Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-21 and NOAA-19 Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 1/24/2025
| Index | Date (NOAA-21) | Time (NOAA-21) | Lat,Lon (NOAA-21) | SZA (NOAA-21 ) | Date (NOAA-19) | Time (NOAA-19) | Lat,Lon (NOAA-19) | SZA (NOAA-19 ) | Distance(km) | Time Diff (sec) |
| 1 | 02/06/2025 | 23:08:17 | 71.10,-172.17 | 86.51 | 02/06/2025 | 23:07:10 | 71.09,-174.79 | 86.66 | 94.30 | 67 |
| 2 | 02/06/2025 | 23:59:15 | -71.86, -6.20 | 92.69 | 02/06/2025 | 23:58:00 | -71.84, -6.17 | 92.70 | 2.68 | 75 |
| 3 | 02/07/2025 | 00:50:01 | 71.85, 161.13 | 87.29 | 02/07/2025 | 00:48:52 | 71.85, 161.14 | 87.31 | 0.19 | 69 |
| 4 | 02/07/2025 | 01:40:45 | -71.88, -31.60 | 92.69 | 02/07/2025 | 01:39:56 | -71.88, -31.57 | 92.68 | 1.06 | 49 |
| 5 | 02/07/2025 | 02:31:31 | 71.87, 135.73 | 87.29 | 02/07/2025 | 02:30:48 | 71.89, 135.74 | 87.33 | 3.10 | 43 |
| 6 | 02/07/2025 | 03:22:15 | -71.89, -57.01 | 92.70 | 02/07/2025 | 03:21:53 | -71.87, -57.07 | 92.71 | 3.26 | 22 |
| 7 | 02/07/2025 | 04:13:01 | 71.88, 110.32 | 87.29 | 02/07/2025 | 04:12:45 | 71.89, 110.24 | 87.30 | 2.84 | 16 |
| 8 | 02/07/2025 | 05:03:45 | -71.91, -82.42 | 92.70 | 02/07/2025 | 05:03:49 | -71.92, -82.47 | 92.69 | 2.01 | 4 |
| 9 | 02/07/2025 | 05:54:32 | 71.95, 84.82 | 87.34 | 02/07/2025 | 05:54:41 | 71.93, 84.84 | 87.31 | 2.58 | 9 |
| 10 | 02/07/2025 | 06:45:16 | -71.98,-107.92 | 92.65 | 02/07/2025 | 06:45:45 | -71.96,-107.87 | 92.68 | 2.87 | 29 |
| 11 | 02/07/2025 | 07:36:02 | 71.97, 59.41 | 87.34 | 02/07/2025 | 07:36:37 | 71.98, 59.44 | 87.33 | 1.15 | 35 |
| 12 | 02/07/2025 | 08:26:46 | -72.00,-133.33 | 92.65 | 02/07/2025 | 08:27:41 | -72.00,-133.27 | 92.66 | 1.93 | 55 |
| 13 | 02/07/2025 | 09:17:32 | 71.99, 34.00 | 87.33 | 02/07/2025 | 09:18:34 | 71.97, 33.94 | 87.30 | 3.08 | 62 |
| 14 | 02/07/2025 | 10:08:21 | -72.27,-159.22 | 92.37 | 02/07/2025 | 10:09:33 | -72.25,-158.27 | 92.46 | 32.59 | 72 |
| 15 | 02/07/2025 | 10:59:12 | 72.52, 7.60 | 87.89 | 02/07/2025 | 11:00:21 | 72.47, 9.46 | 87.73 | 62.82 | 69 |
Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 1/24/2025
Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 01/24/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and NOAA-19