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: 4/20/2026
| 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 | 04/21/2026 | 16:44:24 | -75.41, 94.77 | 116.24 | 04/21/2026 | 16:44:41 | -75.43, 94.82 | 116.24 | 2.29 | 17 |
| 2 | 04/21/2026 | 17:35:08 | 75.36, -97.76 | 63.69 | 04/21/2026 | 17:33:59 | 75.37, -97.65 | 63.71 | 3.33 | 69 |
| 3 | 04/24/2026 | 02:15:20 | -75.46, -48.12 | 116.99 | 04/24/2026 | 02:16:18 | -75.44, -48.09 | 117.03 | 2.15 | 58 |
| 4 | 04/24/2026 | 03:06:03 | 75.36, 119.49 | 62.89 | 04/24/2026 | 03:05:36 | 75.38, 119.42 | 62.92 | 2.69 | 27 |
| 5 | 04/26/2026 | 12:36:59 | 75.42, -23.42 | 62.17 | 04/26/2026 | 12:37:12 | 75.43, -23.40 | 62.18 | 1.59 | 13 |
| 6 | 04/26/2026 | 13:27:43 | -75.38, 144.01 | 117.89 | 04/26/2026 | 13:26:34 | -75.36, 144.05 | 117.90 | 3.04 | 69 |
| 7 | 04/28/2026 | 22:07:55 | 75.48,-166.34 | 61.48 | 04/28/2026 | 22:08:48 | 75.48,-166.25 | 61.45 | 2.58 | 53 |
| 8 | 04/28/2026 | 22:58:38 | -75.39, 1.25 | 118.64 | 04/28/2026 | 22:58:10 | -75.40, 1.22 | 118.62 | 1.51 | 28 |
| 9 | 05/01/2026 | 08:29:34 | -75.45,-141.67 | 119.31 | 05/01/2026 | 08:29:46 | -75.44,-141.65 | 119.33 | 1.65 | 12 |
| 10 | 05/01/2026 | 09:20:17 | 75.36, 25.92 | 60.58 | 05/01/2026 | 09:19:04 | 75.36, 25.82 | 60.60 | 2.68 | 73 |
| 11 | 05/03/2026 | 18:00:28 | -75.47, 75.54 | 120.00 | 05/03/2026 | 18:01:21 | -75.46, 75.46 | 120.02 | 2.41 | 53 |
| 12 | 05/03/2026 | 18:51:12 | 75.43,-117.01 | 59.94 | 05/03/2026 | 18:50:38 | 75.44,-116.94 | 59.95 | 2.25 | 34 |
Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 4/20/2026
Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 04/20/2026 in txt file.
Historial Predications of SNOs between NOAA-21 and TERRA