Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-20 and NOAA-19 Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 3/31/2025
Index | Date (NOAA-20) | Time (NOAA-20) | Lat,Lon (NOAA-20) | SZA (NOAA-20 ) | Date (NOAA-19) | Time (NOAA-19) | Lat,Lon (NOAA-19) | SZA (NOAA-19 ) | Distance(km) | Time Diff (sec) |
1 | 04/03/2025 | 18:52:31 | -70.76, 71.78 | 114.86 | 04/03/2025 | 18:51:22 | -70.76, 69.75 | 114.76 | 74.34 | 69 |
2 | 04/03/2025 | 19:43:28 | 71.32,-121.86 | 65.72 | 04/03/2025 | 19:42:14 | 71.29,-122.07 | 65.72 | 7.96 | 74 |
3 | 04/03/2025 | 20:34:12 | -71.35, 45.41 | 114.27 | 04/03/2025 | 20:33:07 | -71.36, 45.32 | 114.24 | 3.39 | 65 |
4 | 04/03/2025 | 21:24:59 | 71.39,-147.35 | 65.76 | 04/03/2025 | 21:24:09 | 71.38,-147.40 | 65.77 | 1.93 | 50 |
5 | 04/03/2025 | 22:15:43 | -71.41, 19.92 | 114.23 | 04/03/2025 | 22:15:03 | -71.39, 19.89 | 114.24 | 2.68 | 40 |
6 | 04/03/2025 | 23:06:29 | 71.40,-172.75 | 65.75 | 04/03/2025 | 23:06:05 | 71.41,-172.82 | 65.77 | 3.04 | 24 |
7 | 04/03/2025 | 23:57:13 | -71.42, -5.47 | 114.24 | 04/03/2025 | 23:56:59 | -71.42, -5.53 | 114.24 | 1.94 | 14 |
8 | 04/04/2025 | 00:48:00 | 71.46, 161.76 | 65.79 | 04/04/2025 | 00:48:01 | 71.45, 161.75 | 65.77 | 2.14 | 1 |
9 | 04/04/2025 | 01:38:43 | -71.44, -30.87 | 114.25 | 04/04/2025 | 01:38:55 | -71.46, -30.95 | 114.23 | 3.53 | 12 |
10 | 04/04/2025 | 02:29:30 | 71.48, 136.37 | 65.78 | 04/04/2025 | 02:29:57 | 71.48, 136.33 | 65.78 | 1.30 | 27 |
11 | 04/04/2025 | 03:20:13 | -71.50, -56.36 | 114.21 | 04/04/2025 | 03:20:50 | -71.49, -56.38 | 114.23 | 1.53 | 37 |
12 | 04/04/2025 | 04:10:59 | 71.49, 110.97 | 65.77 | 04/04/2025 | 04:11:52 | 71.51, 110.91 | 65.78 | 3.26 | 53 |
13 | 04/04/2025 | 05:01:43 | -71.51, -81.76 | 114.23 | 04/04/2025 | 05:02:46 | -71.52, -81.80 | 114.23 | 1.71 | 63 |
14 | 04/04/2025 | 05:52:33 | 71.71, 85.20 | 65.97 | 04/04/2025 | 05:53:46 | 71.65, 85.68 | 65.88 | 18.13 | 73 |
15 | 04/04/2025 | 06:43:23 | -72.04,-108.10 | 113.69 | 04/04/2025 | 06:44:33 | -72.01,-106.35 | 113.80 | 60.37 | 70 |
Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 3/31/2025
Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 03/31/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and NOAA-19