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: 10/20/2025
| 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 | 10/20/2025 | 14:45:58 | 81.31,-110.25 | 96.78 | 10/20/2025 | 14:47:11 | 81.90,-109.92 | 96.96 | 65.91 | 73 |
| 2 | 10/20/2025 | 15:35:15 | -79.92, 88.13 | 87.84 | 10/20/2025 | 15:34:58 | -79.93, 88.08 | 87.82 | 0.94 | 17 |
| 3 | 10/22/2025 | 20:01:39 | -79.97, 21.08 | 86.99 | 10/22/2025 | 20:01:46 | -79.97, 21.05 | 86.99 | 0.59 | 7 |
| 4 | 10/25/2025 | 00:28:05 | -80.08, -46.62 | 86.05 | 10/25/2025 | 00:28:35 | -80.07, -46.46 | 86.08 | 3.06 | 30 |
| 5 | 10/25/2025 | 01:18:43 | 79.85, 122.96 | 93.56 | 10/25/2025 | 01:17:39 | 79.85, 122.99 | 93.58 | 0.78 | 64 |
| 6 | 10/27/2025 | 04:54:26 | -80.04,-112.85 | 85.38 | 10/27/2025 | 04:55:20 | -80.05,-113.01 | 85.38 | 3.16 | 54 |
| 7 | 10/27/2025 | 05:45:07 | 79.91, 55.81 | 94.40 | 10/27/2025 | 05:44:26 | 79.90, 55.88 | 94.40 | 1.76 | 41 |
| 8 | 10/29/2025 | 09:22:15 | -81.31, 149.28 | 80.08 | 10/29/2025 | 09:23:28 | -81.92, 149.62 | 79.90 | 68.71 | 73 |
| 9 | 10/29/2025 | 10:11:30 | 79.94, -11.10 | 95.18 | 10/29/2025 | 10:11:12 | 79.94, -11.12 | 95.19 | 0.54 | 18 |
| 10 | 10/31/2025 | 14:37:54 | 80.01, -78.34 | 96.00 | 10/31/2025 | 14:37:58 | 80.01, -78.31 | 95.99 | 0.50 | 4 |
| 11 | 11/02/2025 | 19:04:16 | 80.02,-145.03 | 96.71 | 11/02/2025 | 19:04:42 | 80.02,-145.12 | 96.71 | 1.79 | 26 |
Figure of NOAA-21 and PACE satellite orbits during SNOs since TLE Epoch: 10/20/2025
Download SNOs between NOAA-21 and PACE since TLE EPOCH: 10/20/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and PACE