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: 2/21/2025
| 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 | 02/21/2025 | 22:37:03 | -70.16, 17.07 | 99.60 | 02/21/2025 | 22:37:43 | -70.18, 17.05 | 99.59 | 2.16 | 40 |
| 2 | 02/21/2025 | 23:27:48 | 70.06,-175.48 | 80.29 | 02/21/2025 | 23:27:10 | 70.07,-175.46 | 80.30 | 1.30 | 38 |
| 3 | 02/24/2025 | 14:03:25 | 70.61, -35.21 | 79.91 | 02/24/2025 | 14:04:35 | 70.52, -34.20 | 79.76 | 38.83 | 70 |
| 4 | 02/24/2025 | 14:53:59 | -70.13, 132.87 | 100.62 | 02/24/2025 | 14:54:10 | -70.13, 132.88 | 100.62 | 0.85 | 11 |
| 5 | 02/24/2025 | 15:44:44 | 70.04, -59.68 | 79.27 | 02/24/2025 | 15:43:37 | 70.02, -59.63 | 79.27 | 2.15 | 67 |
| 6 | 02/27/2025 | 06:20:13 | 70.18, 81.24 | 78.44 | 02/27/2025 | 06:21:07 | 70.16, 81.17 | 78.42 | 3.38 | 54 |
| 7 | 02/27/2025 | 07:10:55 | -70.11,-111.34 | 101.65 | 02/27/2025 | 07:10:36 | -70.11,-111.27 | 101.65 | 2.37 | 19 |
| 8 | 02/27/2025 | 08:01:24 | 69.17, 57.34 | 77.36 | 02/27/2025 | 08:00:17 | 69.22, 55.16 | 77.51 | 86.06 | 67 |
| 9 | 03/01/2025 | 22:37:07 | 70.13,-162.92 | 77.37 | 03/01/2025 | 22:37:31 | 70.14,-162.96 | 77.38 | 2.44 | 24 |
| 10 | 03/01/2025 | 23:27:49 | -70.05, 4.52 | 102.73 | 03/01/2025 | 23:27:01 | -70.04, 4.52 | 102.74 | 1.63 | 48 |
| 11 | 03/04/2025 | 14:03:18 | -70.21, 145.41 | 103.57 | 03/04/2025 | 14:04:29 | -70.20, 145.37 | 103.59 | 1.80 | 71 |
| 12 | 03/04/2025 | 14:54:02 | 70.09, -47.09 | 76.29 | 03/04/2025 | 14:53:56 | 70.08, -47.15 | 76.29 | 2.32 | 6 |
| 13 | 03/04/2025 | 15:44:41 | -69.85, 120.59 | 103.98 | 03/04/2025 | 15:43:28 | -69.87, 120.18 | 103.93 | 15.77 | 73 |
Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 2/21/2025
Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 02/21/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and LANDSAT-8