Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between FY3D and METOP-C Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 7/10/2025
| Index | Date (FY3D) | Time (FY3D) | Lat,Lon (FY3D) | SZA (FY3D ) | Date (METOP-C) | Time (METOP-C) | Lat,Lon (METOP-C) | SZA (METOP-C ) | Distance(km) | Time Diff (sec) |
| 1 | 07/14/2025 | 03:40:51 | 77.39, 127.38 | 55.68 | 07/14/2025 | 03:41:58 | 77.38, 130.19 | 55.70 | 68.42 | 67 |
| 2 | 07/14/2025 | 04:31:33 | -77.28, -64.82 | 124.43 | 07/14/2025 | 04:32:43 | -77.24, -63.09 | 124.45 | 42.71 | 70 |
| 3 | 07/14/2025 | 05:22:13 | 77.07, 103.44 | 55.38 | 07/14/2025 | 05:23:27 | 77.06, 103.47 | 55.37 | 2.24 | 74 |
| 4 | 07/14/2025 | 06:12:57 | -77.05, -89.15 | 124.64 | 07/14/2025 | 06:14:09 | -77.05, -89.24 | 124.64 | 2.28 | 72 |
| 5 | 07/14/2025 | 07:03:42 | 77.05, 78.16 | 55.37 | 07/14/2025 | 07:04:49 | 77.04, 78.06 | 55.36 | 3.24 | 67 |
| 6 | 07/14/2025 | 07:54:27 | -77.07,-114.61 | 124.61 | 07/14/2025 | 07:55:30 | -77.07,-114.47 | 124.60 | 3.52 | 63 |
| 7 | 07/14/2025 | 08:45:12 | 77.08, 52.70 | 55.40 | 07/14/2025 | 08:46:10 | 77.06, 52.82 | 55.40 | 3.33 | 58 |
| 8 | 07/14/2025 | 09:35:56 | -77.05,-139.89 | 124.62 | 07/14/2025 | 09:36:52 | -77.05,-139.89 | 124.61 | 0.07 | 56 |
| 9 | 07/14/2025 | 10:26:41 | 77.05, 27.42 | 55.39 | 07/14/2025 | 10:27:32 | 77.04, 27.40 | 55.39 | 1.28 | 51 |
| 10 | 07/14/2025 | 11:17:25 | -77.03,-165.17 | 124.62 | 07/14/2025 | 11:18:14 | -77.03,-165.31 | 124.62 | 3.41 | 49 |
| 11 | 07/14/2025 | 12:08:10 | 77.03, 2.14 | 55.39 | 07/14/2025 | 12:08:53 | 77.07, 2.16 | 55.42 | 3.96 | 43 |
| 12 | 07/14/2025 | 12:58:55 | -77.05, 169.36 | 124.59 | 07/14/2025 | 12:59:35 | -77.06, 169.46 | 124.58 | 2.35 | 40 |
| 13 | 07/14/2025 | 13:49:40 | 77.05, -23.32 | 55.42 | 07/14/2025 | 13:50:15 | 77.05, -23.25 | 55.41 | 1.79 | 35 |
| 14 | 07/14/2025 | 14:40:24 | -77.03, 144.09 | 124.60 | 07/14/2025 | 14:40:57 | -77.04, 144.04 | 124.59 | 1.48 | 33 |
| 15 | 07/14/2025 | 15:31:09 | 77.03, -48.60 | 55.41 | 07/14/2025 | 15:31:37 | 77.03, -48.67 | 55.41 | 1.80 | 28 |
| 16 | 07/14/2025 | 16:21:54 | -77.05, 118.62 | 124.57 | 07/14/2025 | 16:22:19 | -77.02, 118.62 | 124.60 | 3.55 | 25 |
| 17 | 07/14/2025 | 17:12:39 | 77.05, -74.07 | 55.44 | 07/14/2025 | 17:12:58 | 77.06, -73.91 | 55.44 | 3.90 | 19 |
| 18 | 07/14/2025 | 18:03:23 | -77.03, 93.34 | 124.58 | 07/14/2025 | 18:03:40 | -77.05, 93.38 | 124.57 | 1.86 | 17 |
| 19 | 07/14/2025 | 18:54:08 | 77.03, -99.34 | 55.43 | 07/14/2025 | 18:54:20 | 77.04, -99.33 | 55.43 | 0.54 | 12 |
| 20 | 07/14/2025 | 19:44:52 | -77.01, 68.06 | 124.59 | 07/14/2025 | 19:45:02 | -77.03, 67.97 | 124.57 | 3.02 | 10 |
| 21 | 07/14/2025 | 20:35:37 | 77.01,-124.62 | 55.42 | 07/14/2025 | 20:35:42 | 77.02,-124.74 | 55.42 | 3.11 | 5 |
| 22 | 07/14/2025 | 21:26:22 | -77.03, 42.60 | 124.56 | 07/14/2025 | 21:26:24 | -77.01, 42.55 | 124.58 | 2.91 | 2 |
