Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-21 and LANDSAT-8 Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 1/10/2025
| Index | Date (NOAA-21) | Time (NOAA-21) | Lat,Lon (NOAA-21) | SZA (NOAA-21 ) | Date (LANDSAT-8) | Time (LANDSAT-8) | Lat,Lon (LANDSAT-8) | SZA (LANDSAT-8 ) | Distance(km) | Time Diff (sec) |
| 1 | 01/10/2025 | 06:20:43 | 70.19, 81.18 | 92.08 | 01/10/2025 | 06:21:23 | 70.17, 81.19 | 92.06 | 1.86 | 40 |
| 2 | 01/10/2025 | 07:11:24 | -70.05,-111.29 | 88.07 | 01/10/2025 | 07:10:53 | -70.06,-111.34 | 88.07 | 2.10 | 31 |
| 3 | 01/12/2025 | 22:37:30 | 70.16,-162.97 | 91.62 | 01/12/2025 | 22:37:52 | 70.13,-162.99 | 91.59 | 2.64 | 22 |
| 4 | 01/12/2025 | 23:28:11 | -70.02, 4.56 | 88.53 | 01/12/2025 | 23:27:22 | -70.02, 4.48 | 88.53 | 2.87 | 49 |
| 5 | 01/15/2025 | 14:03:39 | -70.51, 144.97 | 88.48 | 01/15/2025 | 14:04:51 | -70.38, 145.60 | 88.64 | 27.53 | 72 |
| 6 | 01/15/2025 | 14:54:18 | 70.13, -47.14 | 91.12 | 01/15/2025 | 14:54:21 | 70.11, -47.15 | 91.10 | 2.54 | 3 |
| 7 | 01/15/2025 | 15:44:59 | -70.00, 120.39 | 89.03 | 01/15/2025 | 15:43:51 | -70.00, 120.33 | 89.02 | 2.10 | 68 |
| 8 | 01/18/2025 | 06:20:22 | -70.23, -98.81 | 89.29 | 01/18/2025 | 06:21:22 | -70.21, -98.76 | 89.32 | 2.86 | 60 |
| 9 | 01/18/2025 | 07:11:06 | 70.12, 68.67 | 90.59 | 01/18/2025 | 07:10:49 | 70.10, 68.73 | 90.57 | 2.77 | 17 |
| 10 | 01/18/2025 | 08:01:37 | -69.45,-123.02 | 90.12 | 01/18/2025 | 08:00:27 | -69.55,-124.40 | 89.96 | 54.69 | 70 |
| 11 | 01/20/2025 | 22:37:09 | -70.18, 17.07 | 89.91 | 01/20/2025 | 22:37:50 | -70.17, 17.07 | 89.93 | 0.89 | 41 |
| 12 | 01/20/2025 | 23:27:53 | 70.07,-175.45 | 89.97 | 01/20/2025 | 23:27:17 | 70.06,-175.45 | 89.96 | 0.72 | 36 |
| 13 | 01/23/2025 | 14:03:27 | 70.95, -35.69 | 90.31 | 01/23/2025 | 14:04:35 | 70.85, -33.66 | 90.13 | 74.73 | 68 |
| 14 | 01/23/2025 | 14:53:55 | -70.13, 132.94 | 90.57 | 01/23/2025 | 14:54:16 | -70.15, 132.92 | 90.56 | 1.37 | 21 |
| 15 | 01/23/2025 | 15:44:39 | 70.02, -59.58 | 89.31 | 01/23/2025 | 15:43:43 | 70.03, -59.60 | 89.33 | 1.22 | 56 |
Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 1/10/2025
Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 01/10/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and LANDSAT-8