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: 2/24/2025
| 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 | 02/24/2025 | 15:42:50 | -70.00, 120.33 | 100.75 | 02/24/2025 | 15:43:53 | -70.00, 120.32 | 100.76 | 0.27 | 63 |
| 2 | 02/24/2025 | 16:33:34 | 69.87, -72.16 | 79.10 | 02/24/2025 | 16:33:20 | 69.90, -72.18 | 79.13 | 3.20 | 14 |
| 3 | 02/24/2025 | 17:24:08 | -69.37, 95.88 | 101.43 | 02/24/2025 | 17:22:57 | -69.40, 94.78 | 101.35 | 43.23 | 71 |
| 4 | 02/27/2025 | 07:59:42 | -69.98,-123.86 | 101.77 | 02/27/2025 | 08:00:18 | -69.99,-123.80 | 101.78 | 2.48 | 36 |
| 5 | 02/27/2025 | 08:50:26 | 69.85, 43.64 | 78.08 | 02/27/2025 | 08:49:46 | 69.83, 43.62 | 78.06 | 2.75 | 40 |
| 6 | 03/01/2025 | 23:25:59 | 70.37,-175.99 | 77.63 | 03/01/2025 | 23:27:10 | 70.26,-175.15 | 77.48 | 33.54 | 71 |
| 7 | 03/02/2025 | 00:16:34 | -69.92, -7.99 | 102.86 | 03/02/2025 | 00:16:44 | -69.93, -7.99 | 102.85 | 0.92 | 10 |
| 8 | 03/02/2025 | 01:07:18 | 69.79, 159.51 | 77.00 | 03/02/2025 | 01:06:11 | 69.82, 159.50 | 77.04 | 3.17 | 67 |
| 9 | 03/04/2025 | 15:42:45 | 70.00, -59.65 | 76.21 | 03/04/2025 | 15:43:39 | 69.99, -59.64 | 76.19 | 1.40 | 54 |
| 10 | 03/04/2025 | 16:33:26 | -69.88, 107.86 | 103.94 | 03/04/2025 | 16:33:09 | -69.88, 107.84 | 103.93 | 0.97 | 17 |
| 11 | 03/04/2025 | 17:23:56 | 69.00, -83.58 | 75.13 | 03/04/2025 | 17:22:49 | 69.05, -85.63 | 75.28 | 81.95 | 67 |
| 12 | 03/07/2025 | 07:59:37 | 69.97, 56.19 | 75.13 | 03/07/2025 | 08:00:03 | 69.94, 56.20 | 75.10 | 2.71 | 26 |
| 13 | 03/07/2025 | 08:50:18 | -69.84,-136.30 | 105.02 | 03/07/2025 | 08:49:33 | -69.84,-136.32 | 105.02 | 0.84 | 45 |
| 14 | 03/09/2025 | 23:25:45 | -70.12, 4.43 | 105.75 | 03/09/2025 | 23:26:57 | -70.08, 4.65 | 105.82 | 9.74 | 72 |
| 15 | 03/10/2025 | 00:16:27 | 69.89, 172.08 | 74.00 | 03/10/2025 | 00:16:25 | 69.91, 172.05 | 74.01 | 1.90 | 2 |
| 16 | 03/10/2025 | 01:07:08 | -69.76, -20.41 | 106.15 | 03/10/2025 | 01:05:55 | -69.80, -20.47 | 106.11 | 4.50 | 73 |
Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 2/24/2025
Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 02/24/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-9