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: 3/1/2025
| 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 | 19:28:17 | 74.72,-124.70 | 78.55 | 03/11/2025 | 19:29:22 | 74.66,-121.32 | 78.27 | 99.21 | 65 |
| 2 | 03/11/2025 | 20:18:59 | -74.61, 42.91 | 101.60 | 03/11/2025 | 20:20:06 | -74.56, 45.73 | 101.84 | 83.70 | 67 |
| 3 | 03/11/2025 | 21:09:41 | 74.43,-149.31 | 78.19 | 03/11/2025 | 21:10:50 | 74.36,-147.46 | 77.98 | 55.99 | 69 |
| 4 | 03/11/2025 | 22:00:23 | -74.33, 18.28 | 101.95 | 03/11/2025 | 22:01:34 | -74.25, 19.61 | 102.13 | 40.82 | 71 |
| 5 | 03/11/2025 | 22:51:04 | 74.09,-173.82 | 77.78 | 03/11/2025 | 22:52:18 | 74.05,-173.56 | 77.70 | 9.51 | 74 |
| 6 | 03/11/2025 | 23:41:47 | -74.04, -6.37 | 102.30 | 03/11/2025 | 23:43:00 | -74.04, -6.25 | 102.33 | 3.84 | 73 |
| 7 | 03/12/2025 | 00:32:32 | 74.00, 161.03 | 77.65 | 03/12/2025 | 00:33:41 | 73.99, 160.95 | 77.62 | 3.12 | 69 |
| 8 | 03/12/2025 | 01:23:16 | -74.00, -31.64 | 102.38 | 03/12/2025 | 01:24:23 | -73.98, -31.73 | 102.41 | 3.26 | 67 |
| 9 | 03/12/2025 | 02:14:02 | 74.01, 135.64 | 77.62 | 03/12/2025 | 02:15:02 | 74.02, 135.70 | 77.62 | 2.47 | 60 |
| 10 | 03/12/2025 | 03:04:46 | -74.00, -57.03 | 102.40 | 03/12/2025 | 03:05:44 | -74.02, -56.98 | 102.40 | 2.53 | 58 |
| 11 | 03/12/2025 | 03:55:32 | 74.01, 110.25 | 77.60 | 03/12/2025 | 03:56:24 | 74.01, 110.33 | 77.58 | 2.36 | 52 |
| 12 | 03/12/2025 | 04:46:16 | -74.01, -82.42 | 102.42 | 03/12/2025 | 04:47:06 | -74.01, -82.35 | 102.44 | 1.93 | 50 |
| 13 | 03/12/2025 | 05:37:01 | 73.97, 84.98 | 77.53 | 03/12/2025 | 05:37:46 | 74.00, 84.96 | 77.54 | 3.36 | 45 |
| 14 | 03/12/2025 | 06:27:46 | -74.01,-107.81 | 102.44 | 03/12/2025 | 06:28:28 | -74.00,-107.72 | 102.48 | 3.06 | 42 |
| 15 | 03/12/2025 | 07:18:31 | 73.98, 59.59 | 77.51 | 03/12/2025 | 07:19:08 | 73.99, 59.59 | 77.51 | 1.29 | 37 |
| 16 | 03/12/2025 | 08:09:15 | -73.97,-133.07 | 102.52 | 03/12/2025 | 08:09:50 | -73.99,-133.09 | 102.51 | 1.85 | 35 |
| 17 | 03/12/2025 | 09:00:01 | 73.98, 34.20 | 77.48 | 03/12/2025 | 09:00:30 | 73.98, 34.22 | 77.47 | 0.86 | 29 |
| 18 | 03/12/2025 | 09:50:45 | -73.98,-158.46 | 102.54 | 03/12/2025 | 09:51:12 | -73.97,-158.46 | 102.55 | 0.21 | 27 |
| 19 | 03/12/2025 | 10:41:31 | 73.99, 8.81 | 77.46 | 03/12/2025 | 10:41:52 | 73.97, 8.85 | 77.43 | 2.92 | 21 |
| 20 | 03/12/2025 | 11:32:15 | -73.98, 176.15 | 102.56 | 03/12/2025 | 11:32:34 | -73.96, 176.17 | 102.59 | 2.27 | 19 |
| 21 | 03/12/2025 | 12:23:00 | 73.95, -16.46 | 77.39 | 03/12/2025 | 12:23:14 | 73.95, -16.52 | 77.39 | 2.12 | 14 |
| 22 | 03/12/2025 | 13:13:44 | -73.94, 150.88 | 102.64 | 03/12/2025 | 13:13:56 | -73.95, 150.80 | 102.63 | 2.76 | 12 |
| 23 | 03/12/2025 | 14:04:30 | 73.95, -41.84 | 77.37 | 03/12/2025 | 14:04:36 | 73.94, -41.89 | 77.36 | 1.81 | 6 |
| 24 | 03/12/2025 | 14:55:14 | -73.95, 125.49 | 102.66 | 03/12/2025 | 14:55:18 | -73.94, 125.43 | 102.66 | 1.92 | 4 |
| 25 | 03/12/2025 | 15:46:00 | 73.96, -67.23 | 77.35 | 03/12/2025 | 15:45:58 | 73.93, -67.26 | 77.32 | 3.29 | 2 |
