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: 8/12/2025
| 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 | 08/12/2025 | 23:01:41 | -70.05, 10.72 | 124.63 | 08/12/2025 | 23:02:34 | -70.07, 10.78 | 124.63 | 2.98 | 53 |
| 2 | 08/12/2025 | 23:52:25 | 69.92, 178.22 | 55.25 | 08/12/2025 | 23:52:02 | 69.91, 178.21 | 55.24 | 1.45 | 23 |
| 3 | 08/13/2025 | 00:42:52 | -69.05, -13.20 | 125.66 | 08/13/2025 | 00:41:44 | -69.14, -15.20 | 125.49 | 79.92 | 68 |
| 4 | 08/15/2025 | 15:18:35 | -70.01, 126.56 | 123.85 | 08/15/2025 | 15:19:05 | -70.01, 126.58 | 123.86 | 0.70 | 30 |
| 5 | 08/15/2025 | 16:09:19 | 69.88, -65.95 | 56.03 | 08/15/2025 | 16:08:32 | 69.90, -65.92 | 56.05 | 2.15 | 47 |
| 6 | 08/18/2025 | 06:44:52 | 70.32, 74.53 | 57.32 | 08/18/2025 | 06:46:03 | 70.20, 75.11 | 57.17 | 25.30 | 71 |
| 7 | 08/18/2025 | 07:35:29 | -69.97,-117.60 | 123.04 | 08/18/2025 | 07:35:35 | -69.98,-117.57 | 123.03 | 2.06 | 6 |
| 8 | 08/18/2025 | 08:26:13 | 69.85, 49.88 | 56.85 | 08/18/2025 | 08:25:02 | 69.88, 49.92 | 56.88 | 3.06 | 71 |
| 9 | 08/20/2025 | 23:01:41 | 70.03,-169.24 | 57.89 | 08/20/2025 | 23:02:35 | 70.05,-169.23 | 57.89 | 1.75 | 54 |
| 10 | 08/20/2025 | 23:52:23 | -69.94, -1.78 | 122.20 | 08/20/2025 | 23:52:05 | -69.94, -1.75 | 122.20 | 1.30 | 18 |
| 11 | 08/21/2025 | 00:42:53 | 69.08, 166.77 | 56.92 | 08/21/2025 | 00:41:45 | 69.11, 164.78 | 57.02 | 79.13 | 68 |
| 12 | 08/23/2025 | 15:18:34 | 70.01, -53.43 | 58.76 | 08/23/2025 | 15:19:04 | 69.98, -53.44 | 58.73 | 2.90 | 30 |
| 13 | 08/23/2025 | 16:09:16 | -69.91, 114.04 | 121.34 | 08/23/2025 | 16:08:34 | -69.88, 114.05 | 121.36 | 3.15 | 42 |
| 14 | 08/26/2025 | 06:44:51 | -70.46,-105.66 | 119.87 | 08/26/2025 | 06:46:01 | -70.34,-104.68 | 120.02 | 38.59 | 70 |
| 15 | 08/26/2025 | 07:35:27 | 69.94, 62.46 | 59.60 | 08/26/2025 | 07:35:33 | 69.95, 62.41 | 59.62 | 2.70 | 6 |
| 16 | 08/26/2025 | 08:26:09 | -69.83,-130.07 | 120.50 | 08/26/2025 | 08:25:03 | -69.85,-130.10 | 120.47 | 2.70 | 66 |
Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 8/12/2025
Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 08/12/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-8