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: 3/10/2026
| 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 | 03/11/2026 | 15:22:13 | 75.15, -64.25 | 79.20 | 03/11/2026 | 15:22:42 | 75.14, -64.36 | 79.20 | 2.98 | 29 |
| 2 | 03/11/2026 | 16:12:56 | -75.11, 103.16 | 100.86 | 03/11/2026 | 16:12:02 | -75.08, 103.15 | 100.87 | 3.34 | 54 |
| 3 | 03/14/2026 | 00:53:11 | 75.29, 152.58 | 78.42 | 03/14/2026 | 00:54:23 | 75.23, 152.88 | 78.32 | 11.06 | 72 |
| 4 | 03/14/2026 | 01:43:52 | -75.16, -39.70 | 101.75 | 03/14/2026 | 01:43:43 | -75.18, -39.59 | 101.75 | 3.59 | 9 |
| 5 | 03/16/2026 | 11:14:47 | -75.22, 177.41 | 102.65 | 03/16/2026 | 11:15:24 | -75.20, 177.48 | 102.68 | 2.83 | 37 |
| 6 | 03/16/2026 | 12:05:31 | 75.12, -15.01 | 77.24 | 03/16/2026 | 12:04:44 | 75.11, -15.08 | 77.24 | 2.77 | 47 |
| 7 | 03/18/2026 | 20:45:51 | -75.65, 33.35 | 103.09 | 03/18/2026 | 20:46:59 | -75.55, 35.44 | 103.35 | 58.91 | 68 |
| 8 | 03/18/2026 | 21:36:27 | 75.19,-157.93 | 76.36 | 03/18/2026 | 21:36:24 | 75.20,-157.81 | 76.36 | 3.50 | 3 |
| 9 | 03/18/2026 | 22:27:00 | -74.66, 10.89 | 104.27 | 03/18/2026 | 22:25:52 | -74.75, 8.72 | 104.01 | 64.35 | 68 |
| 10 | 03/21/2026 | 07:07:22 | 75.22, 59.28 | 75.43 | 03/21/2026 | 07:08:05 | 75.23, 59.27 | 75.43 | 1.24 | 43 |
| 11 | 03/21/2026 | 07:58:05 | -75.16,-133.24 | 104.65 | 03/21/2026 | 07:57:26 | -75.14,-133.29 | 104.66 | 2.95 | 39 |
| 12 | 03/23/2026 | 16:38:30 | 75.86, -85.45 | 75.23 | 03/23/2026 | 16:39:35 | 75.79, -82.19 | 74.92 | 89.34 | 65 |
| 13 | 03/23/2026 | 17:29:00 | -75.19, 83.97 | 105.58 | 03/23/2026 | 17:29:06 | -75.20, 83.88 | 105.57 | 2.66 | 6 |
Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 3/10/2026
Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 03/10/2026 in txt file.
Historial Predications of SNOs between NOAA-21 and TERRA