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: 4/2/2026
| 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 | 04/04/2026 | 18:45:04 | -75.30, 64.64 | 110.18 | 04/04/2026 | 18:46:03 | -75.31, 64.61 | 110.19 | 1.11 | 59 |
| 2 | 04/04/2026 | 19:35:48 | 75.23,-127.85 | 69.73 | 04/04/2026 | 19:35:22 | 75.23,-127.91 | 69.74 | 1.74 | 26 |
| 3 | 04/07/2026 | 05:06:43 | 75.29, 89.28 | 68.88 | 04/07/2026 | 05:07:00 | 75.27, 89.22 | 68.86 | 2.21 | 17 |
| 4 | 04/07/2026 | 05:57:26 | -75.21,-103.19 | 111.23 | 04/07/2026 | 05:56:21 | -75.21,-103.27 | 111.21 | 2.51 | 65 |
| 5 | 04/09/2026 | 14:37:38 | 75.34, -53.61 | 68.04 | 04/09/2026 | 14:38:37 | 75.34, -53.57 | 68.01 | 1.14 | 59 |
| 6 | 04/09/2026 | 15:28:21 | -75.26, 113.94 | 112.07 | 04/09/2026 | 15:27:58 | -75.28, 113.95 | 112.05 | 2.05 | 23 |
| 7 | 04/12/2026 | 00:59:16 | -75.32, -28.95 | 112.90 | 04/12/2026 | 00:59:35 | -75.33, -28.89 | 112.90 | 1.76 | 19 |
| 8 | 04/12/2026 | 01:50:00 | 75.27, 138.52 | 67.04 | 04/12/2026 | 01:48:53 | 75.28, 138.65 | 67.05 | 3.93 | 67 |
| 9 | 04/14/2026 | 10:30:09 | -75.34,-171.71 | 113.76 | 04/14/2026 | 10:31:11 | -75.35,-171.80 | 113.76 | 3.00 | 62 |
| 10 | 04/14/2026 | 11:20:53 | 75.29, -4.26 | 66.18 | 04/14/2026 | 11:20:29 | 75.29, -4.27 | 66.19 | 0.59 | 24 |
| 11 | 04/16/2026 | 20:51:47 | 75.32,-147.05 | 65.35 | 04/16/2026 | 20:52:05 | 75.33,-147.13 | 65.37 | 3.00 | 18 |
Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 4/2/2026
Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 04/02/2026 in txt file.
Historial Predications of SNOs between NOAA-21 and TERRA