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: 4/2/2025
| 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 | 73.50, 62.37 | 66.35 | 04/08/2025 | 07:12:44 | 73.43, 65.18 | 66.14 | 89.15 | 66 |
| 2 | 04/08/2025 | 08:02:20 | -73.37,-130.02 | 113.81 | 04/08/2025 | 08:03:28 | -73.34,-127.70 | 113.96 | 74.04 | 68 |
| 3 | 04/08/2025 | 08:53:01 | 73.16, 37.76 | 65.95 | 04/08/2025 | 08:54:12 | 73.10, 39.12 | 65.82 | 44.26 | 71 |
| 4 | 04/08/2025 | 09:43:44 | -73.08,-154.75 | 114.15 | 04/08/2025 | 09:44:56 | -73.01,-153.75 | 114.28 | 33.43 | 72 |
| 5 | 04/08/2025 | 10:34:25 | 72.86, 13.01 | 65.61 | 04/08/2025 | 10:35:39 | 72.82, 13.19 | 65.54 | 7.31 | 74 |
| 6 | 04/08/2025 | 11:25:08 | -72.78,-179.51 | 114.50 | 04/08/2025 | 11:26:22 | -72.79,-179.56 | 114.51 | 1.83 | 74 |
| 7 | 04/08/2025 | 12:15:53 | 72.77, -12.17 | 65.48 | 04/08/2025 | 12:17:01 | 72.80, -12.20 | 65.49 | 3.14 | 68 |
| 8 | 04/08/2025 | 13:06:38 | -72.79, 155.10 | 114.51 | 04/08/2025 | 13:07:43 | -72.81, 155.15 | 114.51 | 2.64 | 65 |
| 9 | 04/08/2025 | 13:57:23 | 72.78, -37.56 | 65.46 | 04/08/2025 | 13:58:23 | 72.77, -37.59 | 65.45 | 1.21 | 60 |
| 10 | 04/08/2025 | 14:48:08 | -72.80, 129.70 | 114.53 | 04/08/2025 | 14:49:05 | -72.79, 129.76 | 114.56 | 2.71 | 57 |
| 11 | 04/08/2025 | 15:38:53 | 72.79, -62.96 | 65.45 | 04/08/2025 | 15:39:44 | 72.80, -62.87 | 65.44 | 2.95 | 51 |
| 12 | 04/08/2025 | 16:29:37 | -72.76, 104.41 | 114.60 | 04/08/2025 | 16:30:27 | -72.76, 104.37 | 114.61 | 1.32 | 50 |
| 13 | 04/08/2025 | 17:20:22 | 72.75, -88.25 | 65.38 | 04/08/2025 | 17:21:06 | 72.78, -88.26 | 65.39 | 2.85 | 44 |
| 14 | 04/08/2025 | 18:11:07 | -72.77, 79.02 | 114.62 | 04/08/2025 | 18:11:48 | -72.79, 79.09 | 114.61 | 2.92 | 41 |
| 15 | 04/08/2025 | 19:01:52 | 72.76,-113.64 | 65.36 | 04/08/2025 | 19:02:28 | 72.75,-113.65 | 65.35 | 1.08 | 36 |
| 16 | 04/08/2025 | 19:52:37 | -72.78, 53.62 | 114.63 | 04/08/2025 | 19:53:10 | -72.77, 53.70 | 114.66 | 3.17 | 33 |
| 17 | 04/08/2025 | 20:43:22 | 72.77,-139.04 | 65.35 | 04/08/2025 | 20:43:49 | 72.78,-138.94 | 65.34 | 3.39 | 27 |
| 18 | 04/08/2025 | 21:34:06 | -72.74, 28.33 | 114.70 | 04/08/2025 | 21:34:32 | -72.74, 28.31 | 114.71 | 0.83 | 26 |
| 19 | 04/08/2025 | 22:24:51 | 72.73,-164.33 | 65.28 | 04/08/2025 | 22:25:11 | 72.75,-164.33 | 65.30 | 2.62 | 20 |
| 20 | 04/08/2025 | 23:15:36 | -72.75, 2.94 | 114.72 | 04/08/2025 | 23:15:53 | -72.77, 3.02 | 114.71 | 3.26 | 17 |
| 21 | 04/09/2025 | 00:06:21 | 72.74, 170.28 | 65.26 | 04/09/2025 | 00:06:33 | 72.73, 170.28 | 65.25 | 1.23 | 12 |
| 22 | 04/09/2025 | 00:57:05 | -72.71, -22.35 | 114.79 | 04/09/2025 | 00:57:15 | -72.74, -22.37 | 114.76 | 3.51 | 10 |
| 23 | 04/09/2025 | 01:47:50 | 72.70, 144.99 | 65.19 | 04/09/2025 | 01:47:55 | 72.71, 144.89 | 65.20 | 3.17 | 5 |
| 24 | 04/09/2025 | 02:38:35 | -72.72, -47.75 | 114.80 | 04/09/2025 | 02:38:37 | -72.72, -47.76 | 114.81 | 0.45 | 2 |
| 25 | 04/09/2025 | 03:29:20 | 72.71, 119.59 | 65.18 | 04/09/2025 | 03:29:16 | 72.73, 119.61 | 65.20 | 2.48 | 4 |
