Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-21 and METOP-C Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 10/27/2025
| Index | Date (NOAA-21) | Time (NOAA-21) | Lat,Lon (NOAA-21) | SZA (NOAA-21 ) | Date (METOP-C) | Time (METOP-C) | Lat,Lon (METOP-C) | SZA (METOP-C ) | Distance(km) | Time Diff (sec) |
| 1 | 11/01/2025 | 02:25:45 | 73.38, 134.05 | 87.83 | 11/01/2025 | 02:26:52 | 73.28, 136.59 | 87.68 | 81.86 | 67 |
| 2 | 11/01/2025 | 03:16:27 | -73.31, -58.46 | 92.24 | 11/01/2025 | 03:17:35 | -73.23, -56.21 | 92.37 | 72.70 | 68 |
| 3 | 11/01/2025 | 04:07:08 | 73.04, 109.43 | 87.50 | 11/01/2025 | 04:08:19 | 73.01, 110.66 | 87.44 | 40.18 | 71 |
| 4 | 11/01/2025 | 04:57:51 | -73.02, -83.20 | 92.52 | 11/01/2025 | 04:59:02 | -72.96, -82.13 | 92.61 | 35.40 | 71 |
| 5 | 11/01/2025 | 05:48:33 | 72.80, 84.56 | 87.27 | 11/01/2025 | 05:49:46 | 72.74, 84.74 | 87.19 | 9.24 | 73 |
| 6 | 11/01/2025 | 06:39:15 | -72.73,-107.96 | 92.80 | 11/01/2025 | 06:40:28 | -72.73,-107.94 | 92.80 | 1.08 | 73 |
| 7 | 11/01/2025 | 07:30:01 | 72.71, 59.38 | 87.20 | 11/01/2025 | 07:31:08 | 72.72, 59.36 | 87.20 | 0.79 | 67 |
| 8 | 11/01/2025 | 08:20:45 | -72.74,-133.36 | 92.77 | 11/01/2025 | 08:21:50 | -72.71,-133.32 | 92.80 | 3.01 | 65 |
| 9 | 11/01/2025 | 09:11:31 | 72.72, 33.98 | 87.23 | 11/01/2025 | 09:12:30 | 72.70, 33.98 | 87.20 | 2.98 | 59 |
| 10 | 11/01/2025 | 10:02:14 | -72.70,-158.65 | 92.79 | 11/01/2025 | 10:03:12 | -72.69,-158.70 | 92.80 | 1.74 | 58 |
| 11 | 11/01/2025 | 10:53:00 | 72.68, 8.69 | 87.21 | 11/01/2025 | 10:53:52 | 72.68, 8.60 | 87.20 | 3.03 | 52 |
| 12 | 11/01/2025 | 11:43:44 | -72.71, 175.95 | 92.75 | 11/01/2025 | 11:44:33 | -72.72, 176.02 | 92.75 | 2.80 | 49 |
| 13 | 11/01/2025 | 12:34:30 | 72.70, -16.71 | 87.25 | 11/01/2025 | 12:35:13 | 72.71, -16.68 | 87.25 | 1.63 | 43 |
| 14 | 11/01/2025 | 13:25:14 | -72.72, 150.55 | 92.72 | 11/01/2025 | 13:25:55 | -72.70, 150.64 | 92.74 | 3.55 | 41 |
| 15 | 11/01/2025 | 14:16:00 | 72.71, -42.11 | 87.28 | 11/01/2025 | 14:16:35 | 72.69, -42.06 | 87.26 | 2.90 | 35 |
| 16 | 11/01/2025 | 15:06:43 | -72.68, 125.26 | 92.74 | 11/01/2025 | 15:07:17 | -72.68, 125.26 | 92.74 | 0.08 | 34 |
| 17 | 11/01/2025 | 15:57:29 | 72.67, -67.40 | 87.26 | 11/01/2025 | 15:57:57 | 72.67, -67.44 | 87.26 | 1.29 | 28 |
| 18 | 11/01/2025 | 16:48:13 | -72.69, 99.86 | 92.70 | 11/01/2025 | 16:48:39 | -72.66, 99.88 | 92.74 | 3.50 | 26 |
| 19 | 11/01/2025 | 17:38:59 | 72.68, -92.80 | 87.30 | 11/01/2025 | 17:39:18 | 72.70, -92.72 | 87.31 | 3.27 | 19 |
| 20 | 11/01/2025 | 18:29:42 | -72.66, 74.57 | 92.72 | 11/01/2025 | 18:30:01 | -72.64, 74.50 | 92.73 | 2.69 | 19 |
| 21 | 11/01/2025 | 19:20:29 | 72.69,-118.20 | 87.33 | 11/01/2025 | 19:20:40 | 72.68,-118.10 | 87.31 | 3.76 | 11 |
| 22 | 11/01/2025 | 20:11:12 | -72.67, 49.17 | 92.69 | 11/01/2025 | 20:11:22 | -72.67, 49.22 | 92.68 | 1.83 | 10 |
| 23 | 11/01/2025 | 21:01:58 | 72.65,-143.49 | 87.31 | 11/01/2025 | 21:02:02 | 72.66,-143.48 | 87.32 | 0.47 | 4 |
| 24 | 11/01/2025 | 21:52:41 | -72.63, 23.88 | 92.71 | 11/01/2025 | 21:52:44 | -72.65, 23.84 | 92.68 | 3.10 | 3 |
