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: 10/18/2025
| 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 | 11/01/2025 | 02:25:44 | 73.35, 134.12 | 87.80 | 11/01/2025 | 02:26:51 | 73.31, 136.65 | 87.70 | 80.88 | 67 |
| 2 | 11/01/2025 | 03:16:26 | -73.27, -58.37 | 92.28 | 11/01/2025 | 03:17:35 | -73.21, -56.24 | 92.39 | 68.62 | 69 |
| 3 | 11/01/2025 | 04:07:08 | 73.06, 109.39 | 87.52 | 11/01/2025 | 04:08:19 | 72.98, 110.61 | 87.41 | 40.60 | 71 |
| 4 | 11/01/2025 | 04:57:50 | -72.98, -83.11 | 92.56 | 11/01/2025 | 04:59:02 | -72.94, -82.17 | 92.63 | 31.22 | 72 |
| 5 | 11/01/2025 | 05:48:32 | 72.77, 84.63 | 87.23 | 11/01/2025 | 05:49:45 | 72.76, 84.80 | 87.22 | 5.60 | 73 |
| 6 | 11/01/2025 | 06:39:15 | -72.74,-107.98 | 92.79 | 11/01/2025 | 06:40:28 | -72.71,-107.97 | 92.82 | 2.71 | 73 |
| 7 | 11/01/2025 | 07:30:01 | 72.73, 59.34 | 87.22 | 11/01/2025 | 07:31:07 | 72.74, 59.42 | 87.22 | 2.75 | 66 |
| 8 | 11/01/2025 | 08:20:44 | -72.70,-133.27 | 92.81 | 11/01/2025 | 08:21:50 | -72.69,-133.35 | 92.82 | 2.67 | 66 |
| 9 | 11/01/2025 | 09:11:30 | 72.69, 34.05 | 87.20 | 11/01/2025 | 09:12:29 | 72.72, 34.04 | 87.22 | 3.06 | 59 |
| 10 | 11/01/2025 | 10:02:14 | -72.71,-158.67 | 92.78 | 11/01/2025 | 10:03:11 | -72.72,-158.63 | 92.77 | 2.02 | 57 |
| 11 | 11/01/2025 | 10:53:00 | 72.70, 8.65 | 87.23 | 11/01/2025 | 10:53:51 | 72.70, 8.65 | 87.22 | 0.58 | 51 |
| 12 | 11/01/2025 | 11:43:44 | -72.72, 175.93 | 92.74 | 11/01/2025 | 11:44:33 | -72.70, 175.99 | 92.77 | 2.84 | 49 |
| 13 | 11/01/2025 | 12:34:29 | 72.67, -16.64 | 87.21 | 11/01/2025 | 12:35:13 | 72.68, -16.73 | 87.23 | 3.14 | 44 |
| 14 | 11/01/2025 | 13:25:13 | -72.68, 150.64 | 92.76 | 11/01/2025 | 13:25:55 | -72.68, 150.61 | 92.76 | 0.98 | 42 |
| 15 | 11/01/2025 | 14:15:59 | 72.68, -42.04 | 87.25 | 11/01/2025 | 14:16:35 | 72.66, -42.11 | 87.23 | 3.06 | 36 |
| 16 | 11/01/2025 | 15:06:43 | -72.69, 125.24 | 92.73 | 11/01/2025 | 15:07:17 | -72.66, 125.22 | 92.76 | 3.59 | 34 |
| 17 | 11/01/2025 | 15:57:29 | 72.69, -67.44 | 87.28 | 11/01/2025 | 15:57:56 | 72.69, -67.39 | 87.28 | 1.78 | 27 |
| 18 | 11/01/2025 | 16:48:12 | -72.66, 99.94 | 92.74 | 11/01/2025 | 16:48:39 | -72.64, 99.84 | 92.76 | 3.67 | 27 |
| 19 | 11/01/2025 | 17:38:58 | 72.65, -92.73 | 87.27 | 11/01/2025 | 17:39:18 | 72.67, -92.77 | 87.28 | 2.30 | 20 |
| 20 | 11/01/2025 | 18:29:42 | -72.67, 74.55 | 92.71 | 11/01/2025 | 18:30:00 | -72.67, 74.57 | 92.71 | 0.86 | 18 |
| 21 | 11/01/2025 | 19:20:28 | 72.66,-118.13 | 87.30 | 11/01/2025 | 19:20:40 | 72.65,-118.15 | 87.29 | 1.71 | 12 |
| 22 | 11/01/2025 | 20:11:12 | -72.68, 49.15 | 92.67 | 11/01/2025 | 20:11:22 | -72.65, 49.18 | 92.70 | 3.20 | 10 |
| 23 | 11/01/2025 | 21:01:58 | 72.67,-143.53 | 87.34 | 11/01/2025 | 21:02:01 | 72.68,-143.43 | 87.34 | 3.43 | 3 |
Figure of NOAA-21 and METOP-C satellite orbits during SNOs since TLE Epoch: 10/18/2025
Download SNOs between NOAA-21 and METOP-C since TLE EPOCH: 10/18/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and METOP-C