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: 10/25/2025
| 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 | 10/30/2025 | 20:50:24 | -77.84, 50.68 | 88.06 | 10/30/2025 | 20:51:28 | -77.81, 54.79 | 87.94 | 96.28 | 64 |
| 2 | 10/30/2025 | 21:41:04 | 77.65,-141.05 | 91.80 | 10/30/2025 | 21:42:13 | 77.61,-138.84 | 91.84 | 52.88 | 69 |
| 3 | 10/30/2025 | 22:31:45 | -77.50, 27.02 | 88.33 | 10/30/2025 | 22:32:58 | -77.46, 27.79 | 88.33 | 19.14 | 73 |
| 4 | 10/30/2025 | 23:22:27 | 77.39,-165.14 | 91.60 | 10/30/2025 | 23:23:40 | 77.38,-165.22 | 91.60 | 2.33 | 73 |
| 5 | 10/31/2025 | 00:13:12 | -77.40, 2.12 | 88.39 | 10/31/2025 | 00:14:21 | -77.40, 2.19 | 88.38 | 1.61 | 69 |
| 6 | 10/31/2025 | 01:03:56 | 77.38, 169.56 | 91.61 | 10/31/2025 | 01:05:01 | 77.41, 169.55 | 91.65 | 3.42 | 65 |
| 7 | 10/31/2025 | 01:54:41 | -77.39, -23.17 | 88.38 | 10/31/2025 | 01:55:43 | -77.38, -23.23 | 88.37 | 1.36 | 62 |
| 8 | 10/31/2025 | 02:45:26 | 77.40, 144.07 | 91.65 | 10/31/2025 | 02:46:23 | 77.39, 144.14 | 91.65 | 2.05 | 57 |
| 9 | 10/31/2025 | 03:36:10 | -77.37, -48.47 | 88.37 | 10/31/2025 | 03:37:05 | -77.37, -48.64 | 88.37 | 4.22 | 55 |
| 10 | 10/31/2025 | 04:26:55 | 77.39, 118.78 | 91.66 | 10/31/2025 | 04:27:45 | 77.37, 118.72 | 91.66 | 1.96 | 50 |
| 11 | 10/31/2025 | 05:17:40 | -77.40, -73.96 | 88.32 | 10/31/2025 | 05:18:26 | -77.39, -73.87 | 88.32 | 2.31 | 46 |
| 12 | 10/31/2025 | 06:08:24 | 77.37, 93.48 | 91.67 | 10/31/2025 | 06:09:06 | 77.40, 93.50 | 91.71 | 3.22 | 42 |
| 13 | 10/31/2025 | 06:59:09 | -77.38, -99.25 | 88.31 | 10/31/2025 | 06:59:48 | -77.38, -99.28 | 88.31 | 0.84 | 39 |
| 14 | 10/31/2025 | 07:49:54 | 77.40, 67.99 | 91.72 | 10/31/2025 | 07:50:28 | 77.38, 68.08 | 91.71 | 2.70 | 34 |
| 15 | 10/31/2025 | 08:40:38 | -77.36,-124.55 | 88.30 | 10/31/2025 | 08:41:10 | -77.36,-124.69 | 88.31 | 3.57 | 32 |
| 16 | 10/31/2025 | 09:31:23 | 77.38, 42.69 | 91.73 | 10/31/2025 | 09:31:50 | 77.36, 42.67 | 91.71 | 1.80 | 27 |
| 17 | 10/31/2025 | 10:22:08 | -77.39,-150.04 | 88.26 | 10/31/2025 | 10:22:31 | -77.38,-149.92 | 88.26 | 3.00 | 23 |
| 18 | 10/31/2025 | 11:12:52 | 77.36, 17.40 | 91.74 | 10/31/2025 | 11:13:11 | 77.39, 17.44 | 91.77 | 3.14 | 19 |
| 19 | 10/31/2025 | 12:03:37 | -77.37,-175.34 | 88.25 | 10/31/2025 | 12:03:53 | -77.37,-175.33 | 88.25 | 0.73 | 16 |
| 20 | 10/31/2025 | 12:54:22 | 77.39, -8.09 | 91.78 | 10/31/2025 | 12:54:33 | 77.37, -7.98 | 91.77 | 3.37 | 11 |
| 21 | 10/31/2025 | 13:45:06 | -77.36, 159.37 | 88.24 | 10/31/2025 | 13:45:15 | -77.35, 159.25 | 88.25 | 2.95 | 9 |
| 22 | 10/31/2025 | 14:35:51 | 77.37, -33.39 | 91.79 | 10/31/2025 | 14:35:55 | 77.36, -33.39 | 91.77 | 1.90 | 4 |
| 23 | 10/31/2025 | 15:26:36 | -77.38, 133.88 | 88.20 | 10/31/2025 | 15:26:36 | -77.38, 134.03 | 88.20 | 3.70 | 0 |
