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: 1/27/2025
| 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 | 23:08:18 | 71.10,-172.16 | 86.51 | 02/06/2025 | 23:07:11 | 71.08,-174.80 | 86.65 | 95.11 | 67 |
| 2 | 02/06/2025 | 23:59:16 | -71.85, -6.19 | 92.70 | 02/06/2025 | 23:58:01 | -71.83, -6.19 | 92.70 | 2.87 | 75 |
| 3 | 02/07/2025 | 00:50:02 | 71.84, 161.14 | 87.28 | 02/07/2025 | 00:48:53 | 71.84, 161.12 | 87.30 | 0.76 | 69 |
| 4 | 02/07/2025 | 01:40:46 | -71.87, -31.60 | 92.70 | 02/07/2025 | 01:39:57 | -71.87, -31.59 | 92.69 | 0.20 | 49 |
| 5 | 02/07/2025 | 02:31:32 | 71.86, 135.74 | 87.28 | 02/07/2025 | 02:30:49 | 71.89, 135.72 | 87.32 | 3.26 | 43 |
| 6 | 02/07/2025 | 03:22:16 | -71.89, -57.00 | 92.70 | 02/07/2025 | 03:21:53 | -71.92, -56.99 | 92.67 | 3.05 | 23 |
| 7 | 02/07/2025 | 04:13:03 | 71.93, 110.23 | 87.33 | 02/07/2025 | 04:12:45 | 71.93, 110.32 | 87.34 | 3.13 | 18 |
| 8 | 02/07/2025 | 05:03:46 | -71.91, -82.41 | 92.71 | 02/07/2025 | 05:03:50 | -71.91, -82.49 | 92.70 | 2.81 | 4 |
| 9 | 02/07/2025 | 05:54:33 | 71.95, 84.83 | 87.33 | 02/07/2025 | 05:54:42 | 71.93, 84.83 | 87.31 | 2.18 | 9 |
| 10 | 02/07/2025 | 06:45:17 | -71.98,-107.91 | 92.65 | 02/07/2025 | 06:45:46 | -71.95,-107.89 | 92.68 | 2.54 | 29 |
| 11 | 02/07/2025 | 07:36:03 | 71.96, 59.42 | 87.33 | 02/07/2025 | 07:36:38 | 71.97, 59.43 | 87.33 | 0.82 | 35 |
| 12 | 02/07/2025 | 08:26:47 | -71.99,-133.32 | 92.66 | 02/07/2025 | 08:27:42 | -72.00,-133.29 | 92.66 | 1.14 | 55 |
| 13 | 02/07/2025 | 09:17:33 | 71.98, 34.01 | 87.33 | 02/07/2025 | 09:18:35 | 71.96, 33.93 | 87.30 | 3.48 | 62 |
| 14 | 02/07/2025 | 10:08:22 | -72.27,-159.21 | 92.38 | 02/07/2025 | 10:09:34 | -72.24,-158.28 | 92.47 | 31.73 | 72 |
| 15 | 02/07/2025 | 10:59:13 | 72.51, 7.61 | 87.88 | 02/07/2025 | 11:00:22 | 72.46, 9.45 | 87.72 | 61.91 | 69 |
Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 1/27/2025
Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 01/27/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and NOAA-19