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: 4/1/2025
| 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 | 04/08/2025 | 07:11:38 | 73.47, 62.42 | 66.33 | 04/08/2025 | 07:12:44 | 73.45, 65.23 | 66.16 | 89.01 | 66 |
| 2 | 04/08/2025 | 08:02:21 | -73.39,-130.08 | 113.78 | 04/08/2025 | 08:03:29 | -73.31,-127.75 | 113.98 | 74.70 | 68 |
| 3 | 04/08/2025 | 08:53:02 | 73.18, 37.70 | 65.98 | 04/08/2025 | 08:54:12 | 73.13, 39.17 | 65.84 | 47.92 | 70 |
| 4 | 04/08/2025 | 09:43:45 | -73.10,-154.81 | 114.12 | 04/08/2025 | 09:44:56 | -73.04,-153.69 | 114.26 | 36.99 | 71 |
| 5 | 04/08/2025 | 10:34:26 | 72.89, 12.96 | 65.64 | 04/08/2025 | 10:35:39 | 72.85, 13.24 | 65.56 | 10.56 | 73 |
| 6 | 04/08/2025 | 11:25:09 | -72.81,-179.56 | 114.47 | 04/08/2025 | 11:26:22 | -72.81,-179.51 | 114.49 | 1.83 | 73 |
| 7 | 04/08/2025 | 12:15:54 | 72.80, -12.23 | 65.51 | 04/08/2025 | 12:17:02 | 72.77, -12.25 | 65.47 | 3.07 | 68 |
| 8 | 04/08/2025 | 13:06:38 | -72.77, 155.15 | 114.54 | 04/08/2025 | 13:07:44 | -72.79, 155.10 | 114.53 | 2.39 | 66 |
| 9 | 04/08/2025 | 13:57:24 | 72.81, -37.62 | 65.49 | 04/08/2025 | 13:58:23 | 72.80, -37.54 | 65.47 | 3.03 | 59 |
| 10 | 04/08/2025 | 14:48:08 | -72.78, 129.75 | 114.56 | 04/08/2025 | 14:49:06 | -72.76, 129.71 | 114.58 | 2.31 | 58 |
| 11 | 04/08/2025 | 15:38:53 | 72.77, -62.91 | 65.42 | 04/08/2025 | 15:39:45 | 72.78, -62.93 | 65.42 | 0.84 | 52 |
| 12 | 04/08/2025 | 16:29:38 | -72.79, 104.36 | 114.57 | 04/08/2025 | 16:30:27 | -72.79, 104.43 | 114.58 | 2.33 | 49 |
| 13 | 04/08/2025 | 17:20:23 | 72.78, -88.31 | 65.41 | 04/08/2025 | 17:21:07 | 72.75, -88.32 | 65.37 | 3.17 | 44 |
| 14 | 04/08/2025 | 18:11:07 | -72.75, 79.07 | 114.64 | 04/08/2025 | 18:11:49 | -72.77, 79.04 | 114.63 | 1.98 | 42 |
| 15 | 04/08/2025 | 19:01:53 | 72.79,-113.70 | 65.39 | 04/08/2025 | 19:02:28 | 72.78,-113.60 | 65.37 | 3.58 | 35 |
| 16 | 04/08/2025 | 19:52:37 | -72.76, 53.67 | 114.66 | 04/08/2025 | 19:53:11 | -72.74, 53.65 | 114.68 | 2.23 | 34 |
| 17 | 04/08/2025 | 20:43:22 | 72.75,-138.99 | 65.32 | 04/08/2025 | 20:43:50 | 72.75,-138.99 | 65.32 | 0.47 | 28 |
| 18 | 04/08/2025 | 21:34:07 | -72.77, 28.28 | 114.67 | 04/08/2025 | 21:34:32 | -72.77, 28.36 | 114.68 | 2.85 | 25 |
| 19 | 04/08/2025 | 22:24:52 | 72.76,-164.39 | 65.31 | 04/08/2025 | 22:25:12 | 72.73,-164.38 | 65.27 | 3.38 | 20 |
| 20 | 04/08/2025 | 23:15:36 | -72.73, 2.99 | 114.74 | 04/08/2025 | 23:15:54 | -72.74, 2.97 | 114.73 | 1.61 | 18 |
| 21 | 04/09/2025 | 00:06:21 | 72.72, 170.32 | 65.24 | 04/09/2025 | 00:06:34 | 72.70, 170.23 | 65.22 | 3.46 | 13 |
| 22 | 04/09/2025 | 00:57:06 | -72.74, -22.41 | 114.76 | 04/09/2025 | 00:57:16 | -72.72, -22.42 | 114.78 | 2.29 | 10 |
| 23 | 04/09/2025 | 01:47:51 | 72.73, 144.93 | 65.22 | 04/09/2025 | 01:47:55 | 72.73, 144.94 | 65.22 | 0.61 | 4 |
| 24 | 04/09/2025 | 02:38:36 | -72.75, -47.80 | 114.77 | 04/09/2025 | 02:38:37 | -72.75, -47.70 | 114.78 | 3.38 | 1 |
