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: 5/28/2025
| 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 | 05/29/2025 | 21:28:14 | 73.31,-151.41 | 51.69 | 05/29/2025 | 21:29:22 | 73.27,-149.14 | 51.54 | 72.73 | 68 |
| 2 | 05/29/2025 | 22:18:56 | -73.24, 16.07 | 128.40 | 05/29/2025 | 22:20:05 | -73.20, 18.01 | 128.55 | 62.58 | 69 |
| 3 | 05/29/2025 | 23:09:38 | 73.01,-176.13 | 51.35 | 05/29/2025 | 23:10:50 | 72.95,-175.18 | 51.23 | 31.65 | 72 |
| 4 | 05/30/2025 | 00:00:20 | -72.94, -8.66 | 128.74 | 05/30/2025 | 00:01:33 | -72.88, -8.02 | 128.85 | 22.06 | 73 |
| 5 | 05/30/2025 | 00:51:03 | 72.76, 159.02 | 51.06 | 05/30/2025 | 00:52:16 | 72.73, 159.01 | 51.02 | 3.56 | 73 |
| 6 | 05/30/2025 | 01:41:46 | -72.74, -33.61 | 128.97 | 05/30/2025 | 01:42:57 | -72.76, -33.61 | 128.97 | 1.82 | 71 |
| 7 | 05/30/2025 | 02:32:33 | 72.76, 133.64 | 51.06 | 05/30/2025 | 02:33:37 | 72.76, 133.74 | 51.04 | 3.09 | 64 |
| 8 | 05/30/2025 | 03:23:15 | -72.74, -58.99 | 128.98 | 05/30/2025 | 03:24:18 | -72.74, -58.99 | 128.99 | 0.51 | 63 |
| 9 | 05/30/2025 | 04:14:01 | 72.72, 108.37 | 50.99 | 05/30/2025 | 04:14:58 | 72.74, 108.36 | 51.01 | 3.12 | 57 |
| 10 | 05/30/2025 | 05:04:45 | -72.74, -84.37 | 128.99 | 05/30/2025 | 05:05:40 | -72.72, -84.37 | 129.02 | 2.81 | 55 |
| 11 | 05/30/2025 | 05:55:31 | 72.72, 82.99 | 50.99 | 05/30/2025 | 05:56:20 | 72.72, 82.98 | 50.98 | 0.88 | 49 |
| 12 | 05/30/2025 | 06:46:14 | -72.69,-109.64 | 129.05 | 05/30/2025 | 06:47:02 | -72.70,-109.74 | 129.05 | 3.40 | 48 |
| 13 | 05/30/2025 | 07:37:01 | 72.72, 57.61 | 50.98 | 05/30/2025 | 07:37:42 | 72.70, 57.60 | 50.96 | 1.62 | 41 |
| 14 | 05/30/2025 | 08:27:44 | -72.70,-135.02 | 129.06 | 05/30/2025 | 08:28:24 | -72.68,-135.12 | 129.08 | 3.82 | 40 |
| 15 | 05/30/2025 | 09:18:31 | 72.72, 32.23 | 50.97 | 05/30/2025 | 09:19:03 | 72.74, 32.33 | 50.97 | 3.49 | 32 |
| 16 | 05/30/2025 | 10:09:14 | -72.70,-160.40 | 129.06 | 05/30/2025 | 10:09:45 | -72.71,-160.40 | 129.06 | 1.51 | 31 |
| 17 | 05/30/2025 | 11:00:01 | 72.72, 6.86 | 50.96 | 05/30/2025 | 11:00:25 | 72.72, 6.95 | 50.95 | 3.05 | 24 |
| 18 | 05/30/2025 | 11:50:44 | -72.70, 174.22 | 129.07 | 05/30/2025 | 11:51:07 | -72.69, 174.22 | 129.08 | 0.81 | 23 |
| 19 | 05/30/2025 | 12:41:30 | 72.67, -18.42 | 50.90 | 05/30/2025 | 12:41:47 | 72.70, -18.43 | 50.92 | 2.78 | 17 |
| 20 | 05/30/2025 | 13:32:14 | -72.70, 148.84 | 129.08 | 05/30/2025 | 13:32:29 | -72.67, 148.84 | 129.11 | 3.12 | 15 |
| 21 | 05/30/2025 | 14:23:00 | 72.68, -43.80 | 50.89 | 05/30/2025 | 14:23:09 | 72.68, -43.81 | 50.89 | 0.63 | 9 |
| 22 | 05/30/2025 | 15:13:43 | -72.65, 123.57 | 129.14 | 05/30/2025 | 15:13:51 | -72.66, 123.47 | 129.14 | 3.39 | 8 |
| 23 | 05/30/2025 | 16:04:30 | 72.68, -69.18 | 50.88 | 05/30/2025 | 16:04:31 | 72.66, -69.19 | 50.87 | 2.00 | 1 |
