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: 11/10/2025
| 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 | 11/10/2025 | 22:02:25 | 69.37,-152.43 | 86.68 | 11/10/2025 | 22:01:18 | 69.40,-154.70 | 86.69 | 89.12 | 67 |
| 2 | 11/13/2025 | 12:38:10 | 70.36, -12.76 | 88.36 | 11/13/2025 | 12:38:37 | 70.33, -12.80 | 88.34 | 2.80 | 27 |
| 3 | 11/13/2025 | 13:28:52 | -70.28, 154.69 | 91.72 | 11/13/2025 | 13:28:06 | -70.28, 154.76 | 91.71 | 2.66 | 46 |
| 4 | 11/16/2025 | 04:04:25 | -70.63, -64.73 | 90.69 | 11/16/2025 | 04:05:36 | -70.57, -64.21 | 90.76 | 20.48 | 71 |
| 5 | 11/16/2025 | 04:55:06 | 70.35, 103.03 | 89.04 | 11/16/2025 | 04:55:05 | 70.35, 103.11 | 89.04 | 3.03 | 1 |
| 6 | 11/16/2025 | 05:45:47 | -70.22, -89.45 | 91.09 | 11/16/2025 | 05:44:35 | -70.24, -89.41 | 91.07 | 2.95 | 72 |
| 7 | 11/18/2025 | 20:21:16 | -70.38, 51.46 | 90.30 | 11/18/2025 | 20:22:07 | -70.38, 51.40 | 90.30 | 2.32 | 51 |
| 8 | 11/18/2025 | 21:12:01 | 70.31,-141.12 | 89.64 | 11/18/2025 | 21:11:33 | 70.33,-141.04 | 89.66 | 3.72 | 28 |
| 9 | 11/18/2025 | 22:02:25 | -69.28, 27.74 | 91.38 | 11/18/2025 | 22:01:19 | -69.34, 25.23 | 91.33 | 99.03 | 66 |
| 10 | 11/21/2025 | 11:47:44 | 71.26, -1.54 | 91.19 | 11/21/2025 | 11:48:50 | 71.19, 0.89 | 91.12 | 87.45 | 66 |
| 11 | 11/21/2025 | 12:38:11 | -70.40, 167.21 | 89.68 | 11/21/2025 | 12:38:33 | -70.38, 167.28 | 89.70 | 3.19 | 22 |
| 12 | 11/21/2025 | 13:28:55 | 70.27, -25.28 | 90.21 | 11/21/2025 | 13:28:00 | 70.26, -25.24 | 90.19 | 1.66 | 55 |
| 13 | 11/24/2025 | 04:04:24 | 70.45, 115.59 | 90.93 | 11/24/2025 | 04:05:30 | 70.43, 115.62 | 90.91 | 2.29 | 66 |
| 14 | 11/24/2025 | 04:55:05 | -70.32, -76.88 | 89.20 | 11/24/2025 | 04:55:00 | -70.33, -76.90 | 89.19 | 1.44 | 5 |
| 15 | 11/24/2025 | 05:45:43 | 69.88, 91.11 | 90.37 | 11/24/2025 | 05:44:32 | 69.94, 90.19 | 90.43 | 35.91 | 71 |
Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 11/10/2025
Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 11/10/2025 in txt file.
Historial Predications of SNOs between NPP and LANDSAT-9