| 23 | 07/14/2025 | 22:17:07 | 77.03,-150.09 | 55.45 | 07/14/2025 | 22:17:03 | 77.04,-149.98 | 55.46 | 2.78 | 4 |
| 24 | 07/14/2025 | 23:07:51 | -77.01, 17.32 | 124.57 | 07/14/2025 | 23:07:45 | -77.03, 17.31 | 124.55 | 2.49 | 6 |
| 25 | 07/14/2025 | 23:58:36 | 77.01,-175.37 | 55.44 | 07/14/2025 | 23:58:25 | 77.02,-175.40 | 55.45 | 1.50 | 11 |
| 26 | 07/15/2025 | 00:49:21 | -77.03, -8.14 | 124.54 | 07/15/2025 | 00:49:07 | -77.02, -8.10 | 124.55 | 2.20 | 14 |
| 27 | 07/15/2025 | 01:40:06 | 77.03, 159.17 | 55.47 | 07/15/2025 | 01:39:47 | 77.00, 159.18 | 55.44 | 3.27 | 19 |
| 28 | 07/15/2025 | 02:30:50 | -77.01, -33.42 | 124.54 | 07/15/2025 | 02:30:29 | -77.00, -33.52 | 124.56 | 3.00 | 21 |
| 29 | 07/15/2025 | 03:21:35 | 77.01, 133.89 | 55.47 | 07/15/2025 | 03:21:08 | 77.03, 133.95 | 55.48 | 2.28 | 27 |
| 30 | 07/15/2025 | 04:12:20 | -77.03, -58.89 | 124.51 | 07/15/2025 | 04:11:50 | -77.02, -58.76 | 124.53 | 3.45 | 30 |
| 31 | 07/15/2025 | 05:03:04 | 76.99, 108.61 | 55.46 | 07/15/2025 | 05:02:30 | 77.01, 108.53 | 55.47 | 3.01 | 34 |
| 32 | 07/15/2025 | 05:53:49 | -77.01, -84.16 | 124.52 | 07/15/2025 | 05:53:12 | -77.00, -84.17 | 124.53 | 1.09 | 37 |
| 33 | 07/15/2025 | 06:44:34 | 77.01, 83.15 | 55.49 | 07/15/2025 | 06:43:52 | 76.99, 83.11 | 55.46 | 2.58 | 42 |
| 34 | 07/15/2025 | 07:35:18 | -76.99,-109.44 | 124.53 | 07/15/2025 | 07:34:34 | -76.98,-109.59 | 124.54 | 3.77 | 44 |
| 35 | 07/15/2025 | 08:26:03 | 76.99, 57.87 | 55.48 | 07/15/2025 | 08:25:13 | 77.02, 57.87 | 55.50 | 2.74 | 50 |
| 36 | 07/15/2025 | 09:16:48 | -77.01,-134.91 | 124.50 | 07/15/2025 | 09:15:55 | -77.01,-134.83 | 124.50 | 2.00 | 53 |
| 37 | 07/15/2025 | 10:07:33 | 77.01, 32.41 | 55.51 | 07/15/2025 | 10:06:35 | 77.00, 32.45 | 55.49 | 2.13 | 58 |
| 38 | 07/15/2025 | 10:58:17 | -76.99,-160.19 | 124.51 | 07/15/2025 | 10:57:17 | -76.99,-160.25 | 124.51 | 1.48 | 60 |
| 39 | 07/15/2025 | 11:49:02 | 76.99, 7.13 | 55.50 | 07/15/2025 | 11:47:57 | 76.98, 7.04 | 55.48 | 2.72 | 65 |
| 40 | 07/15/2025 | 12:39:47 | -77.01, 174.35 | 124.48 | 07/15/2025 | 12:38:38 | -77.02, 174.52 | 124.48 | 4.18 | 69 |
| 41 | 07/15/2025 | 13:30:32 | 77.01, -18.34 | 55.53 | 07/15/2025 | 13:29:18 | 77.00, -18.20 | 55.52 | 3.57 | 74 |
| 42 | 07/15/2025 | 14:21:15 | -76.95, 149.25 | 124.53 | 07/15/2025 | 14:20:01 | -76.95, 148.92 | 124.53 | 8.34 | 74 |
| 43 | 07/15/2025 | 15:11:55 | 76.73, -42.53 | 55.28 | 07/15/2025 | 15:10:46 | 76.72, -44.67 | 55.24 | 54.79 | 69 |
| 44 | 07/15/2025 | 16:02:36 | -76.63, 125.22 | 124.82 | 07/15/2025 | 16:01:29 | -76.62, 122.29 | 124.86 | 75.31 | 67 |
Figure of FY3D and METOP-C satellite orbits during SNOs since TLE Epoch: 7/10/2025
Download SNOs between FY3D and METOP-C since TLE EPOCH: 07/10/2025 in txt file.
Historial Predications of SNOs between FY3D and METOP-C