Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-20 and METOP-B Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/31/2025
Index | Date (NOAA-20) | Time (NOAA-20) | Lat,Lon (NOAA-20) | SZA (NOAA-20 ) | Date (METOP-B) | Time (METOP-B) | Lat,Lon (METOP-B) | SZA (METOP-B ) | Distance(km) | Time Diff (sec) |
1 | 09/10/2025 | 07:56:05 | 75.16, 46.82 | 70.71 | 09/10/2025 | 07:57:10 | 75.08, 50.24 | 70.43 | 98.03 | 65 |
2 | 09/10/2025 | 08:46:47 | -75.04,-145.51 | 109.42 | 09/10/2025 | 08:47:54 | -74.99,-142.70 | 109.64 | 81.09 | 67 |
3 | 09/10/2025 | 09:37:28 | 74.83, 22.39 | 70.36 | 09/10/2025 | 09:38:38 | 74.77, 24.05 | 70.19 | 48.91 | 70 |
4 | 09/10/2025 | 10:28:10 | -74.71,-169.96 | 109.77 | 09/10/2025 | 10:29:22 | -74.68,-168.87 | 109.88 | 32.11 | 72 |
5 | 09/10/2025 | 11:18:52 | 74.55, -2.22 | 70.07 | 09/10/2025 | 11:20:05 | 74.51, -1.98 | 70.00 | 8.09 | 73 |
6 | 09/10/2025 | 12:09:35 | -74.48, 165.30 | 110.01 | 09/10/2025 | 12:10:48 | -74.47, 165.23 | 110.03 | 2.11 | 73 |
7 | 09/10/2025 | 13:00:21 | 74.51, -27.48 | 70.04 | 09/10/2025 | 13:01:27 | 74.49, -27.37 | 70.01 | 3.62 | 66 |
8 | 09/10/2025 | 13:51:05 | -74.48, 139.90 | 109.98 | 09/10/2025 | 13:52:09 | -74.50, 139.97 | 109.98 | 2.70 | 64 |
9 | 09/10/2025 | 14:41:50 | 74.47, -52.74 | 70.02 | 09/10/2025 | 14:42:49 | 74.48, -52.76 | 70.02 | 1.01 | 59 |
10 | 09/10/2025 | 15:32:35 | -74.49, 114.51 | 109.94 | 09/10/2025 | 15:33:31 | -74.48, 114.58 | 109.97 | 2.37 | 56 |
11 | 09/10/2025 | 16:23:20 | 74.48, -78.14 | 70.06 | 09/10/2025 | 16:24:11 | 74.46, -78.15 | 70.03 | 1.93 | 51 |
12 | 09/10/2025 | 17:14:03 | -74.45, 89.24 | 109.96 | 09/10/2025 | 17:14:52 | -74.46, 89.20 | 109.96 | 2.21 | 49 |
13 | 09/10/2025 | 18:04:49 | 74.48,-103.53 | 70.09 | 09/10/2025 | 18:05:31 | 74.49,-103.41 | 70.08 | 3.71 | 42 |
14 | 09/10/2025 | 18:55:33 | -74.46, 63.85 | 109.93 | 09/10/2025 | 18:56:14 | -74.45, 63.81 | 109.94 | 1.69 | 41 |
15 | 09/10/2025 | 19:46:18 | 74.44,-128.79 | 70.07 | 09/10/2025 | 19:46:53 | 74.47,-128.79 | 70.09 | 3.35 | 35 |
16 | 09/10/2025 | 20:37:03 | -74.46, 38.46 | 109.89 | 09/10/2025 | 20:37:35 | -74.48, 38.55 | 109.89 | 3.07 | 32 |
17 | 09/10/2025 | 21:27:48 | 74.45,-154.19 | 70.11 | 09/10/2025 | 21:28:15 | 74.45,-154.18 | 70.11 | 0.57 | 27 |
18 | 09/10/2025 | 22:18:33 | -74.47, 13.07 | 109.86 | 09/10/2025 | 22:18:57 | -74.46, 13.16 | 109.88 | 3.07 | 24 |
19 | 09/10/2025 | 23:09:18 | 74.46,-179.58 | 70.14 | 09/10/2025 | 23:09:37 | 74.43,-179.57 | 70.12 | 2.29 | 19 |
20 | 09/11/2025 | 00:00:02 | -74.43, -12.20 | 109.88 | 09/11/2025 | 00:00:19 | -74.44, -12.23 | 109.87 | 1.62 | 17 |
21 | 09/11/2025 | 00:50:47 | 74.41, 155.15 | 70.12 | 09/11/2025 | 00:50:59 | 74.42, 155.04 | 70.13 | 3.32 | 12 |
22 | 09/11/2025 | 01:41:32 | -74.44, -37.59 | 109.84 | 09/11/2025 | 01:41:41 | -74.42, -37.61 | 109.86 | 1.51 | 9 |
23 | 09/11/2025 | 02:32:17 | 74.42, 129.76 | 70.16 | 09/11/2025 | 02:32:20 | 74.45, 129.78 | 70.18 | 3.05 | 3 |
