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: 6/9/2023
| 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 | 06/10/2023 | 06:44:08 | -70.77,-105.99 | 132.25 | 06/10/2023 | 06:45:17 | -70.66,-104.35 | 132.41 | 61.44 | 69 |
| 2 | 06/10/2023 | 07:34:41 | 70.07, 62.42 | 47.02 | 06/10/2023 | 07:34:53 | 70.07, 62.43 | 47.01 | 0.40 | 12 |
| 3 | 06/10/2023 | 08:25:22 | -69.94,-130.06 | 133.13 | 06/10/2023 | 08:24:23 | -69.95,-130.10 | 133.10 | 2.56 | 59 |
| 4 | 06/12/2023 | 23:00:50 | -70.15, 10.76 | 133.08 | 06/12/2023 | 23:01:52 | -70.16, 10.79 | 133.08 | 1.77 | 62 |
| 5 | 06/12/2023 | 23:51:34 | 70.03, 178.25 | 46.80 | 06/12/2023 | 23:51:19 | 70.06, 178.29 | 46.82 | 3.09 | 15 |
| 6 | 06/13/2023 | 00:42:07 | -69.47, -13.60 | 133.79 | 06/13/2023 | 00:40:56 | -69.56, -14.76 | 133.66 | 46.37 | 71 |
| 7 | 06/15/2023 | 15:17:44 | -70.11, 126.59 | 133.25 | 06/15/2023 | 15:18:19 | -70.13, 126.63 | 133.24 | 2.28 | 35 |
| 8 | 06/15/2023 | 16:08:28 | 70.00, -65.93 | 46.63 | 06/15/2023 | 16:07:46 | 70.02, -65.88 | 46.66 | 2.87 | 42 |
| 9 | 06/18/2023 | 06:44:02 | 70.49, 74.45 | 47.07 | 06/18/2023 | 06:45:13 | 70.34, 75.19 | 46.89 | 32.39 | 71 |
| 10 | 06/18/2023 | 07:34:38 | -70.08,-117.59 | 133.36 | 06/18/2023 | 07:34:46 | -70.07,-117.57 | 133.38 | 1.58 | 8 |
| 11 | 06/18/2023 | 08:25:22 | 69.97, 49.88 | 46.53 | 06/18/2023 | 08:24:13 | 69.96, 49.92 | 46.52 | 2.22 | 69 |
| 12 | 06/20/2023 | 23:00:50 | 70.16,-169.26 | 46.69 | 06/20/2023 | 23:01:42 | 70.15,-169.21 | 46.67 | 2.24 | 52 |
| 13 | 06/20/2023 | 23:51:32 | -70.06, -1.79 | 133.42 | 06/20/2023 | 23:51:12 | -70.04, -1.72 | 133.44 | 3.01 | 20 |
| 14 | 06/21/2023 | 00:42:00 | 69.10, 166.91 | 45.59 | 06/21/2023 | 00:40:53 | 69.15, 164.72 | 45.72 | 87.03 | 67 |
| 15 | 06/23/2023 | 15:17:42 | 70.09, -53.39 | 46.64 | 06/23/2023 | 15:18:07 | 70.09, -53.40 | 46.63 | 0.43 | 25 |
| 16 | 06/23/2023 | 16:08:24 | -69.99, 114.09 | 133.47 | 06/23/2023 | 16:07:37 | -69.99, 114.09 | 133.47 | 0.24 | 47 |
Figure of NOAA-21 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 6/9/2023
Download SNOs between NOAA-21 and LANDSAT-9 since TLE EPOCH: 06/09/2023 in txt file.
Historial Predications of SNOs between NOAA-21 and LANDSAT-9