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: 11/27/2025
| 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 | 11:47:55 | -70.65, 179.42 | 87.89 | 11/29/2025 | 11:49:06 | -70.59, 179.94 | 87.95 | 20.37 | 71 |
| 2 | 11/29/2025 | 12:38:36 | 70.35, -12.78 | 91.81 | 11/29/2025 | 12:38:36 | 70.33, -12.81 | 91.79 | 2.33 | 0 |
| 3 | 11/29/2025 | 13:29:17 | -70.23, 154.72 | 88.31 | 11/29/2025 | 13:28:06 | -70.22, 154.67 | 88.32 | 2.59 | 71 |
| 4 | 12/02/2025 | 04:04:52 | -70.41, -64.43 | 87.72 | 12/02/2025 | 04:05:39 | -70.40, -64.47 | 87.73 | 2.23 | 47 |
| 5 | 12/02/2025 | 04:55:37 | 70.31, 103.03 | 92.20 | 12/02/2025 | 04:55:06 | 70.29, 103.02 | 92.17 | 2.66 | 31 |
| 6 | 12/04/2025 | 19:31:21 | 71.03,-117.00 | 93.28 | 12/04/2025 | 19:32:30 | 70.88,-115.50 | 93.12 | 57.02 | 69 |
| 7 | 12/04/2025 | 20:21:52 | -70.38, 51.38 | 87.38 | 12/04/2025 | 20:22:07 | -70.39, 51.40 | 87.37 | 1.18 | 15 |
| 8 | 12/04/2025 | 21:12:37 | 70.29,-141.17 | 92.54 | 12/04/2025 | 21:11:34 | 70.28,-141.12 | 92.53 | 2.32 | 63 |
| 9 | 12/07/2025 | 11:48:11 | 70.43, -0.27 | 92.99 | 12/07/2025 | 11:49:06 | 70.46, -0.25 | 93.02 | 3.09 | 55 |
| 10 | 12/07/2025 | 12:38:53 | -70.36, 167.17 | 87.08 | 12/07/2025 | 12:38:36 | -70.35, 167.23 | 87.09 | 2.35 | 17 |
| 11 | 12/07/2025 | 13:29:23 | 69.48, -24.19 | 92.04 | 12/07/2025 | 13:28:16 | 69.53, -26.29 | 92.10 | 81.93 | 67 |
| 12 | 12/10/2025 | 04:05:12 | 70.42, 115.51 | 93.25 | 12/10/2025 | 04:05:35 | 70.39, 115.54 | 93.22 | 3.15 | 23 |
| 13 | 12/10/2025 | 04:55:53 | -70.29, -76.97 | 86.88 | 12/10/2025 | 04:55:05 | -70.29, -76.98 | 86.89 | 0.50 | 48 |
Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 11/27/2025
Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 11/27/2025 in txt file.
Historial Predications of SNOs between NPP and LANDSAT-9