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: 10/6/2025
| 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 | 10/07/2025 | 17:59:14 | -74.44, 78.18 | 99.66 | 10/07/2025 | 17:59:56 | -74.45, 78.29 | 99.67 | 3.38 | 42 |
| 2 | 10/07/2025 | 18:49:58 | 74.33,-114.21 | 80.23 | 10/07/2025 | 18:49:16 | 74.32,-114.33 | 80.24 | 3.46 | 42 |
| 3 | 10/10/2025 | 04:20:51 | 74.40, 102.88 | 81.22 | 10/10/2025 | 04:21:21 | 74.40, 102.79 | 81.22 | 2.99 | 30 |
| 4 | 10/10/2025 | 05:11:34 | -74.38, -89.74 | 98.80 | 10/10/2025 | 05:10:42 | -74.37, -89.63 | 98.80 | 3.48 | 52 |
| 5 | 10/12/2025 | 14:42:27 | -74.41, 127.47 | 97.87 | 10/12/2025 | 14:42:48 | -74.42, 127.41 | 97.86 | 2.41 | 21 |
| 6 | 10/12/2025 | 15:33:12 | 74.34, -65.06 | 82.07 | 10/12/2025 | 15:32:07 | 74.35, -65.08 | 82.09 | 1.11 | 65 |
| 7 | 10/15/2025 | 01:04:06 | 74.43, 152.00 | 83.05 | 10/15/2025 | 01:04:12 | 74.42, 152.01 | 83.04 | 0.86 | 6 |
| 8 | 10/15/2025 | 01:54:47 | -74.31, -40.36 | 97.07 | 10/15/2025 | 01:53:34 | -74.33, -40.54 | 97.03 | 5.83 | 73 |
| 9 | 10/17/2025 | 10:35:03 | 74.67, 8.64 | 84.19 | 10/17/2025 | 10:36:15 | 74.57, 9.27 | 84.05 | 21.89 | 72 |
| 10 | 10/17/2025 | 11:25:42 | -74.45, 176.55 | 96.04 | 10/17/2025 | 11:25:38 | -74.42, 176.59 | 96.07 | 3.39 | 4 |
| 11 | 10/17/2025 | 12:16:14 | 73.75, -14.39 | 83.22 | 10/17/2025 | 12:15:08 | 73.78, -17.15 | 83.36 | 85.82 | 66 |
| 12 | 10/19/2025 | 20:56:35 | -74.50, 33.70 | 95.13 | 10/19/2025 | 20:57:42 | -74.47, 33.65 | 95.16 | 2.99 | 67 |
| 13 | 10/19/2025 | 21:47:20 | 74.44,-158.84 | 84.83 | 10/19/2025 | 21:47:01 | 74.41,-158.82 | 84.80 | 3.36 | 19 |
Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 10/6/2025
Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 10/06/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and TERRA