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: 3/27/2025
| 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 | 03/28/2025 | 14:03:12 | 70.43, -34.92 | 67.18 | 03/28/2025 | 14:04:23 | 70.35, -34.45 | 67.08 | 19.20 | 71 |
| 2 | 03/28/2025 | 14:53:50 | -70.11, 132.89 | 113.17 | 03/28/2025 | 14:53:55 | -70.13, 132.86 | 113.15 | 2.68 | 5 |
| 3 | 03/28/2025 | 15:44:34 | 70.01, -59.65 | 66.72 | 03/28/2025 | 15:43:22 | 70.02, -59.65 | 66.74 | 1.22 | 72 |
| 4 | 03/31/2025 | 06:20:00 | 70.21, 81.20 | 65.91 | 03/31/2025 | 06:20:51 | 70.22, 81.24 | 65.91 | 2.13 | 51 |
| 5 | 03/31/2025 | 07:10:42 | -70.10,-111.31 | 114.23 | 03/31/2025 | 07:10:21 | -70.11,-111.28 | 114.22 | 1.92 | 21 |
| 6 | 03/31/2025 | 08:01:09 | 69.10, 57.45 | 64.73 | 03/31/2025 | 08:00:03 | 69.17, 55.09 | 64.88 | 93.86 | 66 |
| 7 | 04/02/2025 | 22:36:51 | 70.17,-162.95 | 64.83 | 04/02/2025 | 22:37:16 | 70.18,-162.92 | 64.84 | 2.26 | 25 |
| 8 | 04/02/2025 | 23:27:33 | -70.05, 4.54 | 115.32 | 04/02/2025 | 23:26:46 | -70.07, 4.56 | 115.29 | 2.87 | 47 |
| 9 | 04/05/2025 | 14:02:59 | -70.33, 145.27 | 116.02 | 04/05/2025 | 14:04:11 | -70.30, 145.50 | 116.07 | 9.11 | 72 |
| 10 | 04/05/2025 | 14:53:41 | 70.14, -47.13 | 63.78 | 04/05/2025 | 14:53:39 | 70.13, -47.09 | 63.76 | 2.18 | 2 |
| 11 | 04/05/2025 | 15:44:22 | -69.97, 120.45 | 116.42 | 04/05/2025 | 15:43:10 | -69.97, 120.31 | 116.41 | 5.40 | 72 |
| 12 | 04/08/2025 | 06:19:48 | -70.21, -98.76 | 117.15 | 04/08/2025 | 06:20:35 | -70.18, -98.76 | 117.20 | 3.70 | 47 |
| 13 | 04/08/2025 | 07:10:31 | 70.09, 68.74 | 62.71 | 04/08/2025 | 07:10:02 | 70.06, 68.71 | 62.68 | 3.24 | 29 |
Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 3/27/2025
Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 03/27/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and LANDSAT-8