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: 4/20/2026
| 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 | 04/28/2026 | 05:13:46 | -73.65, -88.07 | 120.37 | 04/28/2026 | 05:14:52 | -73.65, -85.07 | 120.51 | 94.02 | 66 |
| 2 | 04/28/2026 | 06:04:28 | 73.47, 79.66 | 59.42 | 04/28/2026 | 06:05:36 | 73.41, 81.73 | 59.26 | 66.06 | 68 |
| 3 | 04/28/2026 | 06:55:10 | -73.36,-112.77 | 120.72 | 04/28/2026 | 06:56:20 | -73.32,-111.15 | 120.84 | 52.00 | 70 |
| 4 | 04/28/2026 | 07:45:52 | 73.18, 54.95 | 59.08 | 04/28/2026 | 07:47:04 | 73.09, 55.68 | 58.94 | 25.39 | 72 |
| 5 | 04/28/2026 | 08:36:34 | -73.07,-137.49 | 121.06 | 04/28/2026 | 08:37:48 | -73.00,-137.20 | 121.16 | 12.43 | 74 |
| 6 | 04/28/2026 | 09:27:18 | 72.98, 30.01 | 58.84 | 04/28/2026 | 09:28:28 | 72.96, 30.07 | 58.81 | 2.93 | 70 |
| 7 | 04/28/2026 | 10:18:02 | -72.97,-162.66 | 121.19 | 04/28/2026 | 10:19:10 | -72.97,-162.59 | 121.20 | 2.30 | 68 |
| 8 | 04/28/2026 | 11:08:47 | 72.93, 4.73 | 58.77 | 04/28/2026 | 11:09:50 | 72.94, 4.67 | 58.76 | 1.81 | 63 |
| 9 | 04/28/2026 | 11:59:31 | -72.93, 172.06 | 121.26 | 04/28/2026 | 12:00:32 | -72.94, 172.02 | 121.25 | 2.65 | 61 |
| 10 | 04/28/2026 | 12:50:17 | 72.94, -20.66 | 58.75 | 04/28/2026 | 12:51:11 | 72.96, -20.61 | 58.76 | 2.78 | 54 |
| 11 | 04/28/2026 | 13:41:01 | -72.93, 146.68 | 121.27 | 04/28/2026 | 13:41:54 | -72.92, 146.63 | 121.29 | 2.07 | 53 |
| 12 | 04/28/2026 | 14:31:47 | 72.94, -46.04 | 58.73 | 04/28/2026 | 14:32:33 | 72.94, -46.00 | 58.72 | 1.52 | 46 |
| 13 | 04/28/2026 | 15:22:31 | -72.93, 121.30 | 121.29 | 04/28/2026 | 15:23:15 | -72.95, 121.34 | 121.29 | 1.88 | 44 |
| 14 | 04/28/2026 | 16:13:16 | 72.90, -71.32 | 58.66 | 04/28/2026 | 16:13:55 | 72.91, -71.40 | 58.67 | 2.92 | 39 |
| 15 | 04/28/2026 | 17:04:01 | -72.94, 95.91 | 121.31 | 04/28/2026 | 17:04:37 | -72.92, 95.95 | 121.34 | 2.47 | 36 |
| 16 | 04/28/2026 | 17:54:46 | 72.90, -96.70 | 58.65 | 04/28/2026 | 17:55:17 | 72.89, -96.79 | 58.63 | 3.55 | 31 |
| 17 | 04/28/2026 | 18:45:30 | -72.89, 70.63 | 121.38 | 04/28/2026 | 18:45:59 | -72.90, 70.56 | 121.38 | 2.56 | 29 |
| 18 | 04/28/2026 | 19:36:16 | 72.91,-122.09 | 58.63 | 04/28/2026 | 19:36:38 | 72.91,-122.08 | 58.63 | 0.41 | 22 |
| 19 | 04/28/2026 | 20:27:00 | -72.90, 45.25 | 121.40 | 04/28/2026 | 20:27:20 | -72.92, 45.27 | 121.38 | 2.48 | 20 |
| 20 | 04/28/2026 | 21:17:46 | 72.91,-147.47 | 58.61 | 04/28/2026 | 21:18:00 | 72.89,-147.47 | 58.58 | 3.15 | 14 |
| 21 | 04/28/2026 | 22:08:30 | -72.90, 19.86 | 121.41 | 04/28/2026 | 22:08:42 | -72.90, 19.88 | 121.42 | 1.02 | 12 |
| 22 | 04/28/2026 | 22:59:16 | 72.92,-172.86 | 58.60 | 04/28/2026 | 22:59:21 | 72.91,-172.75 | 58.58 | 3.44 | 5 |
| 23 | 04/28/2026 | 23:49:59 | -72.86, -5.41 | 121.48 | 04/28/2026 | 23:50:04 | -72.87, -5.52 | 121.47 | 3.62 | 5 |
| 24 | 04/29/2026 | 00:40:45 | 72.87, 161.87 | 58.53 | 04/29/2026 | 00:40:43 | 72.89, 161.85 | 58.54 | 1.46 | 2 |
