Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-21 and LANDSAT-8 Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 5/10/2025
| Index | Date (NOAA-21) | Time (NOAA-21) | Lat,Lon (NOAA-21) | SZA (NOAA-21 ) | Date (LANDSAT-8) | Time (LANDSAT-8) | Lat,Lon (LANDSAT-8) | SZA (LANDSAT-8 ) | Distance(km) | Time Diff (sec) |
| 1 | 05/10/2025 | 06:19:43 | -70.17, -98.72 | 127.61 | 05/10/2025 | 06:20:41 | -70.16, -98.78 | 127.63 | 2.77 | 58 |
| 2 | 05/10/2025 | 07:10:27 | 70.06, 68.77 | 52.26 | 05/10/2025 | 07:10:08 | 70.06, 68.72 | 52.27 | 1.90 | 19 |
| 3 | 05/10/2025 | 08:00:57 | -69.33,-122.84 | 128.50 | 05/10/2025 | 07:59:48 | -69.40,-124.56 | 128.39 | 67.68 | 69 |
| 4 | 05/12/2025 | 22:36:41 | -70.16, 17.06 | 128.30 | 05/12/2025 | 22:37:11 | -70.18, 17.12 | 128.29 | 2.81 | 30 |
| 5 | 05/12/2025 | 23:27:25 | 70.04,-175.45 | 51.57 | 05/12/2025 | 23:26:39 | 70.02,-175.46 | 51.55 | 2.71 | 46 |
| 6 | 05/15/2025 | 14:02:59 | 70.35, -34.79 | 51.26 | 05/15/2025 | 14:04:11 | 70.28, -34.48 | 51.18 | 14.11 | 72 |
| 7 | 05/15/2025 | 14:53:38 | -70.10, 132.91 | 129.01 | 05/15/2025 | 14:53:42 | -70.11, 132.91 | 128.99 | 1.53 | 4 |
| 8 | 05/15/2025 | 15:44:22 | 69.98, -59.60 | 50.87 | 05/15/2025 | 15:43:09 | 70.01, -59.59 | 50.90 | 2.95 | 73 |
| 9 | 05/18/2025 | 06:19:54 | 70.19, 81.21 | 50.50 | 05/18/2025 | 06:20:42 | 70.19, 81.28 | 50.49 | 2.33 | 48 |
| 10 | 05/18/2025 | 07:10:35 | -70.05,-111.25 | 129.66 | 05/18/2025 | 07:10:13 | -70.03,-111.32 | 129.68 | 3.16 | 22 |
| 11 | 05/20/2025 | 21:46:23 | -71.15, 28.10 | 129.06 | 05/20/2025 | 21:47:29 | -71.07, 30.84 | 129.21 | 98.95 | 66 |
| 12 | 05/20/2025 | 22:36:50 | 70.14,-162.95 | 49.88 | 05/20/2025 | 22:37:11 | 70.14,-162.91 | 49.88 | 1.50 | 21 |
| 13 | 05/20/2025 | 23:27:32 | -70.05, 4.50 | 130.22 | 05/20/2025 | 23:26:41 | -70.04, 4.57 | 130.23 | 3.23 | 51 |
| 14 | 05/23/2025 | 14:03:02 | -70.17, 145.46 | 130.61 | 05/23/2025 | 14:04:14 | -70.18, 145.39 | 130.60 | 3.10 | 72 |
| 15 | 05/23/2025 | 14:53:47 | 70.10, -47.13 | 49.32 | 05/23/2025 | 14:53:41 | 70.07, -47.13 | 49.29 | 3.41 | 6 |
| 16 | 05/23/2025 | 15:44:26 | -69.85, 120.56 | 130.95 | 05/23/2025 | 15:43:12 | -69.91, 120.28 | 130.88 | 12.46 | 74 |
Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 5/10/2025
Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 05/10/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and LANDSAT-8