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 | 70.42, -34.91 | 67.17 | 03/28/2025 | 14:04:23 | 70.36, -34.44 | 67.09 | 18.57 | 71 |
| 2 | 03/28/2025 | 14:53:51 | -70.16, 132.82 | 113.12 | 03/28/2025 | 14:53:55 | -70.14, 132.87 | 113.14 | 2.71 | 4 |
| 3 | 03/28/2025 | 15:44:34 | 70.01, -59.64 | 66.71 | 03/28/2025 | 15:43:22 | 70.03, -59.64 | 66.75 | 3.03 | 72 |
| 4 | 03/31/2025 | 06:20:00 | 70.20, 81.21 | 65.90 | 03/31/2025 | 06:20:52 | 70.18, 81.19 | 65.87 | 2.17 | 52 |
| 5 | 03/31/2025 | 07:10:42 | -70.09,-111.30 | 114.24 | 03/31/2025 | 07:10:22 | -70.07,-111.34 | 114.25 | 2.49 | 20 |
| 6 | 03/31/2025 | 08:01:10 | 69.15, 57.38 | 64.78 | 03/31/2025 | 08:00:03 | 69.19, 55.11 | 64.90 | 90.21 | 67 |
| 7 | 04/02/2025 | 22:36:50 | 70.16,-162.94 | 64.82 | 04/02/2025 | 22:37:16 | 70.16,-162.96 | 64.81 | 0.78 | 26 |
| 8 | 04/02/2025 | 23:27:32 | -70.04, 4.56 | 115.32 | 04/02/2025 | 23:26:46 | -70.05, 4.52 | 115.31 | 1.63 | 46 |
| 9 | 04/05/2025 | 14:03:00 | -70.37, 145.21 | 115.98 | 04/05/2025 | 14:04:12 | -70.29, 145.49 | 116.08 | 13.54 | 72 |
| 10 | 04/05/2025 | 14:53:41 | 70.13, -47.11 | 63.76 | 04/05/2025 | 14:53:40 | 70.12, -47.11 | 63.75 | 1.32 | 1 |
| 11 | 04/05/2025 | 15:44:23 | -70.01, 120.39 | 116.38 | 04/05/2025 | 15:43:10 | -70.01, 120.37 | 116.37 | 0.70 | 73 |
| 12 | 04/08/2025 | 06:19:48 | -70.20, -98.74 | 117.17 | 04/08/2025 | 06:20:36 | -70.19, -98.75 | 117.18 | 0.94 | 48 |
| 13 | 04/08/2025 | 07:10:31 | 70.07, 68.76 | 62.69 | 04/08/2025 | 07:10:03 | 70.07, 68.73 | 62.69 | 1.36 | 28 |
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