| 25 | 04/09/2025 | 03:29:20 | 72.69, 119.64 | 65.15 | 04/09/2025 | 03:29:17 | 72.71, 119.55 | 65.17 | 3.41 | 3 |
| 26 | 04/09/2025 | 04:20:05 | -72.71, -73.09 | 114.84 | 04/09/2025 | 04:19:59 | -72.72, -73.09 | 114.83 | 1.35 | 6 |
| 27 | 04/09/2025 | 05:10:50 | 72.70, 94.24 | 65.14 | 04/09/2025 | 05:10:39 | 72.68, 94.16 | 65.13 | 3.12 | 11 |
| 28 | 04/09/2025 | 06:01:34 | -72.72, -98.49 | 114.86 | 04/09/2025 | 06:01:20 | -72.70, -98.48 | 114.88 | 2.49 | 14 |
| 29 | 04/09/2025 | 06:52:19 | 72.71, 68.85 | 65.12 | 04/09/2025 | 06:51:59 | 72.71, 68.88 | 65.12 | 1.09 | 20 |
| 30 | 04/09/2025 | 07:43:03 | -72.68,-123.78 | 114.93 | 04/09/2025 | 07:42:42 | -72.67,-123.87 | 114.93 | 3.09 | 21 |
| 31 | 04/09/2025 | 08:33:48 | 72.67, 43.56 | 65.05 | 04/09/2025 | 08:33:21 | 72.68, 43.49 | 65.07 | 2.83 | 27 |
| 32 | 04/09/2025 | 09:24:33 | -72.69,-149.17 | 114.94 | 04/09/2025 | 09:24:03 | -72.70,-149.16 | 114.93 | 1.29 | 30 |
| 33 | 04/09/2025 | 10:15:18 | 72.68, 18.16 | 65.04 | 04/09/2025 | 10:14:43 | 72.66, 18.10 | 65.03 | 2.88 | 35 |
| 34 | 04/09/2025 | 11:06:03 | -72.70,-174.57 | 114.96 | 04/09/2025 | 11:05:25 | -72.68,-174.54 | 114.98 | 2.81 | 38 |
| 35 | 04/09/2025 | 11:56:48 | 72.69, -7.23 | 65.02 | 04/09/2025 | 11:56:04 | 72.69, -7.19 | 65.02 | 1.65 | 44 |
| 36 | 04/09/2025 | 12:47:32 | -72.66, 160.14 | 115.03 | 04/09/2025 | 12:46:47 | -72.65, 160.07 | 115.03 | 2.63 | 45 |
| 37 | 04/09/2025 | 13:38:17 | 72.65, -32.53 | 64.95 | 04/09/2025 | 13:37:26 | 72.66, -32.58 | 64.98 | 2.24 | 51 |
| 38 | 04/09/2025 | 14:29:02 | -72.67, 134.75 | 115.05 | 04/09/2025 | 14:28:08 | -72.68, 134.78 | 115.03 | 1.46 | 54 |
| 39 | 04/09/2025 | 15:19:47 | 72.66, -57.92 | 64.93 | 04/09/2025 | 15:18:48 | 72.64, -57.96 | 64.93 | 2.75 | 59 |
| 40 | 04/09/2025 | 16:10:32 | -72.68, 109.35 | 115.06 | 04/09/2025 | 16:09:30 | -72.65, 109.39 | 115.08 | 3.22 | 62 |
| 41 | 04/09/2025 | 17:01:17 | 72.67, -83.32 | 64.92 | 04/09/2025 | 17:00:09 | 72.66, -83.25 | 64.93 | 2.25 | 68 |
| 42 | 04/09/2025 | 17:52:01 | -72.64, 84.06 | 115.13 | 04/09/2025 | 17:50:52 | -72.63, 84.00 | 115.12 | 2.24 | 69 |
| 43 | 04/09/2025 | 18:42:46 | 72.63,-108.61 | 64.85 | 04/09/2025 | 18:41:31 | 72.64,-108.64 | 64.88 | 1.65 | 75 |
| 44 | 04/09/2025 | 19:33:29 | -72.55, 58.87 | 115.26 | 04/09/2025 | 19:32:15 | -72.55, 58.51 | 115.22 | 12.06 | 74 |
| 45 | 04/09/2025 | 20:24:10 | 72.33,-133.39 | 64.50 | 04/09/2025 | 20:22:59 | 72.31,-134.64 | 64.56 | 42.36 | 71 |
| 46 | 04/09/2025 | 21:14:53 | -72.25, 34.08 | 115.60 | 04/09/2025 | 21:13:42 | -72.27, 32.62 | 115.49 | 49.69 | 71 |
| 47 | 04/09/2025 | 22:05:34 | 72.04,-158.19 | 64.16 | 04/09/2025 | 22:04:26 | 72.03,-160.52 | 64.28 | 80.04 | 68 |
| 48 | 04/09/2025 | 22:56:17 | -71.96, 9.28 | 115.95 | 04/09/2025 | 22:55:10 | -71.94, 6.64 | 115.81 | 90.70 | 67 |
Figure of NOAA-21 and METOP-C satellite orbits during SNOs since TLE Epoch: 4/1/2025
Download SNOs between NOAA-21 and METOP-C since TLE EPOCH: 04/01/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and METOP-C