Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-20 and METOP-C Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 9/23/2025
| Index | Date (NOAA-20) | Time (NOAA-20) | Lat,Lon (NOAA-20) | SZA (NOAA-20 ) | Date (METOP-C) | Time (METOP-C) | Lat,Lon (METOP-C) | SZA (METOP-C ) | Distance(km) | Time Diff (sec) |
| 1 | 10/06/2025 | 13:12:13 | 73.24, -27.44 | 78.60 | 10/06/2025 | 13:13:21 | 73.21, -25.15 | 78.50 | 73.43 | 68 |
| 2 | 10/06/2025 | 14:02:56 | -73.17, 140.03 | 101.47 | 10/06/2025 | 14:04:05 | -73.10, 141.92 | 101.60 | 61.54 | 69 |
| 3 | 10/06/2025 | 14:53:37 | 72.95, -52.18 | 78.31 | 10/06/2025 | 14:54:48 | 72.94, -51.09 | 78.27 | 35.52 | 71 |
| 4 | 10/06/2025 | 15:44:20 | -72.88, 115.28 | 101.75 | 10/06/2025 | 15:45:32 | -72.82, 115.99 | 101.84 | 24.19 | 72 |
| 5 | 10/06/2025 | 16:35:01 | 72.66, -76.93 | 78.03 | 10/06/2025 | 16:36:15 | 72.66, -77.00 | 78.03 | 2.48 | 74 |
| 6 | 10/06/2025 | 17:25:46 | -72.69, 90.31 | 101.93 | 10/06/2025 | 17:26:56 | -72.70, 90.39 | 101.93 | 2.80 | 70 |
| 7 | 10/06/2025 | 18:16:31 | 72.66,-102.33 | 78.07 | 10/06/2025 | 18:17:36 | 72.69,-102.29 | 78.08 | 2.93 | 65 |
| 8 | 10/06/2025 | 19:07:15 | -72.65, 65.02 | 101.94 | 10/06/2025 | 19:08:18 | -72.67, 65.01 | 101.93 | 2.79 | 63 |
| 9 | 10/06/2025 | 19:58:01 | 72.67,-127.72 | 78.10 | 10/06/2025 | 19:58:58 | 72.67,-127.68 | 78.09 | 1.77 | 57 |
| 10 | 10/06/2025 | 20:48:45 | -72.66, 39.63 | 101.91 | 10/06/2025 | 20:49:40 | -72.65, 39.62 | 101.92 | 0.95 | 55 |
| 11 | 10/06/2025 | 21:39:30 | 72.63,-153.01 | 78.09 | 10/06/2025 | 21:40:20 | 72.64,-153.06 | 78.09 | 2.06 | 50 |
| 12 | 10/06/2025 | 22:30:15 | -72.67, 14.24 | 101.87 | 10/06/2025 | 22:31:01 | -72.68, 14.34 | 101.87 | 3.49 | 46 |
| 13 | 10/06/2025 | 23:21:00 | 72.64,-178.40 | 78.12 | 10/06/2025 | 23:21:42 | 72.62,-178.45 | 78.10 | 3.11 | 42 |
| 14 | 10/07/2025 | 00:11:44 | -72.63, -11.05 | 101.89 | 10/07/2025 | 00:12:23 | -72.65, -11.05 | 101.86 | 3.12 | 39 |
| 15 | 10/07/2025 | 01:02:30 | 72.65, 156.20 | 78.16 | 10/07/2025 | 01:03:03 | 72.65, 156.27 | 78.15 | 2.16 | 33 |
| 16 | 10/07/2025 | 01:53:14 | -72.64, -36.45 | 101.85 | 10/07/2025 | 01:53:45 | -72.63, -36.44 | 101.86 | 0.58 | 31 |
| 17 | 10/07/2025 | 02:43:59 | 72.61, 130.92 | 78.14 | 10/07/2025 | 02:44:25 | 72.62, 130.88 | 78.15 | 1.80 | 26 |
| 18 | 10/07/2025 | 03:34:43 | -72.59, -61.74 | 101.87 | 10/07/2025 | 03:35:07 | -72.61, -61.82 | 101.85 | 3.31 | 24 |
| 19 | 10/07/2025 | 04:25:29 | 72.62, 105.52 | 78.18 | 10/07/2025 | 04:25:47 | 72.60, 105.49 | 78.16 | 2.52 | 18 |
