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: 8/19/2025
| 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 | 08/20/2025 | 03:37:06 | 74.72, 112.99 | 62.73 | 08/20/2025 | 03:38:14 | 74.58, 115.05 | 62.44 | 62.74 | 68 |
| 2 | 08/20/2025 | 04:27:39 | -74.16, -78.22 | 117.91 | 08/20/2025 | 04:27:42 | -74.17, -78.22 | 117.90 | 1.43 | 3 |
| 3 | 08/20/2025 | 05:18:17 | 73.80, 89.98 | 61.70 | 08/20/2025 | 05:17:06 | 73.86, 88.77 | 61.86 | 38.08 | 71 |
| 4 | 08/22/2025 | 13:58:44 | -74.63, 137.82 | 116.58 | 08/22/2025 | 13:59:53 | -74.56, 139.54 | 116.78 | 51.30 | 69 |
| 5 | 08/22/2025 | 14:49:20 | 74.18, -53.69 | 62.92 | 08/22/2025 | 14:49:18 | 74.19, -53.64 | 62.92 | 1.57 | 2 |
| 6 | 08/22/2025 | 15:39:56 | -73.76, 114.66 | 117.55 | 08/22/2025 | 15:38:46 | -73.79, 113.16 | 117.40 | 46.81 | 70 |
| 7 | 08/25/2025 | 00:20:21 | 74.46, 162.85 | 64.05 | 08/25/2025 | 00:21:32 | 74.39, 163.71 | 63.91 | 26.82 | 71 |
| 8 | 08/25/2025 | 01:11:00 | -74.19, -29.13 | 116.25 | 08/25/2025 | 01:10:57 | -74.16, -29.15 | 116.28 | 3.23 | 3 |
| 9 | 08/25/2025 | 02:01:32 | 73.53, 139.77 | 63.03 | 08/25/2025 | 02:00:25 | 73.62, 137.35 | 63.28 | 76.50 | 67 |
| 10 | 08/27/2025 | 10:41:59 | -74.43,-172.46 | 115.16 | 08/27/2025 | 10:43:11 | -74.31,-171.94 | 115.33 | 20.31 | 72 |
| 11 | 08/27/2025 | 11:32:39 | 74.17, -4.50 | 64.56 | 08/27/2025 | 11:32:31 | 74.18, -4.56 | 64.58 | 2.17 | 8 |
| 12 | 08/27/2025 | 12:23:10 | -73.50, 164.43 | 116.18 | 08/27/2025 | 12:22:04 | -73.54, 161.73 | 115.95 | 85.48 | 66 |
| 13 | 08/29/2025 | 21:03:36 | 74.26,-147.46 | 65.51 | 08/29/2025 | 21:04:47 | 74.25,-147.51 | 65.48 | 1.83 | 71 |
| 14 | 08/29/2025 | 21:54:19 | -74.18, 20.05 | 114.57 | 08/29/2025 | 21:54:09 | -74.20, 20.02 | 114.56 | 1.66 | 10 |
| 15 | 09/01/2025 | 07:25:16 | -74.28,-122.92 | 113.61 | 09/01/2025 | 07:26:25 | -74.26,-122.95 | 113.65 | 2.19 | 69 |
| 16 | 09/01/2025 | 08:16:00 | 74.22, 44.54 | 66.34 | 09/01/2025 | 08:15:43 | 74.22, 44.64 | 66.33 | 2.80 | 17 |
Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 8/19/2025
Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 08/19/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and TERRA