Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between AURA and NPP Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 10/17/2025
| Index | Date (AURA) | Time (AURA) | Lat,Lon (AURA) | SZA (AURA ) | Date (NPP) | Time (NPP) | Lat,Lon (NPP) | SZA (NPP ) | Distance(km) | Time Diff (sec) |
| 1 | 10/18/2025 | 21:49:51 | -81.19, -43.65 | 82.82 | 10/18/2025 | 21:48:48 | -81.18, -43.50 | 82.80 | 2.57 | 63 |
| 2 | 10/18/2025 | 22:39:09 | 81.20, 124.26 | 97.17 | 10/18/2025 | 22:39:31 | 81.20, 124.40 | 97.14 | 2.29 | 22 |
| 3 | 10/21/2025 | 08:11:29 | 81.18, -19.14 | 98.04 | 10/21/2025 | 08:10:31 | 81.18, -19.12 | 98.08 | 0.27 | 58 |
| 4 | 10/21/2025 | 09:00:48 | -81.19, 148.79 | 81.98 | 10/21/2025 | 09:01:15 | -81.19, 148.74 | 81.99 | 0.90 | 27 |
| 5 | 10/23/2025 | 18:33:06 | -81.17, 5.31 | 81.11 | 10/23/2025 | 18:32:14 | -81.17, 5.17 | 81.06 | 2.49 | 52 |
| 6 | 10/23/2025 | 19:22:23 | 81.20, 173.55 | 98.83 | 10/23/2025 | 19:22:56 | 81.19, 173.45 | 98.83 | 1.75 | 33 |
| 7 | 10/26/2025 | 04:54:40 | 81.19, 30.32 | 99.66 | 10/26/2025 | 04:53:55 | 81.18, 30.20 | 99.70 | 2.06 | 45 |
| 8 | 10/26/2025 | 05:43:59 | -81.21,-161.73 | 80.37 | 10/26/2025 | 05:44:38 | -81.20,-161.56 | 80.42 | 2.92 | 39 |
| 9 | 10/28/2025 | 15:16:15 | -81.19, 54.95 | 79.55 | 10/28/2025 | 15:15:37 | -81.19, 55.12 | 79.55 | 2.95 | 38 |
| 10 | 10/28/2025 | 16:05:33 | 81.20,-137.24 | 100.45 | 10/28/2025 | 16:06:21 | 81.20,-137.35 | 100.44 | 1.90 | 48 |
| 11 | 10/31/2025 | 01:37:47 | 81.19, 79.70 | 101.22 | 10/31/2025 | 01:37:19 | 81.19, 79.67 | 101.24 | 0.75 | 28 |
Figure of AURA and NPP satellite orbits during SNOs since TLE Epoch: 10/17/2025
Download SNOs between AURA and NPP since TLE EPOCH: 10/17/2025 in txt file.
Historial Predications of SNOs between AURA and NPP