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: 8/14/2025
| 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 | 74.91, 63.31 | 61.40 | 08/15/2025 | 06:54:54 | 74.79, 66.48 | 61.07 | 93.06 | 65 |
| 2 | 08/15/2025 | 07:44:18 | -74.15,-127.36 | 119.46 | 08/15/2025 | 07:44:26 | -74.17,-127.31 | 119.45 | 2.26 | 8 |
| 3 | 08/15/2025 | 08:35:00 | 73.99, 40.35 | 60.37 | 08/15/2025 | 08:33:47 | 74.03, 40.04 | 60.44 | 10.26 | 73 |
| 4 | 08/17/2025 | 17:15:28 | -74.86, 88.03 | 117.90 | 08/17/2025 | 17:16:34 | -74.73, 90.88 | 118.22 | 84.03 | 66 |
| 5 | 08/17/2025 | 18:05:59 | 74.17,-102.82 | 61.32 | 08/17/2025 | 18:06:03 | 74.17,-102.76 | 61.32 | 1.85 | 4 |
| 6 | 08/17/2025 | 18:56:39 | -73.94, 65.06 | 118.93 | 08/17/2025 | 18:55:26 | -74.02, 64.58 | 118.80 | 17.28 | 73 |
| 7 | 08/20/2025 | 03:37:05 | 74.69, 113.08 | 62.69 | 08/20/2025 | 03:38:13 | 74.61, 115.13 | 62.47 | 60.98 | 68 |
| 8 | 08/20/2025 | 04:27:39 | -74.17, -78.24 | 117.90 | 08/20/2025 | 04:27:42 | -74.16, -78.24 | 117.91 | 0.93 | 3 |
| 9 | 08/20/2025 | 05:18:16 | 73.76, 90.06 | 61.66 | 08/20/2025 | 05:17:06 | 73.84, 88.73 | 61.84 | 42.07 | 70 |
| 10 | 08/22/2025 | 13:58:44 | -74.64, 137.79 | 116.57 | 08/22/2025 | 13:59:53 | -74.54, 139.51 | 116.79 | 51.94 | 69 |
| 11 | 08/22/2025 | 14:49:19 | 74.15, -53.61 | 62.89 | 08/22/2025 | 14:49:18 | 74.17, -53.68 | 62.91 | 3.01 | 1 |
| 12 | 08/22/2025 | 15:39:56 | -73.77, 114.63 | 117.53 | 08/22/2025 | 15:38:45 | -73.83, 113.25 | 117.37 | 43.54 | 71 |
| 13 | 08/25/2025 | 00:20:21 | 74.48, 162.80 | 64.07 | 08/25/2025 | 00:21:32 | 74.37, 163.66 | 63.89 | 28.51 | 71 |
| 14 | 08/25/2025 | 01:11:00 | -74.20, -29.16 | 116.24 | 08/25/2025 | 01:10:56 | -74.20, -29.07 | 116.25 | 2.85 | 4 |
| 15 | 08/25/2025 | 02:01:32 | 73.55, 139.72 | 63.05 | 08/25/2025 | 02:00:25 | 73.60, 137.31 | 63.26 | 76.13 | 67 |
| 16 | 08/27/2025 | 10:41:59 | -74.39,-172.38 | 115.20 | 08/27/2025 | 10:43:11 | -74.34,-171.87 | 115.30 | 16.53 | 72 |
| 17 | 08/27/2025 | 11:32:40 | 74.19, -4.55 | 64.59 | 08/27/2025 | 11:32:31 | 74.20, -4.50 | 64.60 | 2.08 | 9 |
Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 8/14/2025
Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 08/14/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and TERRA