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: 5/7/2023
| 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 | 05/07/2023 | 06:07:57 | 70.19, 84.30 | 53.35 | 05/07/2023 | 06:08:35 | 70.18, 84.24 | 53.34 | 2.11 | 38 |
| 2 | 05/07/2023 | 06:58:39 | -70.11,-108.26 | 126.74 | 05/07/2023 | 06:58:04 | -70.12,-108.21 | 126.73 | 2.46 | 35 |
| 3 | 05/09/2023 | 21:34:18 | -70.86, 31.69 | 126.67 | 05/09/2023 | 21:35:27 | -70.77, 33.34 | 126.80 | 61.18 | 69 |
| 4 | 05/09/2023 | 22:24:51 | 70.16,-159.88 | 52.60 | 05/09/2023 | 22:25:03 | 70.17,-159.89 | 52.61 | 1.81 | 12 |
| 5 | 05/09/2023 | 23:15:33 | -70.08, 7.56 | 127.50 | 05/09/2023 | 23:14:33 | -70.06, 7.58 | 127.51 | 1.72 | 60 |
| 6 | 05/12/2023 | 13:51:02 | -70.26, 148.43 | 127.98 | 05/12/2023 | 13:52:05 | -70.24, 148.44 | 128.01 | 1.74 | 63 |
| 7 | 05/12/2023 | 14:41:46 | 70.14, -44.08 | 51.89 | 05/12/2023 | 14:41:32 | 70.14, -44.07 | 51.89 | 0.37 | 14 |
| 8 | 05/12/2023 | 15:32:19 | -69.58, 124.08 | 128.70 | 05/12/2023 | 15:31:09 | -69.64, 122.88 | 128.61 | 47.14 | 70 |
| 9 | 05/15/2023 | 06:07:57 | -70.25, -95.77 | 128.65 | 05/15/2023 | 06:08:33 | -70.23, -95.70 | 128.67 | 3.15 | 36 |
| 10 | 05/15/2023 | 06:58:41 | 70.13, 71.72 | 51.22 | 05/15/2023 | 06:58:00 | 70.12, 71.79 | 51.22 | 2.78 | 41 |
| 11 | 05/17/2023 | 21:34:16 | 70.65,-147.95 | 51.16 | 05/17/2023 | 21:35:27 | 70.52,-147.04 | 51.00 | 36.71 | 71 |
| 12 | 05/17/2023 | 22:24:51 | -70.19, 20.09 | 129.33 | 05/17/2023 | 22:25:01 | -70.19, 20.12 | 129.33 | 1.08 | 10 |
| 13 | 05/17/2023 | 23:15:35 | 70.07,-172.42 | 50.55 | 05/17/2023 | 23:14:28 | 70.08,-172.39 | 50.56 | 1.08 | 67 |
| 14 | 05/20/2023 | 13:51:02 | 70.23, -31.51 | 50.15 | 05/20/2023 | 13:51:58 | 70.22, -31.59 | 50.14 | 3.16 | 56 |
| 15 | 05/20/2023 | 14:41:44 | -70.14, 135.95 | 129.95 | 05/20/2023 | 14:41:28 | -70.12, 135.90 | 129.97 | 3.12 | 16 |
| 16 | 05/20/2023 | 15:32:14 | 69.28, -55.48 | 49.16 | 05/20/2023 | 15:31:07 | 69.34, -57.52 | 49.27 | 80.67 | 67 |
Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 5/7/2023
Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 05/07/2023 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-9