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: 5/25/2025
| 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 | 05/26/2025 | 07:09:11 | -70.10,-111.35 | 131.15 | 05/26/2025 | 07:10:16 | -70.08,-111.37 | 131.19 | 3.25 | 65 |
| 2 | 05/26/2025 | 07:59:55 | 70.01, 56.11 | 48.74 | 05/26/2025 | 07:59:43 | 69.98, 56.14 | 48.72 | 3.14 | 12 |
| 3 | 05/26/2025 | 08:50:30 | -69.53,-135.86 | 131.76 | 05/26/2025 | 08:49:18 | -69.58,-136.77 | 131.68 | 35.65 | 72 |
| 4 | 05/28/2025 | 23:26:06 | -70.07, 4.48 | 131.63 | 05/28/2025 | 23:26:43 | -70.07, 4.50 | 131.63 | 1.04 | 37 |
| 5 | 05/29/2025 | 00:16:50 | 69.97, 171.93 | 48.27 | 05/29/2025 | 00:16:10 | 69.97, 172.01 | 48.27 | 2.76 | 40 |
| 6 | 05/31/2025 | 14:52:27 | 70.51, -47.77 | 48.46 | 05/31/2025 | 14:53:37 | 70.38, -46.80 | 48.29 | 38.83 | 70 |
| 7 | 05/31/2025 | 15:43:02 | -70.03, 120.30 | 132.05 | 05/31/2025 | 15:43:11 | -70.05, 120.35 | 132.04 | 2.49 | 9 |
| 8 | 05/31/2025 | 16:33:45 | 69.88, -72.17 | 47.79 | 05/31/2025 | 16:32:39 | 69.89, -72.23 | 47.81 | 2.40 | 66 |
| 9 | 06/03/2025 | 07:09:16 | 70.11, 68.62 | 47.70 | 06/03/2025 | 07:10:09 | 70.12, 68.70 | 47.69 | 2.70 | 53 |
| 10 | 06/03/2025 | 07:59:58 | -70.00,-123.88 | 132.43 | 06/03/2025 | 07:59:39 | -70.00,-123.83 | 132.42 | 2.21 | 19 |
| 11 | 06/03/2025 | 08:50:27 | 69.11, 44.72 | 46.65 | 06/03/2025 | 08:49:19 | 69.18, 42.70 | 46.78 | 80.37 | 68 |
| 12 | 06/05/2025 | 23:26:11 | 70.03,-175.49 | 47.32 | 06/05/2025 | 23:26:37 | 70.06,-175.51 | 47.34 | 2.40 | 26 |
| 13 | 06/06/2025 | 00:16:53 | -69.92, -7.99 | 132.81 | 06/06/2025 | 00:16:07 | -69.95, -8.03 | 132.77 | 3.27 | 46 |
| 14 | 06/08/2025 | 14:52:24 | -70.21, 132.71 | 132.75 | 06/08/2025 | 14:53:35 | -70.20, 132.94 | 132.77 | 8.68 | 71 |
| 15 | 06/08/2025 | 15:43:06 | 70.01, -59.68 | 47.05 | 06/08/2025 | 15:43:03 | 70.03, -59.66 | 47.07 | 2.43 | 3 |
| 16 | 06/08/2025 | 16:33:47 | -69.84, 107.89 | 133.13 | 06/08/2025 | 16:32:34 | -69.87, 107.75 | 133.09 | 6.11 | 73 |
Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 5/25/2025
Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 05/25/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-9