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: 10/6/2023
| 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 | 10/06/2023 | 06:07:44 | -70.97, -96.87 | 104.09 | 10/06/2023 | 06:08:51 | -70.90, -94.59 | 104.18 | 83.17 | 67 |
| 2 | 10/06/2023 | 06:58:13 | 70.06, 71.90 | 75.00 | 10/06/2023 | 06:58:31 | 70.09, 71.85 | 75.03 | 3.27 | 18 |
| 3 | 10/06/2023 | 07:48:55 | -69.99,-120.67 | 105.06 | 10/06/2023 | 07:48:01 | -69.98,-120.67 | 105.08 | 1.32 | 54 |
| 4 | 10/08/2023 | 22:24:21 | -70.28, 20.04 | 103.77 | 10/08/2023 | 22:25:32 | -70.24, 20.30 | 103.82 | 10.68 | 71 |
| 5 | 10/08/2023 | 23:15:03 | 70.05,-172.30 | 76.02 | 10/08/2023 | 23:15:00 | 70.08,-172.28 | 76.04 | 3.10 | 3 |
| 6 | 10/09/2023 | 00:05:44 | -69.92, -4.78 | 104.11 | 10/09/2023 | 00:04:31 | -69.92, -4.88 | 104.11 | 3.72 | 73 |
| 7 | 10/11/2023 | 14:41:09 | -70.12, 136.07 | 102.92 | 10/11/2023 | 14:42:03 | -70.13, 136.03 | 102.91 | 2.22 | 54 |
| 8 | 10/11/2023 | 15:31:53 | 70.00, -56.44 | 76.98 | 10/11/2023 | 15:31:30 | 70.02, -56.48 | 77.00 | 3.00 | 23 |
| 9 | 10/11/2023 | 16:22:21 | -69.18, 112.08 | 103.84 | 10/11/2023 | 16:21:13 | -69.20, 110.03 | 103.81 | 80.73 | 68 |
| 10 | 10/14/2023 | 06:57:59 | -70.08,-108.08 | 101.96 | 10/14/2023 | 06:58:32 | -70.09,-108.15 | 101.95 | 2.91 | 33 |
| 11 | 10/14/2023 | 07:48:43 | 69.96, 59.41 | 77.94 | 10/14/2023 | 07:47:59 | 69.97, 59.34 | 77.95 | 2.95 | 44 |
| 12 | 10/16/2023 | 22:24:14 | 70.51,-160.28 | 79.46 | 10/16/2023 | 22:25:25 | 70.42,-159.40 | 79.37 | 33.84 | 71 |
| 13 | 10/16/2023 | 23:14:49 | -70.05, 7.75 | 101.00 | 10/16/2023 | 23:15:00 | -70.05, 7.69 | 101.00 | 2.54 | 11 |
| 14 | 10/17/2023 | 00:05:33 | 69.94, 175.23 | 78.91 | 10/17/2023 | 00:04:27 | 69.93, 175.17 | 78.90 | 2.49 | 66 |
| 15 | 10/19/2023 | 14:40:56 | 70.13, -43.90 | 80.05 | 10/19/2023 | 14:41:56 | 70.12, -43.95 | 80.04 | 2.42 | 60 |
| 16 | 10/19/2023 | 15:31:38 | -70.04, 123.56 | 100.04 | 10/19/2023 | 15:31:26 | -70.02, 123.54 | 100.06 | 2.47 | 12 |
| 17 | 10/19/2023 | 16:22:11 | 69.34, -68.11 | 79.29 | 10/19/2023 | 16:21:02 | 69.40, -69.66 | 79.34 | 61.03 | 69 |
Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 10/6/2023
Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 10/06/2023 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-9