 14:08:41 -73.45, 137.77 122.55 05/04/2025 14:09:47 -73.40, 140.78 122.74 95.56 66
2 05/04/2025 14:59:22 73.23, -54.41 57.20 05/04/2025 15:00:31 73.18, -52.36 57.05 66.00 69
3 05/04/2025 15:50:05 -73.15, 113.06 122.90 05/04/2025 15:51:15 -73.07, 114.72 123.07 54.25 70
4 05/04/2025 16:40:46 72.93, -79.14 56.85 05/04/2025 16:41:58 72.90, -78.31 56.77 27.27 72
5 05/04/2025 17:31:29 -72.85, 88.33 123.24 05/04/2025 17:32:42 -72.79, 88.79 123.34 16.53 73
6 05/04/2025 18:22:12 72.73,-104.09 56.61 05/04/2025 18:23:23 72.72,-104.02 56.59 2.32 71
7 05/04/2025 19:12:56 -72.70, 63.27 123.43 05/04/2025 19:14:05 -72.71, 63.28 123.43 0.90 69
8 05/04/2025 20:03:41 72.68,-129.36 56.54 05/04/2025 20:04:45 72.69,-129.42 56.55 2.64 64
9 05/04/2025 20:54:26 -72.71, 37.89 123.44 05/04/2025 20:55:27 -72.68, 37.89 123.48 2.55 61
10 05/04/2025 21:45:11 72.68,-154.74 56.52 05/04/2025 21:46:07 72.67,-154.81 56.50 2.77 56
11 05/04/2025 22:35:56 -72.71, 12.51 123.46 05/04/2025 22:36:48 -72.71, 12.59 123.48 2.70 52
12 05/04/2025 23:26:41 72.68, 179.88 56.50 05/04/2025 23:27:28 72.69, 179.89 56.50 1.05 47
13 05/05/2025 00:17:25 -72.66, -12.76 123.54 05/05/2025 00:18:10 -72.68, -12.80 123.52 2.52 45
14 05/05/2025 01:08:11 72.68, 154.50 56.48 05/05/2025 01:08:50 72.66, 154.50 56.45 2.39 39
15 05/05/2025 01:58:55 -72.66, -38.14 123.55 05/05/2025 01:59:32 -72.65, -38.20 123.57 2.30 37
16 05/05/2025 02:49:41 72.68, 129.12 56.47 05/05/2025 02:50:11 72.68, 129.20 56.46 2.67 30
17 05/05/2025 03:40:25 -72.66, -63.52 123.57 05/05/2025 03:40:53 -72.67, -63.49 123.57 1.43 28
18 05/05/2025 04:31:10 72.64, 103.85 56.39 05/05/2025 04:31:33 72.66, 103.81 56.41 2.66 23
19 05/05/2025 05:21:55 -72.66, -88.90 123.59 05/05/2025 05:22:15 -72.64, -88.89 123.61 2.18 20
20 05/05/2025 06:12:40 72.64, 78.47 56.37 05/05/2025 06:12:55 72.63, 78.41 56.36 2.27 15
21 05/05/2025 07:03:25 -72.67,-114.27 123.61 05/05/2025 07:03:36 -72.67,-114.18 123.61 3.07 11
22 05/05/2025 07:54:10 72.64, 53.09 56.36 05/05/2025 07:54:16 72.65, 53.12 56.36 1.51 6
23 05/05/2025 08:44:54 -72.62,-139.55 123.68 05/05/2025 08:44:58 -72.64,-139.58 123.66 2.67 4
24 05/05/2025 09:35:40 72.64, 27.71 56.34 05/05/2025 09:35:38 72.62, 27.72 56.32 2.10 2
25 05/05/2025 10:26:24 -72.62,-164.93 123.70 05/05/2025 10:26:20 -72.61,-164.97 123.70 1.79 4
26 05/05/2025 11:17:10 72.64, 2.34 56.32 05/05/2025 11:16:59 72.65, 2.43 56.32 3.09 11
27 05/05/2025 12:07:54 -72.62, 169.70 123.72 05/05/2025 12:07:41 -72.63, 169.73 123.70 1.95 13
28 05/05/2025 12:58:39 72.59, -22.94 56.25 05/05/2025 12:58:21 72.62, -22.97 56.27 2.73 18
29 05/05/2025 13:49:24 -72.62, 144.32 123.74 05/05/2025 13:49:03 -72.61, 144.34 123.75 1.94 21
30 05/05/2025 14:40:09 72.60, -48.32 56.23 05/05/2025 14:39:43 72.59, -48.36 56.23 1.76 26
31 05/05/2025 15:30:53 -72.57, 119.04 123.81 05/05/2025 15:30:25 -72.58, 118.94 123.79 3.42 28
32 05/05/2025 16:21:39 72.60, -73.70 56.21 05/05/2025 16:21:04 72.61, -73.66 56.23 1.98 35
33 05/05/2025 17:12:23 -72.58, 93.66 123.83 05/05/2025 17:11:46 -72.60, 93.65 123.79 2.86 37
34 05/05/2025 18:03:09 72.60, -99.07 56.19 05/05/2025 18:02:26 72.58, -99.05 56.18 1.95 43
35 05/05/2025 18:53:53 -72.58, 68.29 123.84 05/05/2025 18:53:08 -72.57, 68.25 123.84 1.27 45
36 05/05/2025 19:44:38 72.55,-124.35 56.12 05/05/2025 19:43:48 72.56,-124.45 56.14 3.40 50
37 05/05/2025 20:35:22 -72.58, 42.91 123.86 05/05/2025 20:34:28 -72.60, 42.96 123.84 2.45 54
38 05/05/2025 21:26:07 72.55,-149.73 56.10 05/05/2025 21:25:08 72.58,-149.74 56.14 2.84 59
39 05/05/2025 22:16:52 -72.58, 17.53 123.88 05/05/2025 22:15:50 -72.57, 17.56 123.88 1.87 62
40 05/05/2025 23:07:37 72.55,-175.11 56.09 05/05/2025 23:06:30 72.55,-175.14 56.09 1.25 67
41 05/05/2025 23:58:21 -72.53, -7.75 123.95 05/05/2025 23:57:12 -72.54, -7.84 123.93 3.05 69
42 05/06/2025 00:49:06 72.51, 159.62 56.01 05/06/2025 00:47:52 72.52, 159.46 56.05 5.43 74
43 05/06/2025 01:39:49 -72.43, -32.92 124.08 05/06/2025 01:38:35 -72.46, -33.33 124.02 14.14 74
44 05/06/2025 02:30:30 72.20, 134.85 55.67 05/06/2025 02:29:19 72.24, 133.56 55.77 43.71 71
45 05/06/2025 03:21:13 -72.13, -57.70 124.43 05/06/2025 03:20:03 -72.13, -59.32 124.34 55.46 70
46 05/06/2025 04:11:54 71.89, 110.06 55.32 05/06/2025 04:10:47 71.90, 107.58 55.45 85.36 67
47 05/06/2025 05:02:37 -71.82, -82.50 124.77 05/06/2025 05:01:30 -71.84, -85.20 124.61 93.72 67

Figure of NOAA-20 and METOP-C satellite orbits during SNOs since TLE Epoch: 4/23/2025
SNOs_Map_NOAA-20_METOP-C_20250423.jpg

Download SNOs between NOAA-20 and METOP-C since TLE EPOCH: 04/23/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and METOP-C