Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-21 and LANDSAT-8 Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 1/23/2025
| Index | Date (NOAA-21) | Time (NOAA-21) | Lat,Lon (NOAA-21) | SZA (NOAA-21 ) | Date (LANDSAT-8) | Time (LANDSAT-8) | Lat,Lon (LANDSAT-8) | SZA (LANDSAT-8 ) | Distance(km) | Time Diff (sec) |
| 1 | 01/23/2025 | 14:03:27 | 70.94, -35.68 | 90.30 | 01/23/2025 | 14:04:35 | 70.82, -33.71 | 90.10 | 72.87 | 68 |
| 2 | 01/23/2025 | 14:53:55 | -70.14, 132.93 | 90.56 | 01/23/2025 | 14:54:15 | -70.16, 132.93 | 90.55 | 1.82 | 20 |
| 3 | 01/23/2025 | 15:44:39 | 70.01, -59.57 | 89.30 | 01/23/2025 | 15:43:43 | 70.00, -59.64 | 89.30 | 3.13 | 56 |
| 4 | 01/26/2025 | 06:20:01 | 70.24, 81.25 | 88.91 | 01/26/2025 | 06:21:11 | 70.23, 81.29 | 88.87 | 2.51 | 70 |
| 5 | 01/26/2025 | 07:10:42 | -70.12,-111.24 | 91.24 | 01/26/2025 | 07:10:41 | -70.11,-111.24 | 91.25 | 1.46 | 1 |
| 6 | 01/26/2025 | 08:01:23 | 69.84, 56.49 | 88.46 | 01/26/2025 | 08:00:10 | 69.89, 56.10 | 88.54 | 16.35 | 73 |
| 7 | 01/28/2025 | 22:36:47 | 70.19,-162.87 | 88.15 | 01/28/2025 | 22:37:36 | 70.18,-162.87 | 88.14 | 0.82 | 49 |
| 8 | 01/28/2025 | 23:27:28 | -70.07, 4.64 | 91.99 | 01/28/2025 | 23:27:06 | -70.07, 4.60 | 91.99 | 1.58 | 22 |
| 9 | 01/31/2025 | 14:53:32 | 70.15, -47.00 | 87.38 | 01/31/2025 | 14:53:59 | 70.14, -47.03 | 87.37 | 1.13 | 27 |
| 10 | 01/31/2025 | 15:44:13 | -70.03, 120.50 | 92.76 | 01/31/2025 | 15:43:29 | -70.03, 120.45 | 92.75 | 1.97 | 44 |
| 11 | 02/03/2025 | 06:19:40 | -70.57, -99.16 | 92.95 | 02/03/2025 | 06:20:51 | -70.44, -98.33 | 93.12 | 33.81 | 71 |
| 12 | 02/03/2025 | 07:10:18 | 70.13, 68.83 | 86.59 | 02/03/2025 | 07:10:22 | 70.11, 68.83 | 86.56 | 1.98 | 4 |
| 13 | 02/03/2025 | 08:00:59 | -70.01,-123.66 | 93.56 | 02/03/2025 | 07:59:52 | -70.00,-123.69 | 93.55 | 1.16 | 67 |
| 14 | 02/05/2025 | 22:36:19 | -70.19, 17.23 | 94.15 | 02/05/2025 | 22:37:17 | -70.20, 17.23 | 94.15 | 1.10 | 58 |
| 15 | 02/05/2025 | 23:27:03 | 70.07,-175.27 | 85.72 | 02/05/2025 | 23:26:44 | 70.08,-175.29 | 85.73 | 1.76 | 19 |
Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 1/23/2025
Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 01/23/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and LANDSAT-8