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: 11/4/2025
| 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 | 11/05/2025 | 12:38:05 | -70.36, 167.22 | 93.90 | 11/05/2025 | 12:38:36 | -70.35, 167.23 | 93.91 | 1.24 | 31 |
| 2 | 11/05/2025 | 13:28:49 | 70.25, -25.29 | 86.00 | 11/05/2025 | 13:28:03 | 70.25, -25.27 | 86.00 | 0.84 | 46 |
| 3 | 11/08/2025 | 04:04:24 | 70.68, 115.17 | 87.20 | 11/08/2025 | 04:05:35 | 70.56, 115.77 | 87.08 | 26.16 | 71 |
| 4 | 11/08/2025 | 04:55:01 | -70.33, -76.95 | 93.15 | 11/08/2025 | 04:55:07 | -70.34, -76.91 | 93.13 | 2.10 | 6 |
| 5 | 11/08/2025 | 05:45:45 | 70.21, 90.54 | 86.75 | 11/08/2025 | 05:44:34 | 70.23, 90.58 | 86.77 | 3.02 | 71 |
| 6 | 11/10/2025 | 20:21:15 | 70.39,-128.58 | 87.67 | 11/10/2025 | 20:22:08 | 70.40,-128.58 | 87.69 | 2.08 | 53 |
| 7 | 11/10/2025 | 21:11:57 | -70.30, 38.88 | 92.42 | 11/10/2025 | 21:11:38 | -70.30, 38.91 | 92.41 | 1.26 | 19 |
| 8 | 11/10/2025 | 22:02:26 | 69.38,-152.45 | 86.69 | 11/10/2025 | 22:01:19 | 69.42,-154.68 | 86.71 | 87.38 | 67 |
| 9 | 11/13/2025 | 12:38:10 | 70.36, -12.77 | 88.37 | 11/13/2025 | 12:38:38 | 70.34, -12.80 | 88.34 | 3.19 | 28 |
| 10 | 11/13/2025 | 13:28:51 | -70.22, 154.77 | 91.77 | 11/13/2025 | 13:28:08 | -70.24, 154.69 | 91.76 | 3.35 | 43 |
| 11 | 11/16/2025 | 04:04:26 | -70.68, -64.80 | 90.65 | 11/16/2025 | 04:05:38 | -70.58, -64.21 | 90.75 | 24.57 | 72 |
| 12 | 11/16/2025 | 04:55:06 | 70.35, 103.03 | 89.04 | 11/16/2025 | 04:55:07 | 70.35, 103.11 | 89.04 | 2.78 | 1 |
| 13 | 11/16/2025 | 05:45:47 | -70.21, -89.43 | 91.10 | 11/16/2025 | 05:44:38 | -70.20, -89.48 | 91.11 | 2.36 | 69 |
Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 11/4/2025
Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 11/04/2025 in txt file.
Historial Predications of SNOs between NPP and LANDSAT-9