| 24 | 10/31/2025 | 16:17:20 | 77.36, -58.68 | 91.80 | 10/31/2025 | 16:17:16 | 77.38, -58.62 | 91.83 | 3.20 | 4 |
| 25 | 10/31/2025 | 17:08:04 | -77.37, 108.58 | 88.19 | 10/31/2025 | 17:07:57 | -77.36, 108.61 | 88.19 | 1.17 | 7 |
| 26 | 10/31/2025 | 17:58:48 | 77.34, -83.98 | 91.81 | 10/31/2025 | 17:58:37 | 77.37, -84.03 | 91.83 | 2.88 | 11 |
| 27 | 10/31/2025 | 18:49:33 | -77.35, 83.29 | 88.18 | 10/31/2025 | 18:49:19 | -77.34, 83.20 | 88.19 | 2.38 | 14 |
| 28 | 10/31/2025 | 19:40:18 | 77.37,-109.47 | 91.85 | 10/31/2025 | 19:39:59 | 77.35,-109.45 | 91.83 | 2.24 | 19 |
| 29 | 10/31/2025 | 20:31:02 | -77.34, 57.99 | 88.17 | 10/31/2025 | 20:30:40 | -77.37, 57.97 | 88.14 | 3.62 | 22 |
| 30 | 10/31/2025 | 21:21:47 | 77.35,-134.77 | 91.86 | 10/31/2025 | 21:21:21 | 77.33,-134.86 | 91.83 | 3.24 | 26 |
| 31 | 10/31/2025 | 22:12:32 | -77.36, 32.50 | 88.12 | 10/31/2025 | 22:12:02 | -77.35, 32.56 | 88.14 | 1.80 | 30 |
| 32 | 10/31/2025 | 23:03:16 | 77.34,-160.06 | 91.87 | 10/31/2025 | 23:02:42 | 77.36,-160.09 | 91.89 | 2.41 | 34 |
| 33 | 10/31/2025 | 23:54:01 | -77.35, 7.20 | 88.11 | 10/31/2025 | 23:53:24 | -77.34, 7.14 | 88.13 | 1.91 | 37 |
| 34 | 11/01/2025 | 00:44:46 | 77.36, 174.45 | 91.92 | 11/01/2025 | 00:44:04 | 77.34, 174.50 | 91.89 | 2.73 | 42 |
| 35 | 11/01/2025 | 01:35:30 | -77.33, -18.09 | 88.10 | 11/01/2025 | 01:34:45 | -77.36, -18.08 | 88.08 | 3.40 | 45 |
| 36 | 11/01/2025 | 02:26:15 | 77.35, 149.15 | 91.93 | 11/01/2025 | 02:25:26 | 77.32, 149.08 | 91.89 | 3.04 | 49 |
| 37 | 11/01/2025 | 03:17:00 | -77.36, -43.58 | 88.06 | 11/01/2025 | 03:16:07 | -77.34, -43.50 | 88.08 | 2.48 | 53 |
| 38 | 11/01/2025 | 04:07:44 | 77.33, 123.85 | 91.94 | 11/01/2025 | 04:06:47 | 77.35, 123.86 | 91.94 | 2.08 | 57 |
| 39 | 11/01/2025 | 04:58:29 | -77.34, -68.88 | 88.05 | 11/01/2025 | 04:57:29 | -77.33, -68.91 | 88.07 | 1.64 | 60 |
| 40 | 11/01/2025 | 05:49:14 | 77.36, 98.36 | 91.98 | 11/01/2025 | 05:48:09 | 77.33, 98.44 | 91.95 | 3.30 | 65 |
| 41 | 11/01/2025 | 06:39:58 | -77.32, -94.18 | 88.04 | 11/01/2025 | 06:38:50 | -77.35, -94.14 | 88.02 | 3.32 | 68 |
| 42 | 11/01/2025 | 07:30:43 | 77.34, 73.07 | 91.99 | 11/01/2025 | 07:29:31 | 77.31, 73.03 | 91.95 | 3.00 | 72 |
| 43 | 11/01/2025 | 08:21:27 | -77.31,-119.47 | 88.03 | 11/01/2025 | 08:20:12 | -77.34,-119.55 | 88.02 | 3.62 | 75 |
| 44 | 11/01/2025 | 09:12:07 | 77.11, 48.73 | 91.83 | 11/01/2025 | 09:10:57 | 77.12, 46.87 | 91.76 | 46.02 | 70 |
| 45 | 11/01/2025 | 10:02:49 | -77.00,-143.45 | 88.26 | 11/01/2025 | 10:01:42 | -76.97,-146.43 | 88.41 | 74.59 | 67 |
Figure of FY3D and METOP-C satellite orbits during SNOs since TLE Epoch: 10/25/2025
Download SNOs between FY3D and METOP-C since TLE EPOCH: 10/25/2025 in txt file.
Historial Predications of SNOs between FY3D and METOP-C