Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-21 and AQUA Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 10/11/2025
| Index | Date (NOAA-21) | Time (NOAA-21) | Lat,Lon (NOAA-21) | SZA (NOAA-21 ) | Date (AQUA) | Time (AQUA) | Lat,Lon (AQUA) | SZA (AQUA ) | Distance(km) | Time Diff (sec) |
| 1 | 10/12/2025 | 02:04:42 | 81.27, 85.74 | 92.96 | 10/12/2025 | 02:04:57 | 81.27, 85.69 | 92.96 | 0.84 | 15 |
| 2 | 10/12/2025 | 02:55:26 | -81.27,-106.83 | 87.04 | 10/12/2025 | 02:54:15 | -81.27,-106.64 | 87.03 | 3.27 | 71 |
| 3 | 10/14/2025 | 10:44:49 | -81.27, 135.66 | 86.18 | 10/14/2025 | 10:46:00 | -81.28, 135.79 | 86.23 | 2.60 | 71 |
| 4 | 10/14/2025 | 11:35:34 | 81.27, -56.85 | 93.81 | 10/14/2025 | 11:35:18 | 81.26, -56.97 | 93.84 | 2.16 | 16 |
| 5 | 10/16/2025 | 20:15:41 | -81.27, -6.96 | 85.33 | 10/16/2025 | 20:16:20 | -81.28, -6.84 | 85.37 | 2.19 | 39 |
| 6 | 10/16/2025 | 21:06:25 | 81.27, 160.51 | 94.66 | 10/16/2025 | 21:05:37 | 81.25, 160.36 | 94.70 | 2.75 | 48 |
| 7 | 10/19/2025 | 05:46:32 | -81.27,-149.62 | 84.49 | 10/19/2025 | 05:46:38 | -81.27,-149.47 | 84.52 | 2.55 | 6 |
| 8 | 10/21/2025 | 14:26:40 | 81.27, -99.86 | 96.36 | 10/21/2025 | 14:27:38 | 81.26, -99.85 | 96.33 | 1.02 | 58 |
| 9 | 10/21/2025 | 15:17:23 | -81.26, 68.06 | 83.71 | 10/21/2025 | 15:16:56 | -81.26, 67.90 | 83.68 | 2.77 | 27 |
| 10 | 10/23/2025 | 23:57:31 | 81.27, 117.75 | 97.14 | 10/23/2025 | 23:57:54 | 81.27, 117.89 | 97.11 | 2.51 | 23 |
Figure of NOAA-21 and AQUA satellite orbits during SNOs since TLE Epoch: 10/11/2025
Download SNOs between NOAA-21 and AQUA since TLE EPOCH: 10/11/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and AQUA