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: 8/13/2025
| 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 | 08/15/2025 | 06:53:49 | 74.90, 63.33 | 61.39 | 08/15/2025 | 06:54:54 | 74.80, 66.50 | 61.08 | 92.74 | 65 |
| 2 | 08/15/2025 | 07:44:18 | -74.14,-127.33 | 119.47 | 08/15/2025 | 07:44:27 | -74.13,-127.40 | 119.49 | 2.53 | 9 |
| 3 | 08/15/2025 | 08:35:00 | 73.98, 40.38 | 60.36 | 08/15/2025 | 08:33:47 | 74.04, 40.07 | 60.45 | 11.36 | 73 |
| 4 | 08/17/2025 | 17:15:28 | -74.85, 88.07 | 117.91 | 08/17/2025 | 17:16:34 | -74.75, 90.91 | 118.21 | 83.62 | 66 |
| 5 | 08/17/2025 | 18:05:59 | 74.16,-102.80 | 61.31 | 08/17/2025 | 18:06:03 | 74.18,-102.74 | 61.33 | 3.17 | 4 |
| 6 | 08/17/2025 | 18:56:39 | -73.93, 65.08 | 118.94 | 08/17/2025 | 18:55:26 | -74.04, 64.61 | 118.79 | 18.83 | 73 |
| 7 | 08/20/2025 | 03:37:06 | 74.73, 112.98 | 62.73 | 08/20/2025 | 03:38:13 | 74.62, 115.16 | 62.48 | 65.14 | 67 |
| 8 | 08/20/2025 | 04:27:39 | -74.16, -78.21 | 117.91 | 08/20/2025 | 04:27:42 | -74.17, -78.21 | 117.90 | 1.76 | 3 |
| 9 | 08/20/2025 | 05:18:17 | 73.80, 89.97 | 61.71 | 08/20/2025 | 05:17:06 | 73.85, 88.76 | 61.85 | 37.91 | 71 |
| 10 | 08/22/2025 | 13:58:44 | -74.63, 137.82 | 116.58 | 08/22/2025 | 13:59:53 | -74.55, 139.54 | 116.78 | 51.30 | 69 |
| 11 | 08/22/2025 | 14:49:20 | 74.19, -53.70 | 62.93 | 08/22/2025 | 14:49:18 | 74.18, -53.66 | 62.91 | 1.72 | 2 |
| 12 | 08/22/2025 | 15:39:56 | -73.76, 114.66 | 117.55 | 08/22/2025 | 15:38:46 | -73.79, 113.16 | 117.40 | 46.83 | 70 |
| 13 | 08/25/2025 | 00:20:21 | 74.47, 162.83 | 64.06 | 08/25/2025 | 00:21:32 | 74.38, 163.68 | 63.90 | 27.31 | 71 |
| 14 | 08/25/2025 | 01:11:00 | -74.19, -29.13 | 116.25 | 08/25/2025 | 01:10:56 | -74.21, -29.05 | 116.24 | 3.03 | 4 |
| 15 | 08/25/2025 | 02:01:32 | 73.54, 139.75 | 63.04 | 08/25/2025 | 02:00:25 | 73.60, 137.33 | 63.27 | 76.54 | 67 |
| 16 | 08/27/2025 | 10:42:00 | -74.43,-172.47 | 115.16 | 08/27/2025 | 10:43:11 | -74.35,-171.85 | 115.30 | 20.78 | 71 |
| 17 | 08/27/2025 | 11:32:40 | 74.18, -4.52 | 64.57 | 08/27/2025 | 11:32:32 | 74.16, -4.60 | 64.56 | 3.18 | 8 |
Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 8/13/2025
Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 08/13/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and TERRA