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: 1/22/2025
| 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 | 70.96, -35.71 | 90.32 | 01/23/2025 | 14:04:34 | 70.86, -33.66 | 90.13 | 75.55 | 67 |
| 2 | 01/23/2025 | 14:53:55 | -70.16, 132.90 | 90.54 | 01/23/2025 | 14:54:15 | -70.14, 132.90 | 90.57 | 2.68 | 20 |
| 3 | 01/23/2025 | 15:44:39 | 70.03, -59.60 | 89.32 | 01/23/2025 | 15:43:42 | 70.03, -59.60 | 89.33 | 0.16 | 57 |
| 4 | 01/26/2025 | 06:20:00 | 70.21, 81.30 | 88.87 | 01/26/2025 | 06:21:11 | 70.20, 81.26 | 88.85 | 1.98 | 71 |
| 5 | 01/26/2025 | 07:10:42 | -70.14,-111.27 | 91.22 | 01/26/2025 | 07:10:40 | -70.14,-111.20 | 91.22 | 2.96 | 2 |
| 6 | 01/26/2025 | 08:01:22 | 69.80, 56.54 | 88.43 | 01/26/2025 | 08:00:10 | 69.87, 56.07 | 88.52 | 19.65 | 72 |
| 7 | 01/28/2025 | 22:36:47 | 70.21,-162.90 | 88.17 | 01/28/2025 | 22:37:35 | 70.20,-162.84 | 88.16 | 2.23 | 48 |
| 8 | 01/28/2025 | 23:27:28 | -70.09, 4.61 | 91.97 | 01/28/2025 | 23:27:05 | -70.09, 4.63 | 91.96 | 1.03 | 23 |
| 9 | 01/31/2025 | 14:53:33 | 70.17, -47.03 | 87.40 | 01/31/2025 | 14:53:59 | 70.16, -47.00 | 87.38 | 1.83 | 26 |
| 10 | 01/31/2025 | 15:44:14 | -70.05, 120.47 | 92.74 | 01/31/2025 | 15:43:29 | -70.05, 120.47 | 92.74 | 0.19 | 45 |
| 11 | 02/03/2025 | 06:19:39 | -70.53, -99.11 | 92.98 | 02/03/2025 | 06:20:50 | -70.45, -98.32 | 93.11 | 30.82 | 71 |
| 12 | 02/03/2025 | 07:10:17 | 70.09, 68.88 | 86.55 | 02/03/2025 | 07:10:21 | 70.11, 68.84 | 86.57 | 2.67 | 4 |
| 13 | 02/03/2025 | 08:00:59 | -70.02,-123.69 | 93.54 | 02/03/2025 | 07:59:51 | -70.00,-123.68 | 93.55 | 2.29 | 68 |
Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 1/22/2025
Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 01/22/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and LANDSAT-8