24 | 09/11/2025 | 03:23:02 | -74.44, -62.98 | 109.81 | 09/11/2025 | 03:23:02 | -74.46, -62.87 | 109.80 | 3.54 | 0 |
25 | 09/11/2025 | 04:13:47 | 74.43, 104.37 | 70.19 | 09/11/2025 | 04:13:42 | 74.43, 104.39 | 70.19 | 0.82 | 5 |
26 | 09/11/2025 | 05:04:32 | -74.45, -88.38 | 109.78 | 09/11/2025 | 05:04:24 | -74.44, -88.26 | 109.79 | 3.78 | 8 |
27 | 09/11/2025 | 05:55:17 | 74.44, 78.97 | 70.23 | 09/11/2025 | 05:55:04 | 74.41, 79.01 | 70.20 | 2.82 | 13 |
28 | 09/11/2025 | 06:46:01 | -74.41,-113.64 | 109.80 | 09/11/2025 | 06:45:46 | -74.42,-113.65 | 109.78 | 1.13 | 15 |
29 | 09/11/2025 | 07:36:46 | 74.39, 53.71 | 70.21 | 09/11/2025 | 07:36:26 | 74.39, 53.62 | 70.21 | 2.66 | 20 |
30 | 09/11/2025 | 08:27:31 | -74.42,-139.04 | 109.76 | 09/11/2025 | 08:27:08 | -74.40,-139.03 | 109.77 | 1.67 | 23 |
31 | 09/11/2025 | 09:18:16 | 74.40, 28.32 | 70.24 | 09/11/2025 | 09:17:47 | 74.42, 28.36 | 70.27 | 2.89 | 29 |
32 | 09/11/2025 | 10:09:00 | -74.38,-164.30 | 109.78 | 09/11/2025 | 10:08:30 | -74.38,-164.42 | 109.76 | 3.69 | 30 |
33 | 09/11/2025 | 10:59:46 | 74.41, 2.92 | 70.27 | 09/11/2025 | 10:59:09 | 74.41, 2.97 | 70.28 | 1.46 | 37 |
34 | 09/11/2025 | 11:50:30 | -74.38, 170.31 | 109.75 | 09/11/2025 | 11:49:51 | -74.41, 170.32 | 109.71 | 3.62 | 39 |
35 | 09/11/2025 | 12:41:15 | 74.37, -22.34 | 70.25 | 09/11/2025 | 12:40:31 | 74.39, -22.42 | 70.29 | 3.22 | 44 |
36 | 09/11/2025 | 13:32:00 | -74.39, 144.91 | 109.71 | 09/11/2025 | 13:31:13 | -74.40, 144.93 | 109.70 | 0.97 | 47 |
37 | 09/11/2025 | 14:22:45 | 74.37, -47.74 | 70.29 | 09/11/2025 | 14:21:53 | 74.37, -47.80 | 70.30 | 2.06 | 52 |
38 | 09/11/2025 | 15:13:30 | -74.40, 119.52 | 109.68 | 09/11/2025 | 15:12:35 | -74.38, 119.54 | 109.68 | 2.11 | 55 |
39 | 09/11/2025 | 16:04:15 | 74.38, -73.13 | 70.32 | 09/11/2025 | 16:03:14 | 74.40, -73.07 | 70.35 | 2.90 | 61 |
40 | 09/11/2025 | 16:54:59 | -74.36, 94.25 | 109.70 | 09/11/2025 | 16:53:57 | -74.36, 94.16 | 109.67 | 2.95 | 62 |
41 | 09/11/2025 | 17:45:45 | 74.39, -98.52 | 70.36 | 09/11/2025 | 17:44:36 | 74.38, -98.45 | 70.36 | 2.20 | 69 |
42 | 09/11/2025 | 18:36:29 | -74.36, 68.86 | 109.66 | 09/11/2025 | 18:35:18 | -74.39, 68.89 | 109.62 | 3.43 | 71 |
43 | 09/11/2025 | 19:27:13 | 74.30,-123.66 | 70.28 | 09/11/2025 | 19:25:59 | 74.32,-123.96 | 70.33 | 9.26 | 74 |
44 | 09/11/2025 | 20:17:56 | -74.22, 43.84 | 109.79 | 09/11/2025 | 20:16:43 | -74.23, 43.14 | 109.73 | 21.32 | 73 |
45 | 09/11/2025 | 21:08:37 | 74.01,-148.31 | 69.99 | 09/11/2025 | 21:07:27 | 74.00,-150.08 | 70.10 | 54.15 | 70 |
46 | 09/11/2025 | 21:59:20 | -73.94, 19.18 | 110.08 | 09/11/2025 | 21:58:11 | -73.91, 17.03 | 109.97 | 66.24 | 69 |
Figure of NOAA-20 and METOP-B satellite orbits during SNOs since TLE Epoch: 8/31/2025
Download SNOs between NOAA-20 and METOP-B since TLE EPOCH: 08/31/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and METOP-B