Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-21 and LANDSAT-9 Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 5/11/2023
| Index | Date (NOAA-21) | Time (NOAA-21) | Lat,Lon (NOAA-21) | SZA (NOAA-21 ) | Date (LANDSAT-9) | Time (LANDSAT-9) | Lat,Lon (LANDSAT-9) | SZA (LANDSAT-9 ) | Distance(km) | Time Diff (sec) |
| 1 | 05/11/2023 | 23:00:54 | -70.55, 10.20 | 127.52 | 05/11/2023 | 23:02:04 | -70.44, 11.22 | 127.66 | 39.87 | 70 |
| 2 | 05/11/2023 | 23:51:31 | 70.06, 178.28 | 51.97 | 05/11/2023 | 23:51:36 | 70.07, 178.33 | 51.97 | 2.19 | 5 |
| 3 | 05/12/2023 | 00:42:12 | -69.93, -14.20 | 128.18 | 05/12/2023 | 00:41:06 | -69.95, -14.21 | 128.15 | 2.90 | 66 |
| 4 | 05/14/2023 | 15:17:42 | -70.11, 126.65 | 128.63 | 05/14/2023 | 15:18:38 | -70.11, 126.61 | 128.65 | 1.75 | 56 |
| 5 | 05/14/2023 | 16:08:26 | 69.99, -65.86 | 51.23 | 05/14/2023 | 16:08:05 | 70.00, -65.89 | 51.25 | 2.02 | 21 |
| 6 | 05/14/2023 | 16:58:55 | -69.22, 102.58 | 129.57 | 05/14/2023 | 16:57:46 | -69.28, 100.77 | 129.46 | 72.01 | 69 |
| 7 | 05/17/2023 | 07:34:37 | -70.05,-117.50 | 129.32 | 05/17/2023 | 07:35:06 | -70.06,-117.57 | 129.31 | 2.97 | 29 |
| 8 | 05/17/2023 | 08:25:22 | 69.98, 49.92 | 50.60 | 05/17/2023 | 08:24:33 | 69.95, 49.92 | 50.58 | 3.26 | 49 |
| 9 | 05/19/2023 | 23:00:52 | 70.20,-169.27 | 50.25 | 05/19/2023 | 23:02:02 | 70.20,-169.12 | 50.25 | 5.65 | 70 |
| 10 | 05/19/2023 | 23:51:33 | -70.06, -1.74 | 129.90 | 05/19/2023 | 23:51:33 | -70.04, -1.72 | 129.92 | 1.96 | 0 |
| 11 | 05/20/2023 | 00:42:13 | 69.78, 165.99 | 49.81 | 05/20/2023 | 00:41:01 | 69.82, 165.61 | 49.86 | 15.01 | 72 |
| 12 | 05/22/2023 | 15:17:45 | 70.11, -53.37 | 49.62 | 05/22/2023 | 15:18:29 | 70.09, -53.40 | 49.59 | 2.55 | 44 |
| 13 | 05/22/2023 | 16:08:27 | -70.02, 114.09 | 130.49 | 05/22/2023 | 16:07:58 | -70.04, 114.16 | 130.47 | 3.49 | 29 |
| 14 | 05/25/2023 | 06:44:09 | -70.87,-106.13 | 130.09 | 05/25/2023 | 06:45:17 | -70.76,-104.17 | 130.25 | 72.87 | 68 |
| 15 | 05/25/2023 | 07:34:40 | 70.08, 62.44 | 49.09 | 05/25/2023 | 07:34:54 | 70.10, 62.51 | 49.10 | 3.52 | 14 |
| 16 | 05/25/2023 | 08:25:21 | -69.93,-130.02 | 131.08 | 05/25/2023 | 08:24:25 | -69.94,-130.08 | 131.06 | 2.53 | 56 |
Figure of NOAA-21 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 5/11/2023
Download SNOs between NOAA-21 and LANDSAT-9 since TLE EPOCH: 05/11/2023 in txt file.
Historial Predications of SNOs between NOAA-21 and LANDSAT-9