Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NPP and PACE Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 9/14/2025
| Index | Date (NPP) | Time (NPP) | Lat,Lon (NPP) | SZA (NPP ) | Date (PACE) | Time (PACE) | Lat,Lon (PACE) | SZA (PACE ) | Distance(km) | Time Diff (sec) |
| 1 | 09/14/2025 | 21:33:34 | 80.10, 177.17 | 79.17 | 09/14/2025 | 21:34:10 | 80.10, 177.11 | 79.16 | 1.01 | 36 |
| 2 | 09/14/2025 | 22:24:15 | -79.98, -14.30 | 101.04 | 09/14/2025 | 22:23:17 | -79.98, -14.21 | 101.03 | 1.92 | 58 |
| 3 | 09/17/2025 | 02:00:06 | 80.15, 109.97 | 80.09 | 09/17/2025 | 02:01:09 | 80.16, 109.87 | 80.07 | 2.05 | 63 |
| 4 | 09/17/2025 | 02:50:47 | -80.04, -81.46 | 100.13 | 09/17/2025 | 02:50:16 | -80.03, -81.40 | 100.13 | 1.09 | 31 |
| 5 | 09/19/2025 | 07:17:18 | -80.06,-148.34 | 99.26 | 09/19/2025 | 07:17:14 | -80.06,-148.39 | 99.25 | 0.99 | 4 |
| 6 | 09/21/2025 | 11:43:51 | -80.14, 144.14 | 98.28 | 09/21/2025 | 11:44:13 | -80.14, 144.26 | 98.31 | 2.20 | 22 |
| 7 | 09/21/2025 | 12:34:27 | 79.92, -46.21 | 81.32 | 09/21/2025 | 12:33:16 | 79.93, -46.37 | 81.37 | 3.26 | 71 |
| 8 | 09/23/2025 | 16:10:20 | -80.14, 77.52 | 97.46 | 09/23/2025 | 16:11:09 | -80.15, 77.40 | 97.46 | 2.39 | 49 |
| 9 | 09/23/2025 | 17:01:00 | 80.01,-113.75 | 82.31 | 09/23/2025 | 17:00:15 | 80.02,-113.82 | 82.34 | 1.63 | 45 |
| 10 | 09/25/2025 | 20:37:27 | -80.95, -1.58 | 94.64 | 09/25/2025 | 20:38:40 | -81.19, -0.73 | 94.61 | 30.92 | 73 |
| 11 | 09/25/2025 | 21:27:31 | 80.04, 179.29 | 83.20 | 09/25/2025 | 21:27:12 | 80.05, 179.23 | 83.21 | 1.19 | 19 |
Figure of NPP and PACE satellite orbits during SNOs since TLE Epoch: 9/14/2025
Download SNOs between NPP and PACE since TLE EPOCH: 09/14/2025 in txt file.
Historial Predications of SNOs between NPP and PACE