Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NPP and LANDSAT-9 Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 11/29/2025
| Index | Date (NPP) | Time (NPP) | Lat,Lon (NPP) | SZA (NPP ) | Date (LANDSAT-9) | Time (LANDSAT-9) | Lat,Lon (LANDSAT-9) | SZA (LANDSAT-9 ) | Distance(km) | Time Diff (sec) |
| 1 | 11/29/2025 | 11:47:54 | -70.63, 179.46 | 87.92 | 11/29/2025 | 11:49:06 | -70.56, 179.90 | 87.98 | 17.71 | 72 |
| 2 | 11/29/2025 | 12:38:36 | 70.37, -12.83 | 91.84 | 11/29/2025 | 12:38:35 | 70.36, -12.77 | 91.82 | 2.97 | 1 |
| 3 | 11/29/2025 | 13:29:17 | -70.26, 154.68 | 88.28 | 11/29/2025 | 13:28:05 | -70.24, 154.70 | 88.30 | 2.15 | 72 |
| 4 | 12/02/2025 | 04:04:52 | -70.44, -64.47 | 87.69 | 12/02/2025 | 04:05:38 | -70.42, -64.43 | 87.71 | 2.15 | 46 |
| 5 | 12/02/2025 | 04:55:37 | 70.34, 102.98 | 92.22 | 12/02/2025 | 04:55:05 | 70.32, 103.06 | 92.20 | 3.61 | 32 |
| 6 | 12/04/2025 | 19:31:21 | 71.00,-116.96 | 93.25 | 12/04/2025 | 19:32:30 | 70.92,-115.44 | 93.16 | 55.93 | 69 |
| 7 | 12/04/2025 | 20:21:52 | -70.36, 51.41 | 87.40 | 12/04/2025 | 20:22:08 | -70.37, 51.36 | 87.39 | 2.05 | 16 |
| 8 | 12/04/2025 | 21:12:37 | 70.26,-141.13 | 92.51 | 12/04/2025 | 21:11:35 | 70.26,-141.14 | 92.51 | 0.36 | 62 |
| 9 | 12/07/2025 | 11:48:12 | 70.46, -0.31 | 93.02 | 12/07/2025 | 11:49:07 | 70.45, -0.27 | 93.01 | 2.06 | 55 |
| 10 | 12/07/2025 | 12:38:53 | -70.34, 167.20 | 87.10 | 12/07/2025 | 12:38:37 | -70.34, 167.21 | 87.10 | 0.45 | 16 |
| 11 | 12/07/2025 | 13:29:24 | 69.51, -24.23 | 92.07 | 12/07/2025 | 13:28:16 | 69.57, -26.23 | 92.14 | 77.97 | 68 |
| 12 | 12/10/2025 | 04:05:11 | 70.40, 115.55 | 93.22 | 12/10/2025 | 04:05:35 | 70.39, 115.54 | 93.22 | 0.49 | 24 |
| 13 | 12/10/2025 | 04:55:52 | -70.27, -76.94 | 86.90 | 12/10/2025 | 04:55:05 | -70.29, -76.98 | 86.89 | 2.53 | 47 |
| 14 | 12/12/2025 | 19:31:27 | -70.48, 63.87 | 86.49 | 12/12/2025 | 19:32:36 | -70.48, 63.91 | 86.49 | 1.53 | 69 |
| 15 | 12/12/2025 | 20:22:11 | 70.34,-128.61 | 93.38 | 12/12/2025 | 20:22:03 | 70.37,-128.61 | 93.41 | 2.99 | 8 |
| 16 | 12/12/2025 | 21:12:49 | -70.06, 39.16 | 86.91 | 12/12/2025 | 21:11:36 | -70.10, 38.63 | 86.86 | 20.44 | 73 |
Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 11/29/2025
Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 11/29/2025 in txt file.
Historial Predications of SNOs between NPP and LANDSAT-9