Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-21 and METOP-B Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 3/3/2025
| Index | Date (NOAA-21) | Time (NOAA-21) | Lat,Lon (NOAA-21) | SZA (NOAA-21 ) | Date (METOP-B) | Time (METOP-B) | Lat,Lon (METOP-B) | SZA (METOP-B ) | Distance(km) | Time Diff (sec) |
| 1 | 03/11/2025 | 20:19:01 | -74.64, 42.82 | 101.56 | 03/11/2025 | 20:20:07 | -74.59, 45.80 | 101.82 | 88.08 | 66 |
| 2 | 03/11/2025 | 21:09:42 | 74.41,-149.26 | 78.16 | 03/11/2025 | 21:10:51 | 74.39,-147.38 | 78.01 | 56.07 | 69 |
| 3 | 03/11/2025 | 22:00:24 | -74.31, 18.33 | 101.97 | 03/11/2025 | 22:01:35 | -74.28, 19.68 | 102.10 | 40.79 | 71 |
| 4 | 03/11/2025 | 22:51:06 | 74.12,-173.89 | 77.81 | 03/11/2025 | 22:52:19 | 74.08,-173.49 | 77.72 | 13.14 | 73 |
| 5 | 03/11/2025 | 23:41:48 | -74.02, -6.32 | 102.33 | 03/11/2025 | 23:43:02 | -74.03, -6.30 | 102.34 | 1.23 | 74 |
| 6 | 03/12/2025 | 00:32:34 | 74.03, 160.96 | 77.67 | 03/12/2025 | 00:33:42 | 74.02, 161.02 | 77.64 | 2.06 | 68 |
| 7 | 03/12/2025 | 01:23:18 | -74.02, -31.71 | 102.35 | 03/12/2025 | 01:24:24 | -74.02, -31.66 | 102.38 | 1.73 | 66 |
| 8 | 03/12/2025 | 02:14:03 | 73.98, 135.69 | 77.60 | 03/12/2025 | 02:15:04 | 74.01, 135.65 | 77.61 | 3.02 | 61 |
| 9 | 03/12/2025 | 03:04:47 | -73.98, -56.98 | 102.43 | 03/12/2025 | 03:05:46 | -74.00, -57.03 | 102.42 | 3.18 | 59 |
| 10 | 03/12/2025 | 03:55:33 | 73.99, 110.31 | 77.58 | 03/12/2025 | 03:56:26 | 74.00, 110.29 | 77.57 | 1.10 | 53 |
| 11 | 03/12/2025 | 04:46:17 | -73.99, -82.37 | 102.45 | 03/12/2025 | 04:47:08 | -73.99, -82.40 | 102.45 | 1.36 | 51 |
| 12 | 03/12/2025 | 05:37:03 | 74.00, 84.92 | 77.55 | 03/12/2025 | 05:37:48 | 73.99, 84.92 | 77.53 | 0.91 | 45 |
| 13 | 03/12/2025 | 06:27:47 | -73.99,-107.75 | 102.47 | 03/12/2025 | 06:28:30 | -73.98,-107.77 | 102.49 | 0.95 | 43 |
| 14 | 03/12/2025 | 07:18:33 | 74.00, 59.53 | 77.53 | 03/12/2025 | 07:19:10 | 73.98, 59.55 | 77.50 | 2.83 | 37 |
| 15 | 03/12/2025 | 08:09:17 | -74.00,-133.14 | 102.49 | 03/12/2025 | 08:09:52 | -73.97,-133.13 | 102.53 | 2.70 | 35 |
| 16 | 03/12/2025 | 09:00:02 | 73.96, 34.26 | 77.46 | 03/12/2025 | 09:00:32 | 73.97, 34.18 | 77.46 | 2.58 | 30 |
| 17 | 03/12/2025 | 09:50:45 | -73.95,-158.41 | 102.57 | 03/12/2025 | 09:51:13 | -73.96,-158.50 | 102.56 | 2.98 | 28 |
| 18 | 03/12/2025 | 10:41:31 | 73.96, 8.87 | 77.43 | 03/12/2025 | 10:41:53 | 73.95, 8.82 | 77.42 | 2.02 | 22 |
| 19 | 03/12/2025 | 11:32:15 | -73.96, 176.20 | 102.59 | 03/12/2025 | 11:32:35 | -73.95, 176.13 | 102.60 | 2.36 | 20 |
| 20 | 03/12/2025 | 12:23:01 | 73.97, -16.51 | 77.41 | 03/12/2025 | 12:23:15 | 73.94, -16.55 | 77.39 | 3.02 | 14 |
| 21 | 03/12/2025 | 13:13:45 | -73.96, 150.82 | 102.61 | 03/12/2025 | 13:13:57 | -73.94, 150.76 | 102.64 | 3.10 | 12 |
| 22 | 03/12/2025 | 14:04:31 | 73.97, -41.90 | 77.39 | 03/12/2025 | 14:04:36 | 73.98, -41.80 | 77.39 | 3.26 | 5 |
| 23 | 03/12/2025 | 14:55:15 | -73.97, 125.43 | 102.64 | 03/12/2025 | 14:55:18 | -73.98, 125.51 | 102.63 | 2.87 | 3 |
