Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-21 and TERRA Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 1/19/2026
| Index | Date (NOAA-21) | Time (NOAA-21) | Lat,Lon (NOAA-21) | SZA (NOAA-21 ) | Date (TERRA) | Time (TERRA) | Lat,Lon (TERRA) | SZA (TERRA ) | Distance(km) | Time Diff (sec) |
| 1 | 01/22/2026 | 06:54:31 | 74.94, 63.15 | 95.07 | 01/22/2026 | 06:55:25 | 74.95, 63.15 | 95.06 | 1.02 | 54 |
| 2 | 01/22/2026 | 07:45:14 | -74.89,-129.39 | 85.01 | 01/22/2026 | 07:44:47 | -74.86,-129.39 | 85.02 | 2.45 | 27 |
| 3 | 01/24/2026 | 17:16:12 | -74.92, 87.78 | 85.52 | 01/24/2026 | 17:16:38 | -74.91, 87.70 | 85.54 | 2.99 | 26 |
| 4 | 01/24/2026 | 18:06:57 | 74.88,-104.78 | 94.42 | 01/24/2026 | 18:05:56 | 74.86,-104.74 | 94.42 | 2.11 | 61 |
| 5 | 01/27/2026 | 02:47:15 | -75.19, -55.75 | 85.79 | 01/27/2026 | 02:48:26 | -75.08, -54.89 | 85.99 | 27.65 | 71 |
| 6 | 01/27/2026 | 03:37:55 | 74.91, 112.38 | 93.87 | 01/27/2026 | 03:37:46 | 74.93, 112.42 | 93.89 | 2.68 | 9 |
| 7 | 01/27/2026 | 04:28:25 | -74.24, -78.49 | 86.92 | 01/27/2026 | 04:27:19 | -74.28, -81.46 | 86.64 | 90.00 | 66 |
| 8 | 01/29/2026 | 13:08:53 | 74.96, -30.47 | 93.30 | 01/29/2026 | 13:09:36 | 74.98, -30.47 | 93.31 | 3.19 | 43 |
| 9 | 01/29/2026 | 13:59:36 | -74.91, 136.98 | 86.77 | 01/29/2026 | 13:58:58 | -74.89, 136.97 | 86.77 | 1.46 | 38 |
| 10 | 01/31/2026 | 23:30:33 | -74.96, -5.89 | 87.37 | 01/31/2026 | 23:30:46 | -74.97, -5.85 | 87.36 | 1.92 | 13 |
Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 1/19/2026
Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 01/19/2026 in txt file.
Historial Predications of SNOs between NOAA-21 and TERRA