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: 1/1/2025
| 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 | 01/02/2025 | 05:30:33 | 71.08, 92.37 | 93.96 | 01/02/2025 | 05:31:39 | 71.01, 94.82 | 93.83 | 88.89 | 66 |
| 2 | 01/02/2025 | 06:20:59 | -70.14, -98.80 | 87.02 | 01/02/2025 | 06:21:23 | -70.13, -98.86 | 87.04 | 2.66 | 24 |
| 3 | 01/02/2025 | 07:11:43 | 70.04, 68.66 | 92.87 | 01/02/2025 | 07:10:50 | 70.03, 68.64 | 92.87 | 1.61 | 53 |
| 4 | 01/04/2025 | 21:47:09 | 70.37,-150.68 | 92.95 | 01/04/2025 | 21:48:20 | 70.33,-150.33 | 92.90 | 13.67 | 71 |
| 5 | 01/04/2025 | 22:37:48 | -70.11, 17.04 | 87.32 | 01/04/2025 | 22:37:52 | -70.11, 16.99 | 87.33 | 1.89 | 4 |
| 6 | 01/04/2025 | 23:28:32 | 70.01,-175.50 | 92.57 | 01/04/2025 | 23:27:19 | 70.00,-175.52 | 92.57 | 1.02 | 73 |
| 7 | 01/07/2025 | 14:03:54 | 70.20, -34.62 | 92.46 | 01/07/2025 | 14:04:49 | 70.18, -34.66 | 92.43 | 2.66 | 55 |
| 8 | 01/07/2025 | 14:54:36 | -70.10, 132.84 | 87.65 | 01/07/2025 | 14:54:18 | -70.12, 132.90 | 87.63 | 3.18 | 18 |
| 9 | 01/07/2025 | 15:45:06 | 69.26, -58.61 | 91.47 | 01/07/2025 | 15:43:58 | 69.30, -60.59 | 91.58 | 78.17 | 68 |
| 10 | 01/10/2025 | 06:20:42 | 70.16, 81.23 | 92.05 | 01/10/2025 | 06:21:15 | 70.17, 81.23 | 92.06 | 1.67 | 33 |
| 11 | 01/10/2025 | 07:11:24 | -70.06,-111.30 | 88.06 | 01/10/2025 | 07:10:45 | -70.07,-111.29 | 88.06 | 0.57 | 39 |
| 12 | 01/12/2025 | 21:46:56 | -70.77, 28.75 | 87.74 | 01/12/2025 | 21:48:06 | -70.65, 30.18 | 87.91 | 53.87 | 70 |
| 13 | 01/12/2025 | 22:37:30 | 70.14,-162.95 | 91.61 | 01/12/2025 | 22:37:40 | 70.15,-162.91 | 91.61 | 1.82 | 10 |
| 14 | 01/12/2025 | 23:28:12 | -70.05, 4.52 | 88.50 | 01/12/2025 | 23:27:10 | -70.05, 4.57 | 88.50 | 2.20 | 62 |
Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 1/1/2025
Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 01/01/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and LANDSAT-8