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: 2/21/2023
| 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 | 02/21/2023 | 14:40:58 | 70.57, -44.65 | 81.15 | 02/21/2023 | 14:42:08 | 70.45, -43.59 | 80.97 | 41.48 | 70 |
| 2 | 02/21/2023 | 15:31:32 | -70.06, 123.47 | 99.41 | 02/21/2023 | 15:31:43 | -70.05, 123.48 | 99.42 | 0.39 | 11 |
| 3 | 02/21/2023 | 16:22:16 | 69.93, -69.03 | 80.45 | 02/21/2023 | 16:21:10 | 69.95, -69.02 | 80.48 | 1.79 | 66 |
| 4 | 02/24/2023 | 06:57:47 | 70.12, 71.82 | 79.69 | 02/24/2023 | 06:58:38 | 70.09, 71.80 | 79.66 | 3.05 | 51 |
| 5 | 02/24/2023 | 07:48:29 | -70.03,-120.72 | 100.43 | 02/24/2023 | 07:48:07 | -70.03,-120.66 | 100.42 | 2.52 | 22 |
| 6 | 02/24/2023 | 08:38:56 | 69.01, 48.07 | 78.49 | 02/24/2023 | 08:37:50 | 69.04, 45.65 | 78.64 | 96.19 | 66 |
| 7 | 02/26/2023 | 22:24:16 | -71.00, 18.86 | 100.37 | 02/26/2023 | 22:25:23 | -70.86, 21.18 | 100.61 | 85.79 | 67 |
| 8 | 02/26/2023 | 23:14:44 | 70.05,-172.31 | 78.62 | 02/26/2023 | 23:15:03 | 70.04,-172.39 | 78.60 | 3.18 | 19 |
| 9 | 02/27/2023 | 00:05:26 | -69.95, -4.85 | 101.50 | 02/27/2023 | 00:04:32 | -69.98, -4.83 | 101.47 | 2.97 | 54 |
| 10 | 03/01/2023 | 14:40:58 | -70.15, 135.99 | 102.29 | 03/01/2023 | 14:41:59 | -70.17, 136.06 | 102.28 | 3.44 | 61 |
| 11 | 03/01/2023 | 15:31:41 | 69.99, -56.46 | 77.54 | 03/01/2023 | 15:31:27 | 70.00, -56.54 | 77.55 | 3.42 | 14 |
| 12 | 03/01/2023 | 16:22:15 | -69.46, 111.64 | 103.03 | 03/01/2023 | 16:21:04 | -69.51, 110.42 | 102.93 | 47.74 | 71 |
| 13 | 03/04/2023 | 06:57:55 | -70.09,-108.16 | 103.37 | 03/04/2023 | 06:58:23 | -70.11,-108.13 | 103.37 | 1.79 | 28 |
| 14 | 03/04/2023 | 07:48:39 | 69.99, 59.31 | 76.51 | 03/04/2023 | 07:47:50 | 69.99, 59.35 | 76.51 | 1.55 | 49 |
| 15 | 03/06/2023 | 22:24:09 | 70.15,-159.81 | 75.67 | 03/06/2023 | 22:25:15 | 70.17,-159.77 | 75.67 | 2.24 | 66 |
| 16 | 03/06/2023 | 23:14:51 | -70.04, 7.68 | 104.47 | 03/06/2023 | 23:14:45 | -70.06, 7.71 | 104.45 | 2.40 | 6 |
| 17 | 03/07/2023 | 00:05:29 | 69.63, 175.61 | 75.08 | 03/07/2023 | 00:04:17 | 69.67, 174.81 | 75.17 | 31.49 | 72 |
Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 2/21/2023
Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 02/21/2023 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-9