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: 8/23/2025
| 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 | 08/25/2025 | 00:20:21 | 74.48, 162.82 | 64.07 | 08/25/2025 | 00:21:32 | 74.38, 163.67 | 63.90 | 27.81 | 71 |
| 2 | 08/25/2025 | 01:11:00 | -74.21, -29.17 | 116.23 | 08/25/2025 | 01:10:56 | -74.19, -29.08 | 116.25 | 3.08 | 4 |
| 3 | 08/25/2025 | 02:01:32 | 73.55, 139.74 | 63.04 | 08/25/2025 | 02:00:25 | 73.60, 137.32 | 63.27 | 76.25 | 67 |
| 4 | 08/27/2025 | 10:42:00 | -74.44,-172.51 | 115.14 | 08/27/2025 | 10:43:11 | -74.34,-171.87 | 115.30 | 22.18 | 71 |
| 5 | 08/27/2025 | 11:32:40 | 74.18, -4.53 | 64.58 | 08/27/2025 | 11:32:32 | 74.17, -4.59 | 64.57 | 2.56 | 8 |
| 6 | 08/27/2025 | 12:23:11 | -73.52, 164.40 | 116.16 | 08/27/2025 | 12:22:04 | -73.57, 161.80 | 115.93 | 82.12 | 67 |
| 7 | 08/29/2025 | 21:03:37 | 74.28,-147.49 | 65.52 | 08/29/2025 | 21:04:47 | 74.30,-147.42 | 65.52 | 3.03 | 70 |
| 8 | 08/29/2025 | 21:54:20 | -74.20, 20.01 | 114.56 | 08/29/2025 | 21:54:10 | -74.18, 19.98 | 114.57 | 2.60 | 10 |
| 9 | 09/01/2025 | 07:25:16 | -74.30,-122.96 | 113.60 | 09/01/2025 | 07:26:24 | -74.30,-122.87 | 113.62 | 2.86 | 68 |
| 10 | 09/01/2025 | 08:16:00 | 74.23, 44.52 | 66.35 | 09/01/2025 | 08:15:43 | 74.21, 44.61 | 66.33 | 3.42 | 17 |
| 11 | 09/03/2025 | 17:46:56 | 74.28, -98.34 | 67.27 | 09/03/2025 | 17:47:59 | 74.26, -98.40 | 67.24 | 2.71 | 63 |
| 12 | 09/03/2025 | 18:37:39 | -74.21, 69.17 | 112.81 | 09/03/2025 | 18:37:21 | -74.21, 69.15 | 112.80 | 0.81 | 18 |
| 13 | 09/06/2025 | 04:08:36 | -74.31, -73.82 | 111.82 | 09/06/2025 | 04:09:36 | -74.31, -73.75 | 111.84 | 2.13 | 60 |
| 14 | 09/06/2025 | 04:59:19 | 74.19, 93.78 | 68.07 | 09/06/2025 | 04:58:55 | 74.21, 93.70 | 68.09 | 3.04 | 24 |
Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 8/23/2025
Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 08/23/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and TERRA