| 26 | 03/12/2025 | 16:36:44 | -73.95, 100.10 | 102.68 | 03/12/2025 | 16:36:40 | -73.93, 100.06 | 102.70 | 2.88 | 4 |
| 27 | 03/12/2025 | 17:27:30 | 73.97, -92.62 | 77.32 | 03/12/2025 | 17:27:19 | 73.97, -92.51 | 77.32 | 3.57 | 11 |
| 28 | 03/12/2025 | 18:18:14 | -73.96, 74.71 | 102.70 | 03/12/2025 | 18:18:01 | -73.97, 74.81 | 102.70 | 3.20 | 13 |
| 29 | 03/12/2025 | 19:08:59 | 73.92,-117.89 | 77.25 | 03/12/2025 | 19:08:42 | 73.91,-118.00 | 77.24 | 3.62 | 17 |
| 30 | 03/12/2025 | 19:59:43 | -73.91, 49.44 | 102.78 | 03/12/2025 | 19:59:24 | -73.90, 49.32 | 102.78 | 3.81 | 19 |
| 31 | 03/12/2025 | 20:50:29 | 73.93,-143.28 | 77.23 | 03/12/2025 | 20:50:03 | 73.95,-143.25 | 77.25 | 2.10 | 26 |
| 32 | 03/12/2025 | 21:41:13 | -73.92, 24.05 | 102.80 | 03/12/2025 | 21:40:45 | -73.94, 24.07 | 102.77 | 2.49 | 28 |
| 33 | 03/12/2025 | 22:31:59 | 73.94,-168.67 | 77.21 | 03/12/2025 | 22:31:25 | 73.93,-168.62 | 77.21 | 1.75 | 34 |
| 34 | 03/12/2025 | 23:22:43 | -73.93, -1.34 | 102.82 | 03/12/2025 | 23:22:07 | -73.93, -1.30 | 102.81 | 1.29 | 36 |
| 35 | 03/13/2025 | 00:13:29 | 73.94, 165.94 | 77.19 | 03/13/2025 | 00:12:47 | 73.92, 166.01 | 77.17 | 3.26 | 42 |
| 36 | 03/13/2025 | 01:04:13 | -73.93, -26.73 | 102.84 | 03/13/2025 | 01:03:29 | -73.92, -26.67 | 102.85 | 2.41 | 44 |
| 37 | 03/13/2025 | 01:54:58 | 73.90, 140.67 | 77.11 | 03/13/2025 | 01:54:09 | 73.91, 140.64 | 77.13 | 1.41 | 49 |
| 38 | 03/13/2025 | 02:45:42 | -73.89, -52.00 | 102.92 | 03/13/2025 | 02:44:51 | -73.91, -52.04 | 102.89 | 2.27 | 51 |
| 39 | 03/13/2025 | 03:36:28 | 73.91, 115.28 | 77.09 | 03/13/2025 | 03:35:31 | 73.90, 115.27 | 77.10 | 0.81 | 57 |
| 40 | 03/13/2025 | 04:27:12 | -73.90, -77.39 | 102.94 | 03/13/2025 | 04:26:13 | -73.90, -77.41 | 102.92 | 0.62 | 59 |
| 41 | 03/13/2025 | 05:17:58 | 73.91, 89.89 | 77.07 | 03/13/2025 | 05:16:53 | 73.89, 89.90 | 77.06 | 2.89 | 65 |
| 42 | 03/13/2025 | 06:08:42 | -73.90,-102.78 | 102.96 | 03/13/2025 | 06:07:35 | -73.88,-102.78 | 102.96 | 2.09 | 67 |
| 43 | 03/13/2025 | 06:59:27 | 73.87, 64.62 | 76.99 | 03/13/2025 | 06:58:15 | 73.87, 64.54 | 77.02 | 2.60 | 72 |
| 44 | 03/13/2025 | 07:50:11 | -73.86,-128.05 | 103.04 | 03/13/2025 | 07:48:57 | -73.87,-128.14 | 103.00 | 3.35 | 74 |
| 45 | 03/13/2025 | 08:40:53 | 73.68, 39.70 | 76.75 | 03/13/2025 | 08:39:41 | 73.66, 38.70 | 76.82 | 31.27 | 72 |
| 46 | 03/13/2025 | 09:31:35 | -73.62,-152.85 | 103.34 | 03/13/2025 | 09:30:23 | -73.61,-154.09 | 103.24 | 38.96 | 72 |
| 47 | 03/13/2025 | 10:22:16 | 73.38, 15.00 | 76.39 | 03/13/2025 | 10:21:08 | 73.35, 12.65 | 76.53 | 74.73 | 68 |
| 48 | 03/13/2025 | 11:12:58 | -73.28,-177.45 | 103.75 | 03/13/2025 | 11:11:51 | -73.30, 179.87 | 103.53 | 85.88 | 67 |
Figure of NOAA-21 and METOP-B satellite orbits during SNOs since TLE Epoch: 3/1/2025
Download SNOs between NOAA-21 and METOP-B since TLE EPOCH: 03/01/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and METOP-B