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: 2/18/2025
| 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 | 02/19/2025 | 06:20:07 | -70.18, -98.73 | 98.61 | 02/19/2025 | 06:21:16 | -70.20, -98.81 | 98.60 | 3.63 | 69 |
| 2 | 02/19/2025 | 07:10:52 | 70.08, 68.73 | 81.28 | 02/19/2025 | 07:10:43 | 70.09, 68.69 | 81.29 | 1.98 | 9 |
| 3 | 02/19/2025 | 08:01:29 | -69.76,-123.47 | 99.08 | 02/19/2025 | 08:00:16 | -69.82,-124.06 | 98.99 | 23.70 | 73 |
| 4 | 02/21/2025 | 22:37:04 | -70.19, 17.01 | 99.57 | 02/21/2025 | 22:37:43 | -70.20, 17.08 | 99.57 | 2.60 | 39 |
| 5 | 02/21/2025 | 23:27:48 | 70.05,-175.46 | 80.27 | 02/21/2025 | 23:27:11 | 70.03,-175.51 | 80.27 | 2.37 | 37 |
| 6 | 02/24/2025 | 14:03:24 | 70.60, -35.19 | 79.90 | 02/24/2025 | 14:04:35 | 70.48, -34.26 | 79.72 | 37.30 | 71 |
| 7 | 02/24/2025 | 14:53:58 | -70.11, 132.90 | 100.64 | 02/24/2025 | 14:54:10 | -70.10, 132.82 | 100.65 | 3.21 | 12 |
| 8 | 02/24/2025 | 15:44:43 | 70.03, -59.66 | 79.26 | 02/24/2025 | 15:43:36 | 70.04, -59.61 | 79.28 | 2.47 | 67 |
| 9 | 02/27/2025 | 06:20:12 | 70.18, 81.24 | 78.44 | 02/27/2025 | 06:21:06 | 70.16, 81.18 | 78.42 | 2.71 | 54 |
| 10 | 02/27/2025 | 07:10:54 | -70.10,-111.33 | 101.65 | 02/27/2025 | 07:10:35 | -70.12,-111.26 | 101.64 | 2.87 | 19 |
| 11 | 02/27/2025 | 08:01:23 | 69.17, 57.34 | 77.36 | 02/27/2025 | 08:00:16 | 69.22, 55.17 | 77.51 | 85.91 | 67 |
| 12 | 03/01/2025 | 22:37:07 | 70.13,-162.93 | 77.38 | 03/01/2025 | 22:37:31 | 70.13,-162.97 | 77.37 | 1.58 | 24 |
| 13 | 03/01/2025 | 23:27:49 | -70.06, 4.51 | 102.73 | 03/01/2025 | 23:27:01 | -70.03, 4.52 | 102.74 | 2.63 | 48 |
Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 2/18/2025
Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 02/18/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and LANDSAT-8