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: 8/25/2025
| 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 | 08/27/2025 | 10:41:59 | -74.42,-172.45 | 115.17 | 08/27/2025 | 10:43:11 | -74.31,-171.94 | 115.33 | 19.66 | 72 |
| 2 | 08/27/2025 | 11:32:40 | 74.21, -4.59 | 64.61 | 08/27/2025 | 11:32:31 | 74.19, -4.54 | 64.59 | 2.47 | 9 |
| 3 | 08/27/2025 | 12:23:10 | -73.49, 164.45 | 116.19 | 08/27/2025 | 12:22:04 | -73.54, 161.73 | 115.95 | 85.96 | 66 |
| 4 | 08/29/2025 | 21:03:36 | 74.25,-147.44 | 65.50 | 08/29/2025 | 21:04:47 | 74.26,-147.51 | 65.48 | 2.23 | 71 |
| 5 | 08/29/2025 | 21:54:19 | -74.18, 20.06 | 114.58 | 08/29/2025 | 21:54:09 | -74.19, 20.00 | 114.57 | 2.06 | 10 |
| 6 | 09/01/2025 | 07:25:16 | -74.28,-122.92 | 113.62 | 09/01/2025 | 07:26:24 | -74.30,-122.86 | 113.62 | 2.95 | 68 |
| 7 | 09/01/2025 | 08:16:00 | 74.21, 44.57 | 66.32 | 09/01/2025 | 08:15:43 | 74.22, 44.62 | 66.33 | 1.70 | 17 |
| 8 | 09/03/2025 | 17:46:56 | 74.27, -98.30 | 67.25 | 09/03/2025 | 17:47:59 | 74.25, -98.42 | 67.23 | 3.83 | 63 |
| 9 | 09/03/2025 | 18:37:39 | -74.19, 69.20 | 112.82 | 09/03/2025 | 18:37:21 | -74.20, 69.13 | 112.81 | 2.28 | 18 |
| 10 | 09/06/2025 | 04:08:36 | -74.30, -73.80 | 111.83 | 09/06/2025 | 04:09:36 | -74.28, -73.81 | 111.86 | 2.42 | 60 |
| 11 | 09/06/2025 | 04:59:20 | 74.23, 93.69 | 68.11 | 09/06/2025 | 04:58:54 | 74.23, 93.76 | 68.11 | 2.17 | 26 |
| 12 | 09/08/2025 | 14:30:16 | 74.29, -49.20 | 69.07 | 09/08/2025 | 14:31:09 | 74.29, -49.23 | 69.05 | 1.06 | 53 |
| 13 | 09/08/2025 | 15:20:59 | -74.22, 118.30 | 111.00 | 09/08/2025 | 15:20:31 | -74.25, 118.34 | 110.98 | 3.03 | 28 |
Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 8/25/2025
Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 08/25/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and TERRA