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: 10/22/2023
| 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 | 10/22/2023 | 06:57:46 | 70.10, 71.94 | 80.97 | 10/22/2023 | 06:58:38 | 70.11, 71.86 | 80.99 | 3.34 | 52 |
| 2 | 10/22/2023 | 07:48:28 | -70.02,-120.63 | 99.10 | 10/22/2023 | 07:48:08 | -70.00,-120.67 | 99.12 | 2.92 | 20 |
| 3 | 10/22/2023 | 08:38:56 | 69.05, 48.09 | 79.95 | 10/22/2023 | 08:37:50 | 69.07, 45.72 | 79.96 | 94.14 | 66 |
| 4 | 10/24/2023 | 23:14:36 | 70.10,-172.28 | 81.92 | 10/24/2023 | 23:15:06 | 70.13,-172.23 | 81.94 | 3.26 | 30 |
| 5 | 10/25/2023 | 00:05:17 | -69.97, -4.76 | 98.21 | 10/25/2023 | 00:04:37 | -69.96, -4.84 | 98.22 | 3.10 | 40 |
| 6 | 10/27/2023 | 14:40:50 | -70.70, 135.25 | 96.58 | 10/27/2023 | 14:41:59 | -70.59, 136.69 | 96.69 | 54.52 | 69 |
| 7 | 10/27/2023 | 15:31:24 | 70.07, -56.43 | 82.80 | 10/27/2023 | 15:31:34 | 70.05, -56.45 | 82.78 | 2.05 | 10 |
| 8 | 10/27/2023 | 16:22:05 | -69.93, 111.09 | 97.33 | 10/27/2023 | 16:21:04 | -69.94, 111.02 | 97.33 | 2.84 | 61 |
| 9 | 10/30/2023 | 06:57:29 | -70.15,-108.08 | 96.24 | 10/30/2023 | 06:58:34 | -70.16,-108.06 | 96.24 | 1.05 | 65 |
| 10 | 10/30/2023 | 07:48:13 | 70.04, 59.40 | 83.66 | 10/30/2023 | 07:48:01 | 70.05, 59.43 | 83.67 | 1.39 | 12 |
| 11 | 10/30/2023 | 08:38:48 | -69.58,-132.60 | 96.79 | 10/30/2023 | 08:37:36 | -69.66,-133.47 | 96.71 | 34.66 | 72 |
| 12 | 11/01/2023 | 23:14:18 | -70.13, 7.75 | 95.40 | 11/01/2023 | 23:15:01 | -70.12, 7.78 | 95.41 | 1.95 | 43 |
| 13 | 11/02/2023 | 00:05:02 | 70.03, 175.21 | 84.52 | 11/02/2023 | 00:04:28 | 70.01, 175.27 | 84.49 | 3.10 | 34 |
| 14 | 11/04/2023 | 14:40:39 | 70.95, -45.10 | 86.27 | 11/04/2023 | 14:41:46 | 70.81, -42.93 | 86.12 | 80.65 | 67 |
| 15 | 11/04/2023 | 15:31:06 | -70.07, 123.63 | 94.62 | 11/04/2023 | 15:31:28 | -70.05, 123.58 | 94.65 | 3.46 | 22 |
| 16 | 11/04/2023 | 16:21:50 | 69.97, -68.91 | 85.30 | 11/04/2023 | 16:20:54 | 69.98, -68.86 | 85.31 | 2.30 | 56 |
Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 10/22/2023
Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 10/22/2023 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-9