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: 4/8/2025
| 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 | 04/08/2025 | 17:51:46 | 81.06,-169.59 | 81.36 | 04/08/2025 | 17:51:08 | 81.06,-169.47 | 81.37 | 2.15 | 38 |
| 2 | 04/08/2025 | 18:41:06 | -81.07, -1.75 | 98.68 | 04/08/2025 | 18:41:52 | -81.07, -1.83 | 98.70 | 1.35 | 46 |
| 3 | 04/11/2025 | 05:03:57 | 81.06, 22.33 | 80.44 | 04/11/2025 | 05:03:39 | 81.05, 22.17 | 80.48 | 2.74 | 18 |
| 4 | 04/11/2025 | 05:53:16 | -81.09,-169.46 | 99.66 | 04/11/2025 | 05:54:21 | -81.09,-169.40 | 99.71 | 0.97 | 65 |
| 5 | 04/13/2025 | 16:16:06 | 81.06,-145.64 | 79.52 | 04/13/2025 | 16:16:08 | 81.07,-145.52 | 79.50 | 2.23 | 2 |
| 6 | 04/16/2025 | 02:38:54 | -81.06,-121.38 | 101.36 | 04/16/2025 | 02:37:54 | -81.06,-121.28 | 101.34 | 1.76 | 60 |
| 7 | 04/16/2025 | 03:28:13 | 81.07, 46.51 | 78.60 | 04/16/2025 | 03:28:38 | 81.07, 46.34 | 78.61 | 3.01 | 25 |
| 8 | 04/18/2025 | 13:51:00 | -81.05, 70.55 | 102.23 | 04/18/2025 | 13:50:24 | -81.05, 70.54 | 102.21 | 0.38 | 36 |
| 9 | 04/18/2025 | 14:40:18 | 81.09,-121.22 | 77.68 | 04/18/2025 | 14:41:06 | 81.09,-121.13 | 77.64 | 1.53 | 48 |
| 10 | 04/21/2025 | 01:03:03 | -81.08, -97.04 | 103.15 | 04/21/2025 | 01:02:52 | -81.08, -96.97 | 103.15 | 1.27 | 11 |
Figure of AURA and NPP satellite orbits during SNOs since TLE Epoch: 4/8/2025
Download SNOs between AURA and NPP since TLE EPOCH: 04/08/2025 in txt file.
Historial Predications of SNOs between AURA and NPP