Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-20 and TERRA Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 10/18/2025
| Index | Date (NOAA-20) | Time (NOAA-20) | Lat,Lon (NOAA-20) | SZA (NOAA-20 ) | Date (TERRA) | Time (TERRA) | Lat,Lon (TERRA) | SZA (TERRA ) | Distance(km) | Time Diff (sec) |
| 1 | 10/21/2025 | 02:31:57 | -74.46, -50.20 | 94.72 | 10/21/2025 | 02:33:05 | -74.45, -50.28 | 94.74 | 2.37 | 68 |
| 2 | 10/21/2025 | 03:22:42 | 74.41, 117.24 | 85.24 | 10/21/2025 | 03:22:24 | 74.41, 117.29 | 85.24 | 1.65 | 18 |
| 3 | 10/23/2025 | 12:53:45 | 74.46, -25.64 | 86.14 | 10/23/2025 | 12:54:28 | 74.44, -25.70 | 86.11 | 3.00 | 43 |
| 4 | 10/23/2025 | 13:44:27 | -74.36, 141.93 | 93.96 | 10/23/2025 | 13:43:49 | -74.37, 141.81 | 93.95 | 3.91 | 38 |
| 5 | 10/25/2025 | 23:15:31 | -74.47, -1.09 | 93.03 | 10/25/2025 | 23:15:51 | -74.47, -1.03 | 93.03 | 2.04 | 20 |
| 6 | 10/26/2025 | 00:06:15 | 74.37, 166.48 | 86.88 | 10/26/2025 | 00:05:11 | 74.38, 166.43 | 86.90 | 1.91 | 64 |
| 7 | 10/28/2025 | 08:46:39 | -74.82,-144.80 | 91.84 | 10/28/2025 | 08:47:49 | -74.70,-143.57 | 92.02 | 38.55 | 70 |
| 8 | 10/28/2025 | 09:37:17 | 74.43, 23.56 | 87.76 | 10/28/2025 | 09:37:12 | 74.45, 23.52 | 87.77 | 2.21 | 5 |
| 9 | 10/28/2025 | 10:27:49 | -73.84,-167.64 | 92.87 | 10/28/2025 | 10:26:42 | -73.91,-170.02 | 92.71 | 73.73 | 67 |
| 10 | 10/30/2025 | 19:08:20 | 74.50,-119.38 | 88.62 | 10/30/2025 | 19:09:14 | 74.49,-119.45 | 88.60 | 2.78 | 54 |
| 11 | 10/30/2025 | 19:59:03 | -74.45, 48.07 | 91.43 | 10/30/2025 | 19:58:34 | -74.46, 48.16 | 91.42 | 3.06 | 29 |
Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 10/18/2025
Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 10/18/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and TERRA