Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-20 and LANDSAT-8 Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/2/2025
| Index | Date (NOAA-20) | Time (NOAA-20) | Lat,Lon (NOAA-20) | SZA (NOAA-20 ) | Date (LANDSAT-8) | Time (LANDSAT-8) | Lat,Lon (LANDSAT-8) | SZA (LANDSAT-8 ) | Distance(km) | Time Diff (sec) |
| 1 | 08/02/2025 | 06:44:49 | 70.04, 74.94 | 52.36 | 08/02/2025 | 06:45:58 | 70.06, 74.91 | 52.37 | 2.63 | 69 |
| 2 | 08/02/2025 | 07:35:31 | -69.97,-117.63 | 127.71 | 08/02/2025 | 07:35:28 | -69.95,-117.61 | 127.73 | 2.38 | 3 |
| 3 | 08/02/2025 | 08:26:11 | 69.62, 50.19 | 51.94 | 08/02/2025 | 08:24:58 | 69.68, 49.66 | 52.03 | 21.58 | 73 |
| 4 | 08/04/2025 | 23:01:43 | 70.03,-169.28 | 53.06 | 08/04/2025 | 23:02:29 | 70.02,-169.27 | 53.04 | 1.68 | 46 |
| 5 | 08/04/2025 | 23:52:24 | -69.91, -1.76 | 127.07 | 08/04/2025 | 23:51:59 | -69.91, -1.79 | 127.06 | 1.04 | 25 |
| 6 | 08/07/2025 | 15:18:37 | 69.98, -53.42 | 53.74 | 08/07/2025 | 15:19:01 | 69.96, -53.48 | 53.72 | 3.02 | 24 |
| 7 | 08/07/2025 | 16:09:19 | -69.90, 114.02 | 126.33 | 08/07/2025 | 16:08:30 | -69.91, 114.09 | 126.32 | 2.93 | 49 |
| 8 | 08/10/2025 | 06:44:51 | -70.26,-105.39 | 125.21 | 08/10/2025 | 06:46:03 | -70.16,-104.96 | 125.33 | 19.70 | 72 |
| 9 | 08/10/2025 | 07:35:31 | 69.93, 62.43 | 54.46 | 08/10/2025 | 07:35:32 | 69.94, 62.38 | 54.47 | 2.31 | 1 |
| 10 | 08/10/2025 | 08:26:13 | -69.85,-130.13 | 125.62 | 08/10/2025 | 08:25:02 | -69.84,-130.13 | 125.62 | 0.80 | 71 |
| 11 | 08/12/2025 | 23:01:41 | -70.00, 10.79 | 124.68 | 08/12/2025 | 23:02:36 | -70.02, 10.72 | 124.67 | 3.19 | 55 |
| 12 | 08/12/2025 | 23:52:25 | 69.89, 178.27 | 55.21 | 08/12/2025 | 23:52:03 | 69.91, 178.21 | 55.23 | 3.26 | 22 |
| 13 | 08/13/2025 | 00:42:53 | -69.06, -13.21 | 125.65 | 08/13/2025 | 00:41:45 | -69.15, -15.19 | 125.48 | 78.89 | 68 |
| 14 | 08/15/2025 | 15:18:35 | -70.01, 126.55 | 123.85 | 08/15/2025 | 15:19:05 | -70.03, 126.61 | 123.84 | 2.93 | 30 |
| 15 | 08/15/2025 | 16:09:19 | 69.90, -65.97 | 56.05 | 08/15/2025 | 16:08:32 | 69.91, -65.91 | 56.06 | 2.80 | 47 |
Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 8/2/2025
Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 08/02/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-8