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: 1/14/2025
| 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 | 01/15/2025 | 14:03:39 | -70.49, 145.00 | 88.50 | 01/15/2025 | 14:04:51 | -70.40, 145.62 | 88.62 | 25.39 | 72 |
| 2 | 01/15/2025 | 14:54:18 | 70.11, -47.10 | 91.10 | 01/15/2025 | 14:54:21 | 70.13, -47.11 | 91.12 | 2.91 | 3 |
| 3 | 01/15/2025 | 15:45:00 | -70.03, 120.34 | 89.00 | 01/15/2025 | 15:43:51 | -70.02, 120.36 | 89.00 | 1.41 | 69 |
| 4 | 01/18/2025 | 06:20:22 | -70.21, -98.77 | 89.31 | 01/18/2025 | 06:21:23 | -70.19, -98.80 | 89.35 | 2.73 | 61 |
| 5 | 01/18/2025 | 07:11:05 | 70.09, 68.72 | 90.56 | 01/18/2025 | 07:10:49 | 70.08, 68.70 | 90.55 | 1.27 | 16 |
| 6 | 01/18/2025 | 08:01:37 | -69.48,-123.06 | 90.09 | 01/18/2025 | 08:00:27 | -69.53,-124.43 | 89.98 | 53.58 | 70 |
| 7 | 01/20/2025 | 22:37:08 | -70.15, 17.12 | 89.94 | 01/20/2025 | 22:37:50 | -70.16, 17.05 | 89.94 | 2.99 | 42 |
| 8 | 01/20/2025 | 23:27:53 | 70.08,-175.48 | 89.99 | 01/20/2025 | 23:27:17 | 70.05,-175.46 | 89.96 | 3.36 | 36 |
| 9 | 01/23/2025 | 14:03:29 | 71.02, -35.80 | 90.38 | 01/23/2025 | 14:04:36 | 70.87, -33.64 | 90.14 | 79.97 | 67 |
| 10 | 01/23/2025 | 14:53:56 | -70.15, 132.91 | 90.55 | 01/23/2025 | 14:54:17 | -70.16, 132.93 | 90.55 | 1.33 | 21 |
| 11 | 01/23/2025 | 15:44:40 | 70.03, -59.60 | 89.32 | 01/23/2025 | 15:43:44 | 70.05, -59.58 | 89.34 | 2.06 | 56 |
| 12 | 01/26/2025 | 06:20:03 | 70.29, 81.17 | 88.96 | 01/26/2025 | 06:21:13 | 70.29, 81.37 | 88.93 | 7.56 | 70 |
| 13 | 01/26/2025 | 07:10:43 | -70.11,-111.23 | 91.25 | 01/26/2025 | 07:10:44 | -70.13,-111.23 | 91.24 | 2.06 | 1 |
| 14 | 01/26/2025 | 08:01:25 | 69.88, 56.42 | 88.51 | 01/26/2025 | 08:00:13 | 69.90, 56.10 | 88.55 | 12.26 | 72 |
Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 1/14/2025
Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 01/14/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and LANDSAT-8