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: 10/29/2025
| 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 | 10/31/2025 | 23:54:01 | -74.93, -11.82 | 90.53 | 10/31/2025 | 23:55:10 | -74.85, -10.12 | 90.69 | 49.91 | 69 |
| 2 | 11/01/2025 | 00:44:38 | 74.49, 156.70 | 89.00 | 11/01/2025 | 00:44:35 | 74.52, 156.75 | 89.02 | 2.95 | 3 |
| 3 | 11/01/2025 | 01:35:12 | -74.03, -34.78 | 91.50 | 11/01/2025 | 01:34:03 | -74.07, -36.61 | 91.38 | 56.03 | 69 |
| 4 | 11/03/2025 | 10:15:31 | 74.59, 13.75 | 89.86 | 11/03/2025 | 10:16:36 | 74.59, 13.85 | 89.84 | 3.04 | 65 |
| 5 | 11/03/2025 | 11:06:13 | -74.50,-178.72 | 90.23 | 11/03/2025 | 11:05:57 | -74.50,-178.69 | 90.23 | 0.99 | 16 |
| 6 | 11/05/2025 | 20:37:05 | -74.55, 38.46 | 89.45 | 11/05/2025 | 20:37:58 | -74.54, 38.36 | 89.46 | 3.02 | 53 |
| 7 | 11/05/2025 | 21:27:50 | 74.50,-154.11 | 90.52 | 11/05/2025 | 21:27:17 | 74.52,-154.03 | 90.53 | 2.85 | 33 |
| 8 | 11/08/2025 | 06:58:41 | 74.56, 63.03 | 91.29 | 11/08/2025 | 06:59:16 | 74.59, 63.07 | 91.31 | 3.38 | 35 |
| 9 | 11/08/2025 | 07:49:24 | -74.51,-129.54 | 88.76 | 11/08/2025 | 07:48:37 | -74.50,-129.46 | 88.77 | 2.75 | 47 |
| 10 | 11/10/2025 | 17:20:16 | -74.57, 87.60 | 88.02 | 11/10/2025 | 17:20:37 | -74.54, 87.59 | 88.05 | 3.07 | 21 |
Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 10/29/2025
Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 10/29/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and TERRA