| 25 | 04/29/2026 | 01:31:29 | -72.86, -30.80 | 121.50 | 04/29/2026 | 01:31:25 | -72.90, -30.80 | 121.47 | 3.62 | 4 |
| 26 | 04/29/2026 | 02:22:15 | 72.88, 136.48 | 58.51 | 04/29/2026 | 02:22:05 | 72.86, 136.46 | 58.49 | 2.10 | 10 |
| 27 | 04/29/2026 | 03:12:59 | -72.87, -56.18 | 121.52 | 04/29/2026 | 03:12:47 | -72.87, -56.19 | 121.51 | 0.50 | 12 |
| 28 | 04/29/2026 | 04:03:45 | 72.88, 111.10 | 58.49 | 04/29/2026 | 04:03:26 | 72.89, 111.17 | 58.50 | 2.55 | 19 |
| 29 | 04/29/2026 | 04:54:29 | -72.87, -81.57 | 121.53 | 04/29/2026 | 04:54:09 | -72.85, -81.59 | 121.56 | 3.13 | 20 |
| 30 | 04/29/2026 | 05:45:14 | 72.84, 85.82 | 58.42 | 04/29/2026 | 05:44:48 | 72.86, 85.78 | 58.45 | 2.84 | 26 |
| 31 | 04/29/2026 | 06:35:59 | -72.88,-106.95 | 121.55 | 04/29/2026 | 06:35:30 | -72.87,-106.87 | 121.56 | 2.66 | 29 |
| 32 | 04/29/2026 | 07:26:44 | 72.84, 60.43 | 58.40 | 04/29/2026 | 07:26:10 | 72.84, 60.39 | 58.41 | 1.69 | 34 |
| 33 | 04/29/2026 | 08:17:28 | -72.83,-132.23 | 121.62 | 04/29/2026 | 08:16:52 | -72.85,-132.27 | 121.60 | 1.92 | 36 |
| 34 | 04/29/2026 | 09:08:14 | 72.85, 35.05 | 58.39 | 04/29/2026 | 09:07:31 | 72.86, 35.10 | 58.41 | 2.28 | 43 |
| 35 | 04/29/2026 | 09:58:58 | -72.84,-157.61 | 121.64 | 04/29/2026 | 09:58:14 | -72.82,-157.66 | 121.65 | 2.35 | 44 |
| 36 | 04/29/2026 | 10:49:44 | 72.85, 9.66 | 58.37 | 04/29/2026 | 10:48:53 | 72.84, 9.71 | 58.36 | 2.41 | 51 |
| 37 | 04/29/2026 | 11:40:27 | -72.84, 177.00 | 121.66 | 04/29/2026 | 11:39:34 | -72.85, 177.06 | 121.64 | 1.81 | 53 |
| 38 | 04/29/2026 | 12:31:12 | 72.81, -15.61 | 58.30 | 04/29/2026 | 12:30:14 | 72.81, -15.68 | 58.32 | 2.29 | 58 |
| 39 | 04/29/2026 | 13:21:57 | -72.85, 151.62 | 121.67 | 04/29/2026 | 13:20:56 | -72.82, 151.66 | 121.69 | 3.27 | 61 |
| 40 | 04/29/2026 | 14:12:42 | 72.81, -41.00 | 58.28 | 04/29/2026 | 14:11:35 | 72.84, -40.97 | 58.32 | 2.81 | 67 |
| 41 | 04/29/2026 | 15:03:26 | -72.80, 126.34 | 121.74 | 04/29/2026 | 15:02:18 | -72.80, 126.27 | 121.73 | 2.33 | 68 |
| 42 | 04/29/2026 | 15:54:12 | 72.82, -66.38 | 58.27 | 04/29/2026 | 15:52:57 | 72.81, -66.36 | 58.27 | 1.03 | 75 |
| 43 | 04/29/2026 | 16:44:55 | -72.76, 101.06 | 121.81 | 04/29/2026 | 16:43:40 | -72.77, 100.88 | 121.78 | 6.18 | 75 |
| 44 | 04/29/2026 | 17:35:36 | 72.52, -91.14 | 57.92 | 04/29/2026 | 17:34:24 | 72.53, -92.27 | 58.00 | 37.91 | 72 |
| 45 | 04/29/2026 | 18:26:19 | -72.46, 76.30 | 122.16 | 04/29/2026 | 18:25:08 | -72.44, 74.87 | 122.10 | 47.91 | 71 |
| 46 | 04/29/2026 | 19:17:00 | 72.22,-115.91 | 57.58 | 04/29/2026 | 19:15:52 | 72.20,-118.27 | 57.68 | 80.00 | 68 |
| 47 | 04/29/2026 | 20:07:42 | -72.11, 51.62 | 122.55 | 04/29/2026 | 20:06:36 | -72.11, 48.89 | 122.42 | 93.29 | 66 |
Figure of NOAA-20 and METOP-C satellite orbits during SNOs since TLE Epoch: 4/20/2026
Download SNOs between NOAA-20 and METOP-C since TLE EPOCH: 04/20/2026 in txt file.
Historial Predications of SNOs between NOAA-20 and METOP-C