Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-20 and LANDSAT-9 Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 7/12/2023
| Index | Date (NOAA-20) | Time (NOAA-20) | Lat,Lon (NOAA-20) | SZA (NOAA-20 ) | Date (LANDSAT-9) | Time (LANDSAT-9) | Lat,Lon (LANDSAT-9) | SZA (LANDSAT-9 ) | Distance(km) | Time Diff (sec) |
| 1 | 07/12/2023 | 21:34:21 | -70.28, 32.69 | 131.64 | 07/12/2023 | 21:35:33 | -70.29, 32.74 | 131.65 | 1.97 | 72 |
| 2 | 07/12/2023 | 22:25:05 | 70.17,-159.82 | 48.25 | 07/12/2023 | 22:25:01 | 70.14,-159.83 | 48.22 | 3.33 | 4 |
| 3 | 07/12/2023 | 23:15:45 | -69.97, 7.79 | 131.95 | 07/12/2023 | 23:14:31 | -70.02, 7.63 | 131.89 | 8.16 | 74 |
| 4 | 07/15/2023 | 13:51:15 | -70.23, 148.53 | 131.29 | 07/15/2023 | 13:52:03 | -70.21, 148.52 | 131.31 | 1.66 | 48 |
| 5 | 07/15/2023 | 14:41:59 | 70.12, -43.99 | 48.60 | 07/15/2023 | 14:41:30 | 70.12, -43.98 | 48.60 | 0.39 | 29 |
| 6 | 07/18/2023 | 05:17:44 | 71.12, 95.53 | 50.10 | 07/18/2023 | 05:18:50 | 71.00, 97.95 | 49.88 | 88.37 | 66 |
| 7 | 07/18/2023 | 06:08:10 | -70.18, -95.63 | 130.89 | 07/18/2023 | 06:08:33 | -70.17, -95.66 | 130.90 | 1.34 | 23 |
| 8 | 07/18/2023 | 06:58:54 | 70.08, 71.84 | 49.01 | 07/18/2023 | 06:58:00 | 70.07, 71.84 | 49.01 | 0.55 | 54 |
| 9 | 07/20/2023 | 21:34:23 | 70.24,-147.28 | 49.66 | 07/20/2023 | 21:35:32 | 70.27,-147.26 | 49.68 | 3.16 | 69 |
| 10 | 07/20/2023 | 22:25:05 | -70.14, 20.19 | 130.44 | 07/20/2023 | 22:25:02 | -70.16, 20.22 | 130.42 | 2.54 | 3 |
| 11 | 07/20/2023 | 23:15:45 | 69.83,-172.02 | 49.24 | 07/20/2023 | 23:14:32 | 69.89,-172.53 | 49.33 | 20.65 | 73 |
| 12 | 07/23/2023 | 13:51:18 | 70.21, -31.47 | 50.16 | 07/23/2023 | 13:52:01 | 70.23, -31.43 | 50.17 | 2.91 | 43 |
| 13 | 07/23/2023 | 14:42:00 | -70.11, 136.01 | 129.95 | 07/23/2023 | 14:41:31 | -70.13, 136.05 | 129.93 | 2.93 | 29 |
| 14 | 07/26/2023 | 05:17:43 | -71.07, -84.39 | 128.38 | 07/26/2023 | 05:18:50 | -70.94, -82.12 | 128.60 | 83.46 | 67 |
| 15 | 07/26/2023 | 06:08:12 | 70.19, 84.34 | 50.70 | 07/26/2023 | 06:08:29 | 70.17, 84.38 | 50.68 | 2.10 | 17 |
| 16 | 07/26/2023 | 06:58:54 | -70.08,-108.18 | 129.41 | 07/26/2023 | 06:57:59 | -70.07,-108.14 | 129.41 | 1.65 | 55 |
Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 7/12/2023
Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 07/12/2023 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-9