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: 5/18/2023
| 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 | 05/18/2023 | 14:52:23 | 70.14, -47.06 | 50.48 | 05/18/2023 | 14:53:31 | 70.15, -47.02 | 50.49 | 2.41 | 68 |
| 2 | 05/18/2023 | 15:43:04 | -70.01, 120.46 | 129.67 | 05/18/2023 | 15:43:02 | -69.99, 120.38 | 129.69 | 3.58 | 2 |
| 3 | 05/18/2023 | 16:33:44 | 69.67, -71.73 | 49.98 | 05/18/2023 | 16:32:32 | 69.72, -72.35 | 50.05 | 24.56 | 72 |
| 4 | 05/21/2023 | 07:09:18 | 70.09, 68.78 | 49.86 | 05/21/2023 | 07:10:03 | 70.08, 68.76 | 49.85 | 1.25 | 45 |
| 5 | 05/21/2023 | 07:59:58 | -69.95,-123.70 | 130.29 | 05/21/2023 | 07:59:32 | -69.97,-123.76 | 130.27 | 3.25 | 26 |
| 6 | 05/23/2023 | 22:35:45 | -71.05, 15.68 | 129.65 | 05/23/2023 | 22:36:51 | -70.96, 18.31 | 129.80 | 95.67 | 66 |
| 7 | 05/23/2023 | 23:26:12 | 70.04,-175.39 | 49.29 | 05/23/2023 | 23:26:33 | 70.04,-175.42 | 49.29 | 1.22 | 21 |
| 8 | 05/24/2023 | 00:16:54 | -69.96, -7.94 | 130.81 | 05/24/2023 | 00:16:03 | -69.93, -7.94 | 130.83 | 2.49 | 51 |
| 9 | 05/26/2023 | 14:52:24 | -70.17, 132.87 | 131.05 | 05/26/2023 | 14:53:36 | -70.14, 132.97 | 131.09 | 4.90 | 72 |
| 10 | 05/26/2023 | 15:43:07 | 70.00, -59.57 | 48.77 | 05/26/2023 | 15:43:03 | 70.03, -59.55 | 48.80 | 3.49 | 4 |
| 11 | 05/26/2023 | 16:33:47 | -69.81, 108.04 | 131.44 | 05/26/2023 | 16:32:35 | -69.82, 107.79 | 131.42 | 9.86 | 72 |
| 12 | 05/29/2023 | 07:09:18 | -70.08,-111.23 | 131.58 | 05/29/2023 | 07:10:07 | -70.07,-111.26 | 131.60 | 2.15 | 49 |
| 13 | 05/29/2023 | 08:00:02 | 69.97, 56.25 | 48.30 | 05/29/2023 | 07:59:34 | 69.95, 56.22 | 48.29 | 2.16 | 28 |
| 14 | 05/31/2023 | 22:35:47 | 70.99,-164.24 | 48.99 | 05/31/2023 | 22:36:53 | 70.89,-161.79 | 48.82 | 89.76 | 66 |
| 15 | 05/31/2023 | 23:26:13 | -70.05, 4.58 | 132.00 | 05/31/2023 | 23:26:37 | -70.02, 4.56 | 132.04 | 3.46 | 24 |
| 16 | 06/01/2023 | 00:16:56 | 69.94, 172.05 | 47.88 | 06/01/2023 | 00:16:02 | 69.96, 172.12 | 47.90 | 3.27 | 54 |
Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 5/18/2023
Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 05/18/2023 in txt file.
Historial Predications of SNOs between NOAA-21 and LANDSAT-8