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: 10/3/2023
| 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 | 10/03/2023 | 14:41:22 | 70.10, -43.94 | 74.01 | 10/03/2023 | 14:42:00 | 70.10, -44.01 | 74.01 | 2.77 | 38 |
| 2 | 10/03/2023 | 15:32:04 | -70.02, 123.49 | 106.06 | 10/03/2023 | 15:31:29 | -70.04, 123.54 | 106.04 | 2.78 | 35 |
| 3 | 10/06/2023 | 06:07:44 | -70.98, -96.87 | 104.09 | 10/06/2023 | 06:08:51 | -70.90, -94.58 | 104.17 | 83.55 | 67 |
| 4 | 10/06/2023 | 06:58:13 | 70.07, 71.89 | 75.01 | 10/06/2023 | 06:58:31 | 70.09, 71.85 | 75.03 | 2.55 | 18 |
| 5 | 10/06/2023 | 07:48:55 | -69.99,-120.68 | 105.06 | 10/06/2023 | 07:48:01 | -69.98,-120.67 | 105.07 | 1.11 | 54 |
| 6 | 10/08/2023 | 22:24:21 | -70.27, 20.05 | 103.78 | 10/08/2023 | 22:25:32 | -70.26, 20.33 | 103.79 | 10.75 | 71 |
| 7 | 10/08/2023 | 23:15:03 | 70.05,-172.30 | 76.01 | 10/08/2023 | 23:15:01 | 70.04,-172.34 | 76.00 | 1.78 | 2 |
| 8 | 10/09/2023 | 00:05:44 | -69.92, -4.78 | 104.11 | 10/09/2023 | 00:04:31 | -69.94, -4.85 | 104.09 | 3.58 | 73 |
| 9 | 10/11/2023 | 14:41:10 | -70.16, 136.01 | 102.88 | 10/11/2023 | 14:42:03 | -70.18, 136.09 | 102.86 | 3.62 | 53 |
| 10 | 10/11/2023 | 15:31:54 | 70.04, -56.50 | 77.02 | 10/11/2023 | 15:31:31 | 70.01, -56.50 | 76.99 | 3.62 | 23 |
| 11 | 10/11/2023 | 16:22:21 | -69.16, 112.10 | 103.85 | 10/11/2023 | 16:21:13 | -69.25, 110.09 | 103.77 | 79.64 | 68 |
| 12 | 10/14/2023 | 06:58:00 | -70.10,-108.12 | 101.93 | 10/14/2023 | 06:58:33 | -70.11,-108.12 | 101.93 | 0.62 | 33 |
| 13 | 10/14/2023 | 07:48:44 | 69.99, 59.36 | 77.97 | 10/14/2023 | 07:48:00 | 69.99, 59.36 | 77.97 | 0.26 | 44 |
| 14 | 10/16/2023 | 22:24:16 | 70.57,-160.38 | 79.52 | 10/16/2023 | 22:25:26 | 70.48,-159.32 | 79.43 | 40.46 | 70 |
| 15 | 10/16/2023 | 23:14:50 | -70.06, 7.74 | 100.99 | 10/16/2023 | 23:15:02 | -70.05, 7.69 | 101.00 | 2.02 | 12 |
| 16 | 10/17/2023 | 00:05:34 | 69.95, 175.21 | 78.92 | 10/17/2023 | 00:04:29 | 69.93, 175.17 | 78.90 | 2.30 | 65 |
Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 10/3/2023
Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 10/03/2023 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-9