| 26 | 04/09/2025 | 04:20:05 | -72.73, -73.14 | 114.82 | 04/09/2025 | 04:19:58 | -72.75, -73.04 | 114.81 | 3.64 | 7 |
| 27 | 04/09/2025 | 05:10:50 | 72.72, 94.20 | 65.16 | 04/09/2025 | 05:10:38 | 72.71, 94.22 | 65.15 | 1.59 | 12 |
| 28 | 04/09/2025 | 06:01:34 | -72.69, -98.43 | 114.89 | 04/09/2025 | 06:01:20 | -72.72, -98.43 | 114.86 | 3.31 | 14 |
| 29 | 04/09/2025 | 06:52:19 | 72.68, 68.90 | 65.09 | 04/09/2025 | 06:52:00 | 72.68, 68.83 | 65.10 | 2.61 | 19 |
| 30 | 04/09/2025 | 07:43:04 | -72.70,-123.83 | 114.90 | 04/09/2025 | 07:42:42 | -72.70,-123.82 | 114.90 | 0.56 | 22 |
| 31 | 04/09/2025 | 08:33:49 | 72.69, 43.51 | 65.07 | 04/09/2025 | 08:33:21 | 72.71, 43.54 | 65.10 | 2.45 | 28 |
| 32 | 04/09/2025 | 09:24:33 | -72.66,-149.12 | 114.97 | 04/09/2025 | 09:24:04 | -72.67,-149.21 | 114.95 | 3.31 | 29 |
| 33 | 04/09/2025 | 10:15:19 | 72.70, 18.11 | 65.06 | 04/09/2025 | 10:14:43 | 72.69, 18.15 | 65.05 | 2.06 | 36 |
| 34 | 04/09/2025 | 11:06:03 | -72.67,-174.51 | 114.99 | 04/09/2025 | 11:05:25 | -72.70,-174.49 | 114.96 | 3.17 | 38 |
| 35 | 04/09/2025 | 11:56:48 | 72.66, -7.18 | 64.99 | 04/09/2025 | 11:56:05 | 72.66, -7.24 | 65.00 | 2.04 | 43 |
| 36 | 04/09/2025 | 12:47:33 | -72.68, 160.09 | 115.01 | 04/09/2025 | 12:46:47 | -72.68, 160.12 | 115.00 | 1.03 | 46 |
| 37 | 04/09/2025 | 13:38:18 | 72.67, -32.57 | 64.97 | 04/09/2025 | 13:37:26 | 72.69, -32.52 | 65.00 | 2.54 | 52 |
| 38 | 04/09/2025 | 14:29:02 | -72.64, 134.80 | 115.08 | 04/09/2025 | 14:28:09 | -72.65, 134.73 | 115.05 | 2.73 | 53 |
| 39 | 04/09/2025 | 15:19:48 | 72.68, -57.97 | 64.96 | 04/09/2025 | 15:18:48 | 72.66, -57.91 | 64.95 | 2.59 | 60 |
| 40 | 04/09/2025 | 16:10:32 | -72.65, 109.41 | 115.09 | 04/09/2025 | 16:09:30 | -72.68, 109.44 | 115.05 | 3.12 | 62 |
| 41 | 04/09/2025 | 17:01:17 | 72.64, -83.26 | 64.89 | 04/09/2025 | 17:00:10 | 72.64, -83.30 | 64.90 | 1.49 | 67 |
| 42 | 04/09/2025 | 17:52:02 | -72.66, 84.01 | 115.11 | 04/09/2025 | 17:50:52 | -72.65, 84.05 | 115.10 | 1.59 | 70 |
| 43 | 04/09/2025 | 18:42:46 | 72.60,-108.55 | 64.82 | 04/09/2025 | 18:41:32 | 72.62,-108.69 | 64.85 | 5.05 | 74 |
| 44 | 04/09/2025 | 19:33:30 | -72.57, 58.82 | 115.23 | 04/09/2025 | 19:32:16 | -72.53, 58.46 | 115.24 | 13.15 | 74 |
| 45 | 04/09/2025 | 20:24:10 | 72.30,-133.33 | 64.47 | 04/09/2025 | 20:22:59 | 72.33,-134.59 | 64.58 | 42.64 | 71 |
| 46 | 04/09/2025 | 21:14:54 | -72.28, 34.04 | 115.58 | 04/09/2025 | 21:13:43 | -72.25, 32.57 | 115.52 | 49.95 | 71 |
| 47 | 04/09/2025 | 22:05:34 | 72.01,-158.13 | 64.13 | 04/09/2025 | 22:04:27 | 72.00,-160.57 | 64.26 | 83.71 | 67 |
| 48 | 04/09/2025 | 22:56:17 | -71.93, 9.33 | 115.98 | 04/09/2025 | 22:55:10 | -71.97, 6.69 | 115.79 | 91.01 | 67 |
Figure of NOAA-21 and METOP-C satellite orbits during SNOs since TLE Epoch: 4/2/2025
Download SNOs between NOAA-21 and METOP-C since TLE EPOCH: 04/02/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and METOP-C