Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-21 and PACE Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 4/13/2025
| Index | Date (NOAA-21) | Time (NOAA-21) | Lat,Lon (NOAA-21) | SZA (NOAA-21 ) | Date (PACE) | Time (PACE) | Lat,Lon (PACE) | SZA (PACE ) | Distance(km) | Time Diff (sec) |
| 1 | 04/14/2025 | 11:15:07 | -80.00, 152.53 | 107.36 | 04/14/2025 | 11:15:59 | -80.01, 152.38 | 107.36 | 3.20 | 52 |
| 2 | 04/14/2025 | 12:05:46 | 79.83, -38.50 | 72.32 | 04/14/2025 | 12:05:06 | 79.84, -38.58 | 72.35 | 1.64 | 40 |
| 3 | 04/16/2025 | 16:32:12 | 79.95,-106.22 | 71.75 | 04/16/2025 | 16:32:25 | 79.96,-106.29 | 71.75 | 1.66 | 13 |
| 4 | 04/18/2025 | 20:58:38 | 80.07,-174.00 | 71.19 | 04/18/2025 | 20:59:43 | 80.06,-173.95 | 71.15 | 1.05 | 65 |
| 5 | 04/18/2025 | 21:49:16 | -79.85, -4.55 | 109.22 | 04/18/2025 | 21:48:47 | -79.86, -4.65 | 109.19 | 2.17 | 29 |
| 6 | 04/21/2025 | 02:15:41 | -79.95, -72.06 | 109.81 | 04/21/2025 | 02:16:04 | -79.96, -72.19 | 109.80 | 2.85 | 23 |
| 7 | 04/21/2025 | 03:06:19 | 79.75, 97.15 | 69.82 | 04/21/2025 | 03:05:10 | 79.76, 97.02 | 69.88 | 2.80 | 69 |
| 8 | 04/23/2025 | 06:42:17 | -80.34,-143.03 | 109.76 | 04/23/2025 | 06:43:31 | -80.41,-142.96 | 109.75 | 8.09 | 74 |
| 9 | 04/23/2025 | 07:32:45 | 79.88, 29.32 | 69.32 | 04/23/2025 | 07:32:27 | 79.89, 29.25 | 69.34 | 1.52 | 18 |
| 10 | 04/25/2025 | 11:59:11 | 80.01, -38.59 | 68.85 | 04/25/2025 | 11:59:43 | 80.00, -38.47 | 68.81 | 2.48 | 32 |
| 11 | 04/25/2025 | 12:49:49 | -79.79, 130.84 | 111.57 | 04/25/2025 | 12:48:47 | -79.79, 130.89 | 111.55 | 1.17 | 62 |
Figure of NOAA-21 and PACE satellite orbits during SNOs since TLE Epoch: 4/13/2025
Download SNOs between NOAA-21 and PACE since TLE EPOCH: 04/13/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and PACE