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: 9/9/2025
| 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 | 09/09/2025 | 23:11:16 | 81.17, 114.93 | 83.06 | 09/09/2025 | 23:10:17 | 81.17, 115.12 | 83.07 | 3.27 | 59 |
| 2 | 09/10/2025 | 00:00:35 | -81.19, -77.13 | 96.97 | 09/10/2025 | 00:01:01 | -81.18, -77.00 | 97.00 | 2.12 | 26 |
| 3 | 09/12/2025 | 09:33:16 | -81.16, 139.21 | 96.03 | 09/12/2025 | 09:32:04 | -81.16, 139.29 | 96.00 | 1.55 | 72 |
| 4 | 09/12/2025 | 10:22:34 | 81.18, -52.73 | 83.94 | 09/12/2025 | 10:22:47 | 81.17, -52.83 | 83.94 | 1.81 | 13 |
| 5 | 09/14/2025 | 20:44:33 | -81.17, -28.31 | 95.17 | 09/14/2025 | 20:44:33 | -81.17, -28.28 | 95.17 | 0.65 | 0 |
| 6 | 09/17/2025 | 07:06:30 | 81.17, -3.74 | 85.72 | 09/17/2025 | 07:06:18 | 81.17, -3.86 | 85.75 | 2.11 | 12 |
| 7 | 09/17/2025 | 07:55:49 | -81.19, 164.28 | 94.32 | 09/17/2025 | 07:57:02 | -81.19, 164.12 | 94.34 | 2.87 | 73 |
| 8 | 09/19/2025 | 17:28:27 | -81.18, 20.97 | 93.41 | 09/19/2025 | 17:28:03 | -81.18, 21.07 | 93.41 | 1.80 | 24 |
| 9 | 09/19/2025 | 18:17:46 | 81.18,-171.44 | 86.62 | 09/19/2025 | 18:18:47 | 81.18,-171.53 | 86.60 | 1.72 | 61 |
| 10 | 09/22/2025 | 03:50:23 | 81.17, 45.35 | 87.51 | 09/22/2025 | 03:49:48 | 81.17, 45.36 | 87.54 | 0.19 | 35 |
Figure of AURA and NPP satellite orbits during SNOs since TLE Epoch: 9/9/2025
Download SNOs between AURA and NPP since TLE EPOCH: 09/09/2025 in txt file.
Historial Predications of SNOs between AURA and NPP