| 25 | 11/01/2025 | 22:43:27 | 72.61,-168.79 | 87.30 | 11/01/2025 | 22:43:24 | 72.64,-168.86 | 87.32 | 3.44 | 3 |
| 26 | 11/01/2025 | 23:34:11 | -72.64, -1.52 | 92.67 | 11/01/2025 | 23:34:06 | -72.63, -1.54 | 92.68 | 0.96 | 5 |
| 27 | 11/02/2025 | 00:24:57 | 72.63, 165.81 | 87.33 | 11/02/2025 | 00:24:46 | 72.62, 165.76 | 87.32 | 2.33 | 11 |
| 28 | 11/02/2025 | 01:15:41 | -72.65, -26.92 | 92.64 | 11/02/2025 | 01:15:27 | -72.66, -26.82 | 92.62 | 3.61 | 14 |
| 29 | 11/02/2025 | 02:06:27 | 72.64, 140.42 | 87.37 | 11/02/2025 | 02:06:07 | 72.65, 140.48 | 87.37 | 2.20 | 20 |
| 30 | 11/02/2025 | 02:57:10 | -72.61, -52.21 | 92.65 | 11/02/2025 | 02:56:49 | -72.64, -52.20 | 92.62 | 3.54 | 21 |
| 31 | 11/02/2025 | 03:47:56 | 72.60, 115.12 | 87.35 | 11/02/2025 | 03:47:29 | 72.63, 115.10 | 87.38 | 3.03 | 27 |
| 32 | 11/02/2025 | 04:38:39 | -72.62, -77.61 | 92.62 | 11/02/2025 | 04:38:10 | -72.62, -77.58 | 92.62 | 0.99 | 29 |
| 33 | 11/02/2025 | 05:29:25 | 72.61, 89.72 | 87.38 | 11/02/2025 | 05:28:50 | 72.61, 89.71 | 87.38 | 0.75 | 35 |
| 34 | 11/02/2025 | 06:20:08 | -72.59,-102.90 | 92.64 | 11/02/2025 | 06:19:32 | -72.60,-102.96 | 92.62 | 2.80 | 36 |
| 35 | 11/02/2025 | 07:10:54 | 72.57, 64.43 | 87.36 | 11/02/2025 | 07:10:12 | 72.58, 64.33 | 87.38 | 3.49 | 42 |
| 36 | 11/02/2025 | 08:01:38 | -72.60,-128.30 | 92.60 | 11/02/2025 | 08:00:54 | -72.58,-128.34 | 92.61 | 2.00 | 44 |
| 37 | 11/02/2025 | 08:52:24 | 72.58, 39.03 | 87.40 | 11/02/2025 | 08:51:34 | 72.56, 38.95 | 87.38 | 3.46 | 50 |
| 38 | 11/02/2025 | 09:43:08 | -72.61,-153.70 | 92.57 | 11/02/2025 | 09:42:15 | -72.61,-153.62 | 92.56 | 2.72 | 53 |
| 39 | 11/02/2025 | 10:33:54 | 72.60, 13.63 | 87.43 | 11/02/2025 | 10:32:55 | 72.60, 13.67 | 87.44 | 1.36 | 59 |
| 40 | 11/02/2025 | 11:24:37 | -72.57,-178.99 | 92.59 | 11/02/2025 | 11:23:37 | -72.59,-179.00 | 92.56 | 2.71 | 60 |
| 41 | 11/02/2025 | 12:15:23 | 72.56, -11.66 | 87.41 | 11/02/2025 | 12:14:17 | 72.57, -11.71 | 87.44 | 2.46 | 66 |
| 42 | 11/02/2025 | 13:06:07 | -72.58, 155.61 | 92.55 | 11/02/2025 | 13:04:59 | -72.57, 155.62 | 92.56 | 0.91 | 68 |
| 43 | 11/02/2025 | 13:56:53 | 72.57, -37.06 | 87.45 | 11/02/2025 | 13:55:39 | 72.55, -37.09 | 87.44 | 1.95 | 74 |
| 44 | 11/02/2025 | 14:47:36 | -72.54, 130.31 | 92.57 | 11/02/2025 | 14:46:21 | -72.55, 130.24 | 92.55 | 2.82 | 75 |
| 45 | 11/02/2025 | 15:38:17 | 72.27, -61.85 | 87.17 | 11/02/2025 | 15:37:06 | 72.28, -62.98 | 87.20 | 38.30 | 71 |
| 46 | 11/02/2025 | 16:29:00 | -72.25, 105.52 | 92.85 | 11/02/2025 | 16:27:48 | -72.28, 104.35 | 92.80 | 39.80 | 72 |
| 47 | 11/02/2025 | 17:19:41 | 71.98, -86.65 | 86.88 | 11/02/2025 | 17:18:33 | 72.00, -88.85 | 86.95 | 75.66 | 68 |
| 48 | 11/02/2025 | 18:10:24 | -71.96, 80.71 | 93.14 | 11/02/2025 | 18:09:16 | -71.95, 78.39 | 93.09 | 80.25 | 68 |
Figure of NOAA-21 and METOP-C satellite orbits during SNOs since TLE Epoch: 10/27/2025
Download SNOs between NOAA-21 and METOP-C since TLE EPOCH: 10/27/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and METOP-C