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: 2/20/2025
| 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 | 02/21/2025 | 23:26:08 | -70.63, 3.56 | 99.09 | 02/21/2025 | 23:27:17 | -70.48, 5.14 | 99.32 | 60.64 | 69 |
| 2 | 02/22/2025 | 00:16:41 | 69.93, 171.97 | 80.16 | 02/22/2025 | 00:16:52 | 69.94, 172.00 | 80.16 | 1.92 | 11 |
| 3 | 02/22/2025 | 01:07:22 | -69.80, -20.52 | 100.00 | 02/22/2025 | 01:06:22 | -69.83, -20.52 | 99.96 | 3.22 | 60 |
| 4 | 02/24/2025 | 15:42:50 | -70.03, 120.29 | 100.72 | 02/24/2025 | 15:43:52 | -70.02, 120.36 | 100.74 | 2.56 | 62 |
| 5 | 02/24/2025 | 16:33:34 | 69.90, -72.21 | 79.14 | 02/24/2025 | 16:33:19 | 69.92, -72.15 | 79.15 | 2.86 | 15 |
| 6 | 02/24/2025 | 17:24:07 | -69.35, 95.92 | 101.46 | 02/24/2025 | 17:22:56 | -69.42, 94.81 | 101.33 | 44.14 | 71 |
| 7 | 02/27/2025 | 07:59:42 | -69.96,-123.82 | 101.80 | 02/27/2025 | 08:00:19 | -69.95,-123.85 | 101.82 | 1.58 | 37 |
| 8 | 02/27/2025 | 08:50:26 | 69.83, 43.67 | 78.06 | 02/27/2025 | 08:49:46 | 69.84, 43.63 | 78.07 | 1.62 | 40 |
| 9 | 03/01/2025 | 23:25:59 | 70.35,-175.97 | 77.61 | 03/01/2025 | 23:27:10 | 70.26,-175.15 | 77.47 | 32.19 | 71 |
| 10 | 03/02/2025 | 00:16:34 | -69.90, -7.96 | 102.88 | 03/02/2025 | 00:16:44 | -69.93, -7.98 | 102.85 | 3.20 | 10 |
| 11 | 03/02/2025 | 01:07:19 | 69.83, 159.46 | 77.04 | 03/02/2025 | 01:06:11 | 69.82, 159.50 | 77.03 | 2.39 | 68 |
| 12 | 03/04/2025 | 15:42:44 | 69.99, -59.63 | 76.20 | 03/04/2025 | 15:43:38 | 69.97, -59.67 | 76.17 | 3.19 | 54 |
| 13 | 03/04/2025 | 16:33:25 | -69.86, 107.88 | 103.95 | 03/04/2025 | 16:33:08 | -69.86, 107.82 | 103.95 | 2.46 | 17 |
| 14 | 03/04/2025 | 17:23:55 | 68.99, -83.56 | 75.12 | 03/04/2025 | 17:22:48 | 69.02, -85.65 | 75.25 | 83.48 | 67 |
Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 2/20/2025
Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 02/20/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-9