Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-20 and LANDSAT-9 Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 3/12/2025
| Index | Date (NOAA-20) | Time (NOAA-20) | Lat,Lon (NOAA-20) | SZA (NOAA-20 ) | Date (LANDSAT-9) | Time (LANDSAT-9) | Lat,Lon (LANDSAT-9) | SZA (LANDSAT-9 ) | Distance(km) | Time Diff (sec) |
| 1 | 03/12/2025 | 15:42:36 | -70.09, 120.27 | 106.85 | 03/12/2025 | 15:43:47 | -70.07, 120.41 | 106.89 | 5.67 | 71 |
| 2 | 03/12/2025 | 16:33:19 | 69.89, -72.13 | 72.94 | 03/12/2025 | 16:33:15 | 69.91, -72.17 | 72.96 | 2.34 | 4 |
| 3 | 03/12/2025 | 17:23:59 | -69.73, 95.44 | 107.25 | 03/12/2025 | 17:22:46 | -69.74, 95.23 | 107.22 | 8.06 | 73 |
| 4 | 03/15/2025 | 07:59:26 | -69.98,-123.78 | 108.02 | 03/15/2025 | 08:00:15 | -70.00,-123.80 | 108.01 | 3.06 | 49 |
| 5 | 03/15/2025 | 08:50:11 | 69.89, 43.65 | 71.88 | 03/15/2025 | 08:49:42 | 69.90, 43.70 | 71.88 | 1.91 | 29 |
| 6 | 03/17/2025 | 23:25:52 | 70.89,-176.77 | 71.90 | 03/17/2025 | 23:26:58 | 70.83,-174.33 | 71.74 | 89.38 | 66 |
| 7 | 03/18/2025 | 00:16:17 | -69.93, -7.93 | 109.14 | 03/18/2025 | 00:16:42 | -69.95, -7.98 | 109.12 | 3.10 | 25 |
| 8 | 03/18/2025 | 01:07:02 | 69.85, 159.50 | 70.77 | 03/18/2025 | 01:06:09 | 69.84, 159.51 | 70.77 | 0.91 | 53 |
| 9 | 03/20/2025 | 15:42:26 | 70.02, -59.59 | 69.91 | 03/20/2025 | 15:43:37 | 70.02, -59.63 | 69.90 | 1.41 | 71 |
| 10 | 03/20/2025 | 16:33:07 | -69.90, 107.91 | 110.24 | 03/20/2025 | 16:33:07 | -69.91, 107.85 | 110.23 | 2.89 | 0 |
| 11 | 03/20/2025 | 17:23:48 | 69.60, -84.35 | 69.44 | 03/20/2025 | 17:22:36 | 69.69, -84.81 | 69.55 | 20.04 | 72 |
| 12 | 03/23/2025 | 07:59:17 | 70.00, 56.23 | 68.82 | 03/23/2025 | 08:00:02 | 69.99, 56.22 | 68.80 | 1.14 | 45 |
| 13 | 03/23/2025 | 08:49:58 | -69.87,-136.26 | 111.33 | 03/23/2025 | 08:49:32 | -69.88,-136.29 | 111.32 | 1.83 | 26 |
| 14 | 03/25/2025 | 23:25:39 | -70.89, 3.29 | 111.29 | 03/25/2025 | 23:26:46 | -70.79, 5.66 | 111.48 | 87.02 | 67 |
| 15 | 03/26/2025 | 00:16:08 | 69.98, 172.04 | 67.75 | 03/26/2025 | 00:16:26 | 69.96, 172.09 | 67.72 | 2.84 | 18 |
| 16 | 03/26/2025 | 01:06:49 | -69.85, -20.44 | 112.41 | 03/26/2025 | 01:05:56 | -69.86, -20.42 | 112.40 | 1.10 | 53 |
Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 3/12/2025
Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 03/12/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-9