| 20 | 10/07/2025 | 05:16:13 | -72.60, -87.13 | 101.83 | 10/07/2025 | 05:16:29 | -72.58, -87.21 | 101.85 | 3.48 | 16 |
| 21 | 10/07/2025 | 06:06:59 | 72.63, 80.13 | 78.22 | 10/07/2025 | 06:07:08 | 72.63, 80.21 | 78.21 | 2.67 | 9 |
| 22 | 10/07/2025 | 06:57:43 | -72.61,-112.52 | 101.79 | 10/07/2025 | 06:57:50 | -72.61,-112.49 | 101.80 | 0.92 | 7 |
| 23 | 10/07/2025 | 07:48:28 | 72.59, 54.84 | 78.20 | 10/07/2025 | 07:48:30 | 72.60, 54.82 | 78.21 | 1.78 | 2 |
| 24 | 10/07/2025 | 08:39:12 | -72.57,-137.81 | 101.81 | 10/07/2025 | 08:39:12 | -72.59,-137.88 | 101.79 | 2.97 | 0 |
| 25 | 10/07/2025 | 09:29:58 | 72.60, 29.45 | 78.24 | 10/07/2025 | 09:29:52 | 72.58, 29.43 | 78.22 | 2.03 | 6 |
| 26 | 10/07/2025 | 10:20:42 | -72.58,-163.21 | 101.77 | 10/07/2025 | 10:20:34 | -72.57,-163.27 | 101.79 | 2.77 | 8 |
| 27 | 10/07/2025 | 11:11:28 | 72.61, 4.05 | 78.27 | 10/07/2025 | 11:11:13 | 72.61, 4.15 | 78.27 | 3.26 | 15 |
| 28 | 10/07/2025 | 12:02:12 | -72.59, 171.40 | 101.74 | 10/07/2025 | 12:01:55 | -72.59, 171.45 | 101.73 | 1.55 | 17 |
| 29 | 10/07/2025 | 12:52:57 | 72.57, -21.24 | 78.26 | 10/07/2025 | 12:52:35 | 72.58, -21.24 | 78.28 | 1.99 | 22 |
| 30 | 10/07/2025 | 13:43:41 | -72.55, 146.11 | 101.75 | 10/07/2025 | 13:43:17 | -72.57, 146.06 | 101.73 | 2.77 | 24 |
| 31 | 10/07/2025 | 14:34:27 | 72.58, -46.63 | 78.29 | 10/07/2025 | 14:33:57 | 72.56, -46.62 | 78.28 | 1.70 | 30 |
| 32 | 10/07/2025 | 15:25:11 | -72.56, 120.72 | 101.72 | 10/07/2025 | 15:24:39 | -72.55, 120.67 | 101.72 | 2.06 | 32 |
| 33 | 10/07/2025 | 16:15:56 | 72.53, -71.92 | 78.28 | 10/07/2025 | 16:15:19 | 72.54, -72.01 | 78.29 | 3.02 | 37 |
| 34 | 10/07/2025 | 17:06:41 | -72.57, 95.32 | 101.68 | 10/07/2025 | 17:06:00 | -72.57, 95.39 | 101.67 | 2.25 | 41 |
| 35 | 10/07/2025 | 17:57:26 | 72.54, -97.31 | 78.31 | 10/07/2025 | 17:56:40 | 72.56, -97.29 | 78.34 | 2.38 | 46 |
| 36 | 10/07/2025 | 18:48:10 | -72.53, 70.03 | 101.70 | 10/07/2025 | 18:47:22 | -72.55, 70.00 | 101.67 | 2.73 | 48 |
| 37 | 10/07/2025 | 19:38:56 | 72.55,-122.71 | 78.35 | 10/07/2025 | 19:38:02 | 72.54,-122.68 | 78.34 | 1.63 | 54 |
| 38 | 10/07/2025 | 20:29:40 | -72.54, 44.64 | 101.66 | 10/07/2025 | 20:28:44 | -72.53, 44.62 | 101.66 | 1.39 | 56 |
| 39 | 10/07/2025 | 21:20:25 | 72.51,-148.00 | 78.33 | 10/07/2025 | 21:19:24 | 72.52,-148.07 | 78.35 | 2.45 | 61 |
Figure of NOAA-20 and METOP-C satellite orbits during SNOs since TLE Epoch: 9/23/2025
Download SNOs between NOAA-20 and METOP-C since TLE EPOCH: 09/23/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and METOP-C