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: 3/1/2025
| 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 | 03/01/2025 | 22:37:08 | 70.19,-163.02 | 77.44 | 03/01/2025 | 22:37:37 | 70.18,-162.94 | 77.41 | 3.19 | 29 |
| 2 | 03/01/2025 | 23:27:49 | -70.07, 4.49 | 102.71 | 03/01/2025 | 23:27:07 | -70.07, 4.53 | 102.71 | 1.88 | 42 |
| 3 | 03/04/2025 | 14:03:25 | -70.62, 144.77 | 103.14 | 03/04/2025 | 14:04:36 | -70.46, 145.71 | 103.34 | 38.67 | 71 |
| 4 | 03/04/2025 | 14:54:02 | 70.12, -47.14 | 76.33 | 03/04/2025 | 14:54:07 | 70.14, -47.13 | 76.34 | 2.07 | 5 |
| 5 | 03/04/2025 | 15:44:44 | -70.05, 120.29 | 103.77 | 03/04/2025 | 15:43:37 | -70.03, 120.36 | 103.78 | 3.01 | 67 |
| 6 | 03/07/2025 | 06:20:12 | -70.19, -98.79 | 104.63 | 03/07/2025 | 06:21:09 | -70.21, -98.79 | 104.63 | 1.80 | 57 |
| 7 | 03/07/2025 | 07:10:55 | 70.07, 68.71 | 75.23 | 03/07/2025 | 07:10:35 | 70.09, 68.69 | 75.26 | 3.19 | 20 |
| 8 | 03/07/2025 | 08:01:25 | -69.35,-122.92 | 105.54 | 03/07/2025 | 08:00:16 | -69.39,-124.65 | 105.43 | 67.81 | 69 |
| 9 | 03/09/2025 | 22:37:05 | -70.15, 17.05 | 105.73 | 03/09/2025 | 22:37:36 | -70.16, 17.03 | 105.72 | 1.70 | 31 |
| 10 | 03/09/2025 | 23:27:49 | 70.03,-175.46 | 74.14 | 03/09/2025 | 23:27:03 | 70.04,-175.49 | 74.16 | 1.95 | 46 |
| 11 | 03/12/2025 | 14:03:20 | 70.38, -34.85 | 73.47 | 03/12/2025 | 14:04:31 | 70.32, -34.49 | 73.39 | 14.97 | 71 |
| 12 | 03/12/2025 | 14:53:59 | -70.12, 132.86 | 106.81 | 03/12/2025 | 14:54:03 | -70.11, 132.84 | 106.83 | 1.47 | 4 |
| 13 | 03/12/2025 | 15:44:43 | 70.01, -59.67 | 73.06 | 03/12/2025 | 15:43:30 | 69.99, -59.68 | 73.05 | 2.55 | 73 |
Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 3/1/2025
Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 03/01/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and LANDSAT-8