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: 10/25/2025
| 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 | 10/26/2025 | 15:18:21 | 70.08, -53.36 | 82.64 | 10/26/2025 | 15:19:15 | 70.09, -53.33 | 82.65 | 1.98 | 54 |
| 2 | 10/26/2025 | 16:09:03 | -69.99, 114.08 | 97.44 | 10/26/2025 | 16:08:45 | -69.98, 114.15 | 97.45 | 3.24 | 18 |
| 3 | 10/26/2025 | 16:59:33 | 69.12, -77.33 | 81.71 | 10/26/2025 | 16:58:25 | 69.16, -79.31 | 81.74 | 78.53 | 68 |
| 4 | 10/29/2025 | 07:35:22 | 70.03, 62.46 | 83.49 | 10/29/2025 | 07:35:47 | 70.00, 62.43 | 83.46 | 3.16 | 25 |
| 5 | 10/29/2025 | 08:26:03 | -69.89,-130.02 | 96.64 | 10/29/2025 | 08:25:17 | -69.90,-130.09 | 96.64 | 2.87 | 46 |
| 6 | 10/31/2025 | 23:01:38 | -70.12, 10.76 | 95.57 | 10/31/2025 | 23:02:49 | -70.10, 10.80 | 95.59 | 2.36 | 71 |
| 7 | 10/31/2025 | 23:52:22 | 69.99, 178.27 | 84.32 | 10/31/2025 | 23:52:16 | 69.99, 178.29 | 84.32 | 0.76 | 6 |
| 8 | 11/01/2025 | 00:43:01 | -69.75, -14.05 | 95.92 | 11/01/2025 | 00:41:48 | -69.78, -14.38 | 95.89 | 13.06 | 73 |
| 9 | 11/03/2025 | 15:18:38 | -70.04, 126.64 | 94.81 | 11/03/2025 | 15:19:19 | -70.06, 126.62 | 94.78 | 2.93 | 41 |
| 10 | 11/03/2025 | 16:09:23 | 69.96, -65.93 | 85.13 | 11/03/2025 | 16:08:46 | 69.95, -65.89 | 85.12 | 2.01 | 37 |
| 11 | 11/06/2025 | 06:45:04 | 70.47, 74.40 | 86.44 | 11/06/2025 | 06:46:14 | 70.36, 75.31 | 86.33 | 36.00 | 70 |
| 12 | 11/06/2025 | 07:35:39 | -70.02,-117.58 | 94.01 | 11/06/2025 | 07:35:49 | -69.99,-117.60 | 94.04 | 3.12 | 10 |
| 13 | 11/06/2025 | 08:26:23 | 69.89, 49.93 | 85.87 | 11/06/2025 | 08:25:16 | 69.87, 49.88 | 85.86 | 2.31 | 67 |
Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 10/25/2025
Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 10/25/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-8