Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-20 and LANDSAT-9 Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 3/27/2025
| Index | Date (NOAA-20) | Time (NOAA-20) | Lat,Lon (NOAA-20) | SZA (NOAA-20 ) | Date (LANDSAT-9) | Time (LANDSAT-9) | Lat,Lon (LANDSAT-9) | SZA (LANDSAT-9 ) | Distance(km) | Time Diff (sec) |
| 1 | 03/28/2025 | 15:42:20 | -70.52, 119.70 | 112.74 | 03/28/2025 | 15:43:30 | -70.44, 120.96 | 112.87 | 47.58 | 70 |
| 2 | 03/28/2025 | 16:32:56 | 69.96, -72.13 | 66.67 | 03/28/2025 | 16:33:04 | 69.95, -72.10 | 66.65 | 2.11 | 8 |
| 3 | 03/28/2025 | 17:23:37 | -69.85, 95.36 | 113.47 | 03/28/2025 | 17:22:34 | -69.84, 95.38 | 113.47 | 1.10 | 63 |
| 4 | 03/31/2025 | 07:59:00 | -70.05,-123.77 | 114.28 | 03/31/2025 | 08:00:03 | -70.04,-123.73 | 114.29 | 1.61 | 63 |
| 5 | 03/31/2025 | 08:49:44 | 69.92, 43.73 | 65.58 | 03/31/2025 | 08:49:30 | 69.93, 43.76 | 65.59 | 2.12 | 14 |
| 6 | 03/31/2025 | 09:40:18 | -69.43,-148.22 | 114.96 | 03/31/2025 | 09:39:07 | -69.44,-149.28 | 114.90 | 41.19 | 71 |
| 7 | 04/03/2025 | 00:15:49 | -70.01, -7.92 | 115.35 | 04/03/2025 | 00:16:29 | -70.01, -7.88 | 115.36 | 1.59 | 40 |
| 8 | 04/03/2025 | 01:06:33 | 69.89, 159.57 | 64.51 | 04/03/2025 | 01:05:56 | 69.90, 159.61 | 64.52 | 1.81 | 37 |
| 9 | 04/05/2025 | 15:42:07 | 70.65, -60.45 | 64.31 | 04/05/2025 | 15:43:16 | 70.51, -58.90 | 64.11 | 59.43 | 69 |
| 10 | 04/05/2025 | 16:32:38 | -69.99, 107.91 | 116.40 | 04/05/2025 | 16:32:54 | -69.97, 107.95 | 116.43 | 3.28 | 16 |
| 11 | 04/05/2025 | 17:23:21 | 69.82, -84.53 | 63.41 | 04/05/2025 | 17:22:21 | 69.85, -84.57 | 63.45 | 3.26 | 60 |
| 12 | 04/08/2025 | 07:58:44 | 70.02, 56.34 | 62.64 | 04/08/2025 | 07:59:48 | 70.00, 56.27 | 62.61 | 3.50 | 64 |
| 13 | 04/08/2025 | 08:49:26 | -69.94,-136.21 | 117.47 | 04/08/2025 | 08:49:17 | -69.95,-136.17 | 117.45 | 2.55 | 9 |
| 14 | 04/08/2025 | 09:40:02 | 69.40, 31.88 | 61.97 | 04/08/2025 | 09:38:51 | 69.45, 30.78 | 62.05 | 43.30 | 71 |
Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 3/27/2025
Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 03/27/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-9