Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-21 and LANDSAT-9 Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 7/9/2023
| Index | Date (NOAA-21) | Time (NOAA-21) | Lat,Lon (NOAA-21) | SZA (NOAA-21 ) | Date (LANDSAT-9) | Time (LANDSAT-9) | Lat,Lon (LANDSAT-9) | SZA (LANDSAT-9 ) | Distance(km) | Time Diff (sec) |
| 1 | 07/09/2023 | 15:17:33 | 70.07, -53.33 | 47.73 | 07/09/2023 | 15:18:34 | 70.09, -53.29 | 47.74 | 3.13 | 61 |
| 2 | 07/09/2023 | 16:08:15 | -69.98, 114.13 | 132.36 | 07/09/2023 | 16:08:04 | -69.98, 114.18 | 132.37 | 2.22 | 11 |
| 3 | 07/09/2023 | 16:58:49 | 69.34, -77.63 | 46.97 | 07/09/2023 | 16:57:39 | 69.44, -78.91 | 47.13 | 51.69 | 70 |
| 4 | 07/12/2023 | 07:34:26 | 70.06, 62.46 | 48.07 | 07/12/2023 | 07:35:05 | 70.05, 62.53 | 48.05 | 2.96 | 39 |
| 5 | 07/12/2023 | 08:25:07 | -69.91,-130.00 | 132.08 | 07/12/2023 | 08:24:35 | -69.93,-130.00 | 132.06 | 2.64 | 32 |
| 6 | 07/14/2023 | 23:00:48 | -70.89, 9.60 | 130.66 | 07/14/2023 | 23:01:55 | -70.79, 11.86 | 130.86 | 83.39 | 67 |
| 7 | 07/14/2023 | 23:51:17 | 70.00, 178.32 | 48.41 | 07/14/2023 | 23:51:35 | 69.98, 178.31 | 48.38 | 2.97 | 18 |
| 8 | 07/15/2023 | 00:41:58 | -69.85, -14.13 | 131.75 | 07/15/2023 | 00:41:05 | -69.87, -14.21 | 131.72 | 3.38 | 53 |
| 9 | 07/17/2023 | 15:17:26 | -70.11, 126.63 | 131.05 | 07/17/2023 | 15:18:37 | -70.10, 126.73 | 131.08 | 3.84 | 71 |
| 10 | 07/17/2023 | 16:08:09 | 69.96, -65.83 | 48.80 | 07/17/2023 | 16:08:05 | 69.94, -65.86 | 48.78 | 2.03 | 4 |
| 11 | 07/17/2023 | 16:58:49 | -69.75, 101.80 | 131.42 | 07/17/2023 | 16:57:36 | -69.78, 101.55 | 131.37 | 10.03 | 73 |
| 12 | 07/20/2023 | 07:34:18 | -70.07,-117.53 | 130.62 | 07/20/2023 | 07:35:07 | -70.05,-117.47 | 130.65 | 3.21 | 49 |
| 13 | 07/20/2023 | 08:25:01 | 69.92, 50.01 | 49.23 | 07/20/2023 | 08:24:34 | 69.94, 50.02 | 49.26 | 2.20 | 27 |
| 14 | 07/20/2023 | 09:15:26 | -68.91,-141.24 | 131.82 | 07/20/2023 | 09:14:20 | -68.95,-143.66 | 131.67 | 97.20 | 66 |
| 15 | 07/22/2023 | 23:51:09 | -69.98, -1.62 | 130.19 | 07/22/2023 | 23:51:37 | -69.97, -1.69 | 130.20 | 3.05 | 28 |
| 16 | 07/23/2023 | 00:41:53 | 69.88, 165.83 | 49.72 | 07/23/2023 | 00:41:03 | 69.91, 165.87 | 49.75 | 3.01 | 50 |
Figure of NOAA-21 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 7/9/2023
Download SNOs between NOAA-21 and LANDSAT-9 since TLE EPOCH: 07/09/2023 in txt file.
Historial Predications of SNOs between NOAA-21 and LANDSAT-9