| 24 | 03/12/2025 | 15:46:00 | 73.93, -67.17 | 77.31 | 03/12/2025 | 15:45:59 | 73.92, -67.29 | 77.31 | 3.73 | 1 |
| 25 | 03/12/2025 | 16:36:45 | -73.97, 100.04 | 102.66 | 03/12/2025 | 16:36:40 | -73.97, 100.15 | 102.67 | 3.40 | 5 |
| 26 | 03/12/2025 | 17:27:30 | 73.94, -92.56 | 77.29 | 03/12/2025 | 17:27:20 | 73.96, -92.54 | 77.32 | 2.77 | 10 |
| 27 | 03/12/2025 | 18:18:14 | -73.93, 74.77 | 102.73 | 03/12/2025 | 18:18:02 | -73.96, 74.78 | 102.71 | 2.85 | 12 |
| 28 | 03/12/2025 | 19:09:00 | 73.94,-117.95 | 77.27 | 03/12/2025 | 19:08:42 | 73.95,-117.90 | 77.28 | 1.56 | 18 |
| 29 | 03/12/2025 | 19:59:44 | -73.94, 49.38 | 102.76 | 03/12/2025 | 19:59:24 | -73.95, 49.41 | 102.74 | 1.34 | 20 |
| 30 | 03/12/2025 | 20:50:30 | 73.95,-143.33 | 77.25 | 03/12/2025 | 20:50:04 | 73.94,-143.27 | 77.24 | 2.22 | 26 |
| 31 | 03/12/2025 | 21:41:14 | -73.94, 24.00 | 102.78 | 03/12/2025 | 21:40:46 | -73.93, 24.04 | 102.78 | 1.70 | 28 |
| 32 | 03/12/2025 | 22:31:59 | 73.90,-168.60 | 77.17 | 03/12/2025 | 22:31:26 | 73.93,-168.64 | 77.20 | 2.82 | 33 |
| 33 | 03/12/2025 | 23:22:43 | -73.90, -1.27 | 102.86 | 03/12/2025 | 23:22:08 | -73.92, -1.32 | 102.82 | 3.23 | 35 |
| 34 | 03/13/2025 | 00:13:29 | 73.91, 166.01 | 77.15 | 03/13/2025 | 00:12:48 | 73.92, 165.99 | 77.17 | 0.87 | 41 |
| 35 | 03/13/2025 | 01:04:13 | -73.90, -26.66 | 102.88 | 03/13/2025 | 01:03:30 | -73.91, -26.69 | 102.85 | 1.37 | 43 |
| 36 | 03/13/2025 | 01:54:59 | 73.92, 140.62 | 77.13 | 03/13/2025 | 01:54:10 | 73.91, 140.63 | 77.13 | 1.14 | 49 |
| 37 | 03/13/2025 | 02:45:43 | -73.91, -52.05 | 102.90 | 03/13/2025 | 02:44:52 | -73.90, -52.06 | 102.89 | 0.90 | 51 |
| 38 | 03/13/2025 | 03:36:29 | 73.92, 115.23 | 77.11 | 03/13/2025 | 03:35:32 | 73.89, 115.26 | 77.09 | 3.10 | 57 |
| 39 | 03/13/2025 | 04:27:13 | -73.91, -77.44 | 102.92 | 03/13/2025 | 04:26:14 | -73.89, -77.43 | 102.93 | 2.70 | 59 |
| 40 | 03/13/2025 | 05:17:58 | 73.88, 89.96 | 77.03 | 03/13/2025 | 05:16:54 | 73.88, 89.89 | 77.06 | 2.34 | 64 |
| 41 | 03/13/2025 | 06:08:42 | -73.87,-102.70 | 103.00 | 03/13/2025 | 06:07:36 | -73.88,-102.79 | 102.97 | 2.90 | 66 |
| 42 | 03/13/2025 | 06:59:28 | 73.88, 64.57 | 77.01 | 03/13/2025 | 06:58:16 | 73.87, 64.52 | 77.02 | 2.02 | 72 |
| 43 | 03/13/2025 | 07:50:12 | -73.88,-128.09 | 103.02 | 03/13/2025 | 07:48:58 | -73.87,-128.16 | 103.00 | 2.29 | 74 |
| 44 | 03/13/2025 | 08:40:54 | 73.69, 39.66 | 76.76 | 03/13/2025 | 08:39:42 | 73.66, 38.69 | 76.82 | 30.48 | 72 |
| 45 | 03/13/2025 | 09:31:36 | -73.59,-152.78 | 103.37 | 03/13/2025 | 09:30:25 | -73.61,-154.11 | 103.25 | 41.75 | 71 |
| 46 | 03/13/2025 | 10:22:18 | 73.40, 14.96 | 76.41 | 03/13/2025 | 10:21:10 | 73.35, 12.65 | 76.53 | 73.89 | 68 |
| 47 | 03/13/2025 | 11:13:00 | -73.29,-177.49 | 103.73 | 03/13/2025 | 11:11:53 | -73.30, 179.86 | 103.53 | 84.88 | 67 |
Figure of NOAA-21 and METOP-B satellite orbits during SNOs since TLE Epoch: 3/3/2025
Download SNOs between NOAA-21 and METOP-B since TLE EPOCH: 03/03/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and METOP-B