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: 10/16/2025
| 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 | 10/17/2025 | 10:35:04 | 74.69, 8.58 | 84.22 | 10/17/2025 | 10:36:16 | 74.58, 9.29 | 84.06 | 24.42 | 72 |
| 2 | 10/17/2025 | 11:25:42 | -74.43, 176.59 | 96.06 | 10/17/2025 | 11:25:39 | -74.42, 176.58 | 96.07 | 1.42 | 3 |
| 3 | 10/17/2025 | 12:16:15 | 73.77, -14.45 | 83.24 | 10/17/2025 | 12:15:09 | 73.79, -17.14 | 83.38 | 83.48 | 66 |
| 4 | 10/19/2025 | 20:56:35 | -74.48, 33.76 | 95.15 | 10/19/2025 | 20:57:43 | -74.49, 33.68 | 95.14 | 2.94 | 68 |
| 5 | 10/19/2025 | 21:47:20 | 74.41,-158.76 | 84.80 | 10/19/2025 | 21:47:02 | 74.44,-158.76 | 84.83 | 3.78 | 18 |
| 6 | 10/22/2025 | 07:18:14 | 74.52, 58.25 | 85.76 | 10/22/2025 | 07:19:06 | 74.49, 58.29 | 85.73 | 2.68 | 52 |
| 7 | 10/22/2025 | 08:08:55 | -74.44,-134.24 | 94.31 | 10/22/2025 | 08:08:26 | -74.43,-134.19 | 94.32 | 1.88 | 29 |
| 8 | 10/24/2025 | 17:39:48 | -74.50, 82.89 | 93.42 | 10/24/2025 | 17:40:29 | -74.50, 82.90 | 93.43 | 0.31 | 41 |
| 9 | 10/24/2025 | 18:30:33 | 74.44,-109.65 | 86.54 | 10/24/2025 | 18:29:48 | 74.45,-109.53 | 86.55 | 3.60 | 45 |
| 10 | 10/27/2025 | 04:01:26 | 74.51, 107.45 | 87.43 | 10/27/2025 | 04:01:51 | 74.50, 107.50 | 87.40 | 2.37 | 25 |
| 11 | 10/27/2025 | 04:52:08 | -74.43, -85.01 | 92.65 | 10/27/2025 | 04:51:12 | -74.43, -84.99 | 92.65 | 0.80 | 56 |
| 12 | 10/29/2025 | 14:23:01 | -74.50, 132.08 | 91.78 | 10/29/2025 | 14:23:14 | -74.49, 132.08 | 91.80 | 1.76 | 13 |
Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 10/16/2025
Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 10/16/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and TERRA