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: 4/12/2023
| 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 | 04/13/2023 | 06:07:46 | -70.21, -95.74 | 118.81 | 04/13/2023 | 06:08:48 | -70.23, -95.68 | 118.81 | 3.08 | 62 |
| 2 | 04/13/2023 | 06:58:30 | 70.10, 71.74 | 61.06 | 04/13/2023 | 06:58:16 | 70.07, 71.75 | 61.03 | 2.97 | 14 |
| 3 | 04/13/2023 | 07:49:03 | -69.53,-120.09 | 119.54 | 04/13/2023 | 07:47:53 | -69.57,-121.31 | 119.47 | 47.62 | 70 |
| 4 | 04/15/2023 | 22:24:42 | -70.15, 20.12 | 119.84 | 04/15/2023 | 22:25:16 | -70.14, 20.08 | 119.86 | 2.33 | 34 |
| 5 | 04/15/2023 | 23:15:26 | 70.04,-172.40 | 60.03 | 04/15/2023 | 23:14:43 | 70.03,-172.43 | 60.03 | 1.37 | 43 |
| 6 | 04/18/2023 | 13:50:58 | 70.36, -31.75 | 59.44 | 04/18/2023 | 13:52:10 | 70.29, -31.45 | 59.36 | 13.28 | 72 |
| 7 | 04/18/2023 | 14:41:37 | -70.10, 135.97 | 120.84 | 04/18/2023 | 14:41:41 | -70.12, 135.95 | 120.82 | 2.80 | 4 |
| 8 | 04/18/2023 | 15:32:21 | 69.99, -56.55 | 59.03 | 04/18/2023 | 15:31:08 | 70.02, -56.56 | 59.06 | 2.96 | 73 |
| 9 | 04/21/2023 | 06:07:52 | 70.21, 84.25 | 58.36 | 04/21/2023 | 06:08:37 | 70.19, 84.30 | 58.33 | 2.51 | 45 |
| 10 | 04/21/2023 | 06:58:33 | -70.06,-108.20 | 121.82 | 04/21/2023 | 06:58:07 | -70.08,-108.23 | 121.79 | 2.97 | 26 |
| 11 | 04/23/2023 | 21:34:17 | -70.96, 31.50 | 121.75 | 04/23/2023 | 21:35:25 | -70.83, 33.49 | 121.94 | 73.90 | 68 |
| 12 | 04/23/2023 | 22:24:47 | 70.12,-159.84 | 57.37 | 04/23/2023 | 22:25:03 | 70.12,-159.92 | 57.36 | 3.05 | 16 |
| 13 | 04/23/2023 | 23:15:29 | -70.02, 7.63 | 122.75 | 04/23/2023 | 23:14:33 | -70.01, 7.56 | 122.76 | 2.99 | 56 |
| 14 | 04/26/2023 | 13:50:59 | -70.20, 148.50 | 123.42 | 04/26/2023 | 13:52:00 | -70.24, 148.50 | 123.40 | 3.65 | 61 |
| 15 | 04/26/2023 | 14:41:43 | 70.10, -44.03 | 56.46 | 04/26/2023 | 14:41:27 | 70.12, -44.02 | 56.48 | 2.43 | 16 |
| 16 | 04/26/2023 | 15:32:16 | -69.52, 124.14 | 124.15 | 04/26/2023 | 15:31:05 | -69.57, 122.86 | 124.06 | 50.40 | 71 |
Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 4/12/2023
Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 04/12/2023 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-9