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: 12/23/2023
| 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 | 12/24/2023 | 15:18:05 | -70.65, 125.52 | 85.98 | 12/24/2023 | 15:19:13 | -70.58, 127.37 | 86.10 | 68.76 | 68 |
| 2 | 12/24/2023 | 16:08:37 | 69.91, -66.01 | 93.25 | 12/24/2023 | 16:08:51 | 69.88, -66.00 | 93.22 | 3.44 | 14 |
| 3 | 12/24/2023 | 16:59:18 | -69.77, 101.52 | 86.90 | 12/24/2023 | 16:58:21 | -69.76, 101.47 | 86.90 | 1.87 | 57 |
| 4 | 12/27/2023 | 07:34:46 | -69.97,-117.64 | 86.76 | 12/27/2023 | 07:35:52 | -69.96,-117.65 | 86.78 | 1.79 | 66 |
| 5 | 12/27/2023 | 08:25:30 | 69.86, 49.84 | 93.13 | 12/27/2023 | 08:25:19 | 69.85, 49.84 | 93.12 | 0.80 | 11 |
| 6 | 12/27/2023 | 09:16:05 | -69.40,-142.17 | 87.35 | 12/27/2023 | 09:14:54 | -69.47,-143.05 | 87.26 | 35.31 | 71 |
| 7 | 12/29/2023 | 23:51:40 | -69.93, -1.80 | 86.93 | 12/29/2023 | 23:52:20 | -69.95, -1.78 | 86.92 | 2.45 | 40 |
| 8 | 12/30/2023 | 00:42:24 | 69.82, 165.67 | 92.96 | 12/30/2023 | 00:41:47 | 69.84, 165.72 | 92.98 | 2.98 | 37 |
| 9 | 01/01/2024 | 15:18:02 | 70.52, -54.27 | 93.51 | 01/01/2024 | 15:19:11 | 70.40, -52.88 | 93.34 | 53.39 | 69 |
| 10 | 01/01/2024 | 16:08:34 | -69.90, 114.02 | 87.14 | 01/01/2024 | 16:08:48 | -69.91, 114.05 | 87.14 | 1.53 | 14 |
| 11 | 01/01/2024 | 16:59:18 | 69.79, -78.51 | 92.74 | 01/01/2024 | 16:58:15 | 69.80, -78.46 | 92.75 | 1.90 | 63 |
| 12 | 01/04/2024 | 07:34:46 | 69.98, 62.36 | 92.71 | 01/04/2024 | 07:35:45 | 69.99, 62.42 | 92.70 | 2.39 | 59 |
| 13 | 01/04/2024 | 08:25:27 | -69.83,-130.10 | 87.46 | 01/04/2024 | 08:25:16 | -69.83,-130.17 | 87.46 | 2.67 | 11 |
| 14 | 01/04/2024 | 09:16:01 | 69.19, 38.14 | 91.88 | 01/04/2024 | 09:14:51 | 69.27, 36.72 | 92.01 | 56.51 | 70 |
Figure of NOAA-21 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 12/23/2023
Download SNOs between NOAA-21 and LANDSAT-9 since TLE EPOCH: 12/23/2023 in txt file.
Historial Predications of SNOs between NOAA-21 and LANDSAT-9