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: 8/25/2025
| 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 | 08/26/2025 | 06:44:50 | -70.43,-105.62 | 119.89 | 08/26/2025 | 06:46:01 | -70.34,-104.69 | 120.03 | 35.98 | 71 |
| 2 | 08/26/2025 | 07:35:27 | 69.95, 62.44 | 59.62 | 08/26/2025 | 07:35:33 | 69.96, 62.42 | 59.63 | 1.87 | 6 |
| 3 | 08/26/2025 | 08:26:09 | -69.86,-130.11 | 120.47 | 08/26/2025 | 08:25:03 | -69.85,-130.11 | 120.47 | 1.31 | 66 |
| 4 | 08/28/2025 | 23:01:37 | -70.04, 10.77 | 119.36 | 08/28/2025 | 23:02:35 | -70.03, 10.75 | 119.38 | 1.45 | 58 |
| 5 | 08/28/2025 | 23:52:21 | 69.94, 178.24 | 60.54 | 08/28/2025 | 23:52:02 | 69.93, 178.25 | 60.53 | 0.81 | 19 |
| 6 | 08/29/2025 | 00:42:51 | -69.21, -13.38 | 120.21 | 08/29/2025 | 00:41:42 | -69.27, -15.01 | 120.10 | 64.89 | 69 |
| 7 | 08/31/2025 | 15:18:31 | -70.03, 126.57 | 118.42 | 08/31/2025 | 15:19:03 | -70.04, 126.65 | 118.42 | 3.08 | 32 |
| 8 | 08/31/2025 | 16:09:14 | 69.87, -65.88 | 61.43 | 08/31/2025 | 16:08:31 | 69.88, -65.94 | 61.44 | 2.00 | 43 |
| 9 | 09/03/2025 | 06:44:48 | 70.39, 74.47 | 62.91 | 09/03/2025 | 06:45:59 | 70.24, 75.19 | 62.74 | 31.53 | 71 |
| 10 | 09/03/2025 | 07:35:24 | -69.97,-117.56 | 117.52 | 09/03/2025 | 07:35:32 | -69.97,-117.56 | 117.52 | 0.42 | 8 |
| 11 | 09/03/2025 | 08:26:08 | 69.87, 49.90 | 62.40 | 09/03/2025 | 08:24:59 | 69.86, 49.93 | 62.39 | 1.39 | 69 |
| 12 | 09/05/2025 | 23:01:34 | 70.02,-169.17 | 63.51 | 09/05/2025 | 23:02:29 | 70.04,-169.20 | 63.53 | 2.95 | 55 |
| 13 | 09/05/2025 | 23:52:17 | -69.96, -1.77 | 116.54 | 09/05/2025 | 23:51:59 | -69.94, -1.72 | 116.56 | 3.20 | 18 |
| 14 | 09/06/2025 | 00:42:46 | 69.07, 166.83 | 62.56 | 09/06/2025 | 00:41:39 | 69.11, 164.81 | 62.65 | 80.51 | 67 |
| 15 | 09/08/2025 | 15:18:28 | 70.02, -53.40 | 64.51 | 09/08/2025 | 15:18:57 | 69.99, -53.38 | 64.48 | 3.48 | 29 |
| 16 | 09/08/2025 | 16:09:10 | -69.91, 114.09 | 115.60 | 09/08/2025 | 16:08:27 | -69.89, 114.11 | 115.61 | 2.14 | 43 |
Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 8/25/2025
Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 08/25/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-8