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: 8/8/2025
| 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 | 08/10/2025 | 11:00:57 | -74.13,-176.48 | 120.94 | 08/10/2025 | 11:01:10 | -74.13,-176.48 | 120.95 | 0.48 | 13 |
| 2 | 08/10/2025 | 11:51:41 | 74.07, -9.01 | 59.00 | 08/10/2025 | 11:50:30 | 74.05, -8.98 | 58.99 | 2.73 | 71 |
| 3 | 08/12/2025 | 21:22:38 | 74.14,-151.92 | 59.79 | 08/12/2025 | 21:22:48 | 74.13,-151.94 | 59.77 | 1.96 | 10 |
| 4 | 08/12/2025 | 22:13:21 | -74.06, 15.60 | 120.30 | 08/12/2025 | 22:12:09 | -74.08, 15.61 | 120.27 | 1.73 | 72 |
| 5 | 08/15/2025 | 06:53:49 | 74.90, 63.34 | 61.39 | 08/15/2025 | 06:54:54 | 74.81, 66.53 | 61.08 | 93.02 | 65 |
| 6 | 08/15/2025 | 07:44:18 | -74.13,-127.31 | 119.49 | 08/15/2025 | 07:44:27 | -74.15,-127.36 | 119.47 | 2.24 | 9 |
| 7 | 08/15/2025 | 08:35:00 | 73.98, 40.39 | 60.35 | 08/15/2025 | 08:33:47 | 74.05, 40.09 | 60.46 | 11.90 | 73 |
| 8 | 08/17/2025 | 17:15:28 | -74.83, 88.10 | 117.93 | 08/17/2025 | 17:16:34 | -74.77, 90.96 | 118.19 | 83.70 | 66 |
| 9 | 08/17/2025 | 18:05:59 | 74.15,-102.78 | 61.30 | 08/17/2025 | 18:06:04 | 74.14,-102.82 | 61.30 | 1.39 | 5 |
| 10 | 08/17/2025 | 18:56:40 | -73.96, 65.00 | 118.90 | 08/17/2025 | 18:55:27 | -74.01, 64.54 | 118.81 | 14.65 | 73 |
| 11 | 08/20/2025 | 03:37:06 | 74.72, 113.01 | 62.72 | 08/20/2025 | 03:38:14 | 74.59, 115.08 | 62.45 | 62.68 | 68 |
| 12 | 08/20/2025 | 04:27:39 | -74.14, -78.17 | 117.93 | 08/20/2025 | 04:27:43 | -74.15, -78.27 | 117.92 | 3.17 | 4 |
Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 8/8/2025
Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 08/08/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and TERRA