| 24 | 05/30/2025 | 16:55:13 | -72.66, 98.19 | 129.15 | 05/30/2025 | 16:55:12 | -72.69, 98.19 | 129.12 | 3.50 | 1 |
| 25 | 05/30/2025 | 17:46:00 | 72.68, -94.55 | 50.87 | 05/30/2025 | 17:45:52 | 72.69, -94.47 | 50.88 | 3.25 | 8 |
| 26 | 05/30/2025 | 18:36:43 | -72.66, 72.81 | 129.16 | 05/30/2025 | 18:36:34 | -72.67, 72.81 | 129.15 | 1.18 | 9 |
| 27 | 05/30/2025 | 19:27:30 | 72.68,-119.93 | 50.87 | 05/30/2025 | 19:27:14 | 72.67,-119.84 | 50.86 | 3.09 | 16 |
| 28 | 05/30/2025 | 20:18:13 | -72.66, 47.43 | 129.17 | 05/30/2025 | 20:17:56 | -72.65, 47.43 | 129.17 | 1.14 | 17 |
| 29 | 05/30/2025 | 21:08:59 | 72.63,-145.21 | 50.80 | 05/30/2025 | 21:08:36 | 72.65,-145.22 | 50.83 | 2.41 | 23 |
| 30 | 05/30/2025 | 21:59:43 | -72.66, 22.05 | 129.17 | 05/30/2025 | 21:59:18 | -72.63, 22.06 | 129.20 | 3.46 | 25 |
| 31 | 05/30/2025 | 22:50:29 | 72.63,-170.59 | 50.80 | 05/30/2025 | 22:49:58 | 72.63,-170.60 | 50.80 | 0.54 | 31 |
| 32 | 05/30/2025 | 23:41:12 | -72.61, -3.22 | 129.24 | 05/30/2025 | 23:40:40 | -72.61, -3.32 | 129.23 | 3.38 | 32 |
| 33 | 05/31/2025 | 00:31:59 | 72.64, 164.04 | 50.79 | 05/31/2025 | 00:31:20 | 72.62, 164.02 | 50.78 | 2.40 | 39 |
| 34 | 05/31/2025 | 01:22:42 | -72.61, -28.60 | 129.25 | 05/31/2025 | 01:22:01 | -72.64, -28.60 | 129.21 | 3.16 | 41 |
| 35 | 05/31/2025 | 02:13:29 | 72.64, 138.66 | 50.78 | 05/31/2025 | 02:12:41 | 72.65, 138.74 | 50.79 | 3.06 | 48 |
| 36 | 05/31/2025 | 03:04:12 | -72.62, -53.98 | 129.25 | 05/31/2025 | 03:03:23 | -72.62, -53.98 | 129.24 | 0.84 | 49 |
| 37 | 05/31/2025 | 03:54:59 | 72.64, 113.28 | 50.77 | 05/31/2025 | 03:54:03 | 72.63, 113.37 | 50.77 | 3.20 | 56 |
| 38 | 05/31/2025 | 04:45:42 | -72.62, -79.36 | 129.26 | 05/31/2025 | 04:44:45 | -72.60, -79.36 | 129.26 | 1.50 | 57 |
| 39 | 05/31/2025 | 05:36:28 | 72.59, 88.00 | 50.71 | 05/31/2025 | 05:35:25 | 72.61, 87.99 | 50.74 | 2.02 | 63 |
| 40 | 05/31/2025 | 06:27:11 | -72.57,-104.63 | 129.32 | 05/31/2025 | 06:26:07 | -72.59,-104.73 | 129.29 | 3.82 | 64 |
| 41 | 05/31/2025 | 07:17:58 | 72.59, 62.62 | 50.70 | 05/31/2025 | 07:16:47 | 72.59, 62.61 | 50.71 | 0.70 | 71 |
| 42 | 05/31/2025 | 08:08:41 | -72.57,-130.01 | 129.33 | 05/31/2025 | 08:07:29 | -72.57,-130.11 | 129.32 | 3.39 | 72 |
| 43 | 05/31/2025 | 08:59:25 | 72.44, 37.55 | 50.53 | 05/31/2025 | 08:58:12 | 72.42, 36.92 | 50.55 | 21.43 | 73 |
| 44 | 05/31/2025 | 09:50:07 | -72.37,-154.98 | 129.56 | 05/31/2025 | 09:48:54 | -72.40,-155.80 | 129.48 | 27.51 | 73 |
| 45 | 05/31/2025 | 10:40:49 | 72.14, 12.78 | 50.19 | 05/31/2025 | 10:39:39 | 72.14, 11.04 | 50.29 | 59.17 | 70 |
| 46 | 05/31/2025 | 11:31:31 | -72.07,-179.77 | 129.89 | 05/31/2025 | 11:30:22 | -72.07, 178.23 | 129.78 | 68.57 | 69 |
Figure of NOAA-21 and METOP-C satellite orbits during SNOs since TLE Epoch: 5/28/2025
Download SNOs between NOAA-21 and METOP-C since TLE EPOCH: 05/28/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and METOP-C