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: 7/4/2025
| 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 | 07/04/2025 | 22:47:10 | -79.70, -17.71 | 120.88 | 07/04/2025 | 22:46:59 | -79.70, -17.83 | 120.86 | 2.52 | 11 |
| 2 | 07/07/2025 | 03:13:42 | -79.86, -85.79 | 120.36 | 07/07/2025 | 03:14:11 | -79.85, -85.71 | 120.39 | 1.67 | 29 |
| 3 | 07/07/2025 | 04:04:20 | 79.63, 83.63 | 59.23 | 07/07/2025 | 04:03:16 | 79.64, 83.57 | 59.27 | 1.37 | 64 |
| 4 | 07/09/2025 | 07:40:10 | -79.89,-152.74 | 120.04 | 07/09/2025 | 07:41:20 | -79.90,-152.83 | 120.06 | 1.79 | 70 |
| 5 | 07/09/2025 | 08:30:51 | 79.76, 15.81 | 59.73 | 07/09/2025 | 08:30:27 | 79.76, 15.93 | 59.72 | 2.60 | 24 |
| 6 | 07/11/2025 | 12:57:19 | 79.81, -51.19 | 60.10 | 07/11/2025 | 12:57:36 | 79.81, -51.24 | 60.09 | 1.10 | 17 |
| 7 | 07/11/2025 | 13:45:59 | -74.67, 140.90 | 126.91 | 07/11/2025 | 13:44:46 | -74.27, 138.57 | 127.08 | 82.34 | 73 |
| 8 | 07/13/2025 | 17:23:49 | 79.91,-118.78 | 60.61 | 07/13/2025 | 17:24:46 | 79.90,-118.76 | 60.57 | 0.61 | 57 |
| 9 | 07/13/2025 | 18:14:29 | -79.76, 49.94 | 119.67 | 07/13/2025 | 18:13:52 | -79.76, 50.05 | 119.67 | 2.24 | 37 |
| 10 | 07/15/2025 | 22:40:58 | -79.83, -17.33 | 119.19 | 07/15/2025 | 22:41:01 | -79.83, -17.25 | 119.21 | 1.68 | 3 |
| 11 | 07/18/2025 | 03:07:27 | -79.90, -84.62 | 118.69 | 07/18/2025 | 03:08:10 | -79.90, -84.62 | 118.71 | 0.24 | 43 |
Figure of NOAA-21 and PACE satellite orbits during SNOs since TLE Epoch: 7/4/2025
Download SNOs between NOAA-21 and PACE since TLE EPOCH: 07/04/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and PACE