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: 1/21/2025
| 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 | 01/23/2025 | 15:42:55 | -69.98, 120.35 | 90.72 | 01/23/2025 | 15:43:58 | -69.99, 120.33 | 90.72 | 1.69 | 63 |
| 2 | 01/23/2025 | 16:33:39 | 69.88, -72.19 | 89.17 | 01/23/2025 | 16:33:25 | 69.88, -72.18 | 89.18 | 0.76 | 14 |
| 3 | 01/23/2025 | 17:24:13 | -69.35, 95.90 | 91.40 | 01/23/2025 | 17:23:02 | -69.39, 94.78 | 91.31 | 44.09 | 71 |
| 4 | 01/26/2025 | 07:59:49 | -69.92,-123.79 | 91.44 | 01/26/2025 | 08:00:25 | -69.94,-123.85 | 91.42 | 3.19 | 36 |
| 5 | 01/26/2025 | 08:50:33 | 69.82, 43.66 | 88.46 | 01/26/2025 | 08:49:52 | 69.83, 43.64 | 88.47 | 1.28 | 41 |
| 6 | 01/28/2025 | 23:26:08 | 70.30,-175.93 | 88.29 | 01/28/2025 | 23:27:18 | 70.22,-175.20 | 88.16 | 28.98 | 70 |
| 7 | 01/29/2025 | 00:16:44 | -69.88, -7.96 | 92.18 | 01/29/2025 | 00:16:52 | -69.89, -8.03 | 92.16 | 3.08 | 8 |
| 8 | 01/29/2025 | 01:07:28 | 69.78, 159.49 | 87.72 | 01/29/2025 | 01:06:19 | 69.77, 159.45 | 87.72 | 1.60 | 69 |
| 9 | 01/31/2025 | 15:42:57 | 69.96, -59.63 | 87.19 | 01/31/2025 | 15:43:48 | 69.94, -59.70 | 87.17 | 3.00 | 51 |
| 10 | 01/31/2025 | 16:33:39 | -69.85, 107.85 | 92.94 | 01/31/2025 | 16:33:18 | -69.84, 107.79 | 92.95 | 2.50 | 21 |
| 11 | 01/31/2025 | 17:24:06 | 68.84, -83.41 | 86.00 | 01/31/2025 | 17:23:00 | 68.89, -85.82 | 86.16 | 96.67 | 66 |
| 12 | 02/03/2025 | 07:09:25 | -70.93,-112.71 | 92.55 | 02/03/2025 | 07:10:31 | -70.83,-110.14 | 92.76 | 94.30 | 66 |
| 13 | 02/03/2025 | 07:59:52 | 69.94, 56.16 | 86.40 | 02/03/2025 | 08:00:12 | 69.94, 56.21 | 86.40 | 1.67 | 20 |
| 14 | 02/03/2025 | 08:50:34 | -69.83,-136.36 | 93.73 | 02/03/2025 | 08:49:42 | -69.84,-136.30 | 93.72 | 2.22 | 52 |
Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 1/21/2025
Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 01/21/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-9