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: 1/21/2025
| 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 | 01/23/2025 | 14:03:27 | 70.94, -35.68 | 90.30 | 01/23/2025 | 14:04:35 | 70.82, -33.72 | 90.09 | 72.81 | 68 |
| 2 | 01/23/2025 | 14:53:55 | -70.14, 132.93 | 90.56 | 01/23/2025 | 14:54:15 | -70.15, 132.93 | 90.55 | 1.82 | 20 |
| 3 | 01/23/2025 | 15:44:40 | 70.07, -59.65 | 89.36 | 01/23/2025 | 15:43:42 | 70.05, -59.57 | 89.35 | 3.46 | 58 |
| 4 | 01/26/2025 | 06:20:00 | 70.19, 81.33 | 88.85 | 01/26/2025 | 06:21:11 | 70.21, 81.28 | 88.86 | 3.17 | 71 |
| 5 | 01/26/2025 | 07:10:42 | -70.12,-111.24 | 91.24 | 01/26/2025 | 07:10:41 | -70.10,-111.25 | 91.26 | 2.51 | 1 |
| 6 | 01/26/2025 | 08:01:23 | 69.84, 56.49 | 88.46 | 01/26/2025 | 08:00:10 | 69.88, 56.09 | 88.53 | 16.31 | 73 |
| 7 | 01/28/2025 | 22:36:47 | 70.19,-162.87 | 88.16 | 01/28/2025 | 22:37:35 | 70.21,-162.83 | 88.17 | 2.91 | 48 |
| 8 | 01/28/2025 | 23:27:28 | -70.07, 4.64 | 91.99 | 01/28/2025 | 23:27:05 | -70.10, 4.65 | 91.95 | 3.56 | 23 |
| 9 | 01/31/2025 | 14:53:32 | 70.15, -47.01 | 87.38 | 01/31/2025 | 14:53:58 | 70.16, -47.00 | 87.38 | 0.60 | 26 |
| 10 | 01/31/2025 | 15:44:13 | -70.03, 120.50 | 92.76 | 01/31/2025 | 15:43:28 | -70.05, 120.48 | 92.74 | 2.03 | 45 |
| 11 | 02/03/2025 | 06:19:39 | -70.52, -99.08 | 93.00 | 02/03/2025 | 06:20:51 | -70.39, -98.41 | 93.17 | 29.12 | 72 |
| 12 | 02/03/2025 | 07:10:18 | 70.13, 68.82 | 86.59 | 02/03/2025 | 07:10:21 | 70.11, 68.83 | 86.56 | 3.12 | 3 |
| 13 | 02/03/2025 | 08:00:59 | -70.01,-123.67 | 93.56 | 02/03/2025 | 07:59:51 | -70.00,-123.69 | 93.56 | 1.59 | 68 |
Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 1/21/2025
Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 01/21/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and LANDSAT-8