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: 5/9/2025
| 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 | 05/21/2025 | 02:16:51 | 77.34, 147.21 | 57.06 | 05/21/2025 | 02:17:56 | 77.28, 150.70 | 57.07 | 85.48 | 65 |
| 2 | 05/21/2025 | 03:07:32 | -77.20, -44.85 | 123.08 | 05/21/2025 | 03:08:41 | -77.12, -42.64 | 123.11 | 55.24 | 69 |
| 3 | 05/21/2025 | 03:58:12 | 76.97, 123.46 | 56.71 | 05/21/2025 | 03:59:25 | 76.96, 124.01 | 56.71 | 14.03 | 73 |
| 4 | 05/21/2025 | 04:48:54 | -76.88, -68.82 | 123.39 | 05/21/2025 | 04:50:08 | -76.89, -68.94 | 123.38 | 3.18 | 74 |
| 5 | 05/21/2025 | 05:39:40 | 76.91, 98.37 | 56.63 | 05/21/2025 | 05:40:48 | 76.90, 98.43 | 56.63 | 1.80 | 68 |
| 6 | 05/21/2025 | 06:30:24 | -76.90, -94.27 | 123.39 | 05/21/2025 | 06:31:30 | -76.87, -94.34 | 123.41 | 3.34 | 66 |
| 7 | 05/21/2025 | 07:21:09 | 76.88, 73.10 | 56.60 | 05/21/2025 | 07:22:10 | 76.88, 73.03 | 56.60 | 1.86 | 61 |
| 8 | 05/21/2025 | 08:11:53 | -76.88,-119.55 | 123.42 | 05/21/2025 | 08:12:51 | -76.90,-119.57 | 123.39 | 2.98 | 58 |
| 9 | 05/21/2025 | 09:02:39 | 76.90, 47.65 | 56.60 | 05/21/2025 | 09:03:31 | 76.91, 47.80 | 56.61 | 3.92 | 52 |
| 10 | 05/21/2025 | 09:53:23 | -76.89,-145.00 | 123.42 | 05/21/2025 | 09:54:13 | -76.89,-144.98 | 123.43 | 1.15 | 50 |
| 11 | 05/21/2025 | 10:44:08 | 76.88, 22.37 | 56.56 | 05/21/2025 | 10:44:53 | 76.89, 22.39 | 56.58 | 1.68 | 45 |
| 12 | 05/21/2025 | 11:34:52 | -76.87,-170.27 | 123.46 | 05/21/2025 | 11:35:35 | -76.87,-170.38 | 123.46 | 2.84 | 43 |
| 13 | 05/21/2025 | 12:25:38 | 76.90, -3.08 | 56.57 | 05/21/2025 | 12:26:15 | 76.88, -3.01 | 56.55 | 2.90 | 37 |
| 14 | 05/21/2025 | 13:16:22 | -76.89, 164.28 | 123.45 | 05/21/2025 | 13:16:56 | -76.90, 164.39 | 123.44 | 2.92 | 34 |
| 15 | 05/21/2025 | 14:07:07 | 76.88, -28.35 | 56.53 | 05/21/2025 | 14:07:37 | 76.86, -28.42 | 56.52 | 2.25 | 30 |
| 16 | 05/21/2025 | 14:57:51 | -76.87, 139.01 | 123.49 | 05/21/2025 | 14:58:18 | -76.88, 138.99 | 123.47 | 1.69 | 27 |
| 17 | 05/21/2025 | 15:48:37 | 76.90, -53.80 | 56.54 | 05/21/2025 | 15:48:58 | 76.89, -53.64 | 56.53 | 4.07 | 21 |
| 18 | 05/21/2025 | 16:39:21 | -76.89, 113.55 | 123.49 | 05/21/2025 | 16:39:40 | -76.86, 113.58 | 123.50 | 2.42 | 19 |
| 19 | 05/21/2025 | 17:30:06 | 76.87, -79.08 | 56.50 | 05/21/2025 | 17:30:20 | 76.87, -79.05 | 56.50 | 0.71 | 14 |
| 20 | 05/21/2025 | 18:20:50 | -76.86, 88.28 | 123.52 | 05/21/2025 | 18:21:02 | -76.85, 88.18 | 123.54 | 3.06 | 12 |
| 21 | 05/21/2025 | 19:11:35 | 76.85,-104.35 | 56.46 | 05/21/2025 | 19:11:42 | 76.86,-104.45 | 56.47 | 2.88 | 7 |
| 22 | 05/21/2025 | 20:02:20 | -76.88, 62.83 | 123.52 | 05/21/2025 | 20:02:23 | -76.88, 62.95 | 123.52 | 3.02 | 3 |
| 23 | 05/21/2025 | 20:53:05 | 76.87,-129.80 | 56.47 | 05/21/2025 | 20:53:04 | 76.84,-129.86 | 56.44 | 3.26 | 1 |
| 24 | 05/21/2025 | 21:43:49 | -76.86, 37.56 | 123.55 | 05/21/2025 | 21:43:45 | -76.86, 37.54 | 123.55 | 0.48 | 4 |
| 25 | 05/21/2025 | 22:34:34 | 76.84,-155.07 | 56.43 | 05/21/2025 | 22:34:25 | 76.87,-155.09 | 56.46 | 2.84 | 9 |
| 26 | 05/21/2025 | 23:25:19 | -76.88, 12.11 | 123.55 | 05/21/2025 | 23:25:07 | -76.84, 12.14 | 123.58 | 3.74 | 12 |
| 27 | 05/22/2025 | 00:16:04 | 76.86, 179.47 | 56.44 | 05/22/2025 | 00:15:47 | 76.85, 179.51 | 56.43 | 1.45 | 17 |
| 28 | 05/22/2025 | 01:06:48 | -76.85, -13.17 | 123.58 | 05/22/2025 | 01:06:28 | -76.87, -13.09 | 123.57 | 2.83 | 20 |
| 29 | 05/22/2025 | 01:57:33 | 76.84, 154.20 | 56.40 | 05/22/2025 | 01:57:09 | 76.84, 154.10 | 56.39 | 2.50 | 24 |
| 30 | 05/22/2025 | 02:48:17 | -76.83, -38.44 | 123.62 | 05/22/2025 | 02:47:50 | -76.86, -38.49 | 123.60 | 3.24 | 27 |
| 31 | 05/22/2025 | 03:39:03 | 76.86, 128.75 | 56.41 | 05/22/2025 | 03:38:30 | 76.87, 128.88 | 56.41 | 3.26 | 33 |
| 32 | 05/22/2025 | 04:29:47 | -76.85, -63.89 | 123.62 | 05/22/2025 | 04:29:12 | -76.84, -63.90 | 123.63 | 1.06 | 35 |
| 33 | 05/22/2025 | 05:20:32 | 76.84, 103.48 | 56.37 | 05/22/2025 | 05:19:52 | 76.85, 103.47 | 56.38 | 1.42 | 40 |
| 34 | 05/22/2025 | 06:11:16 | -76.83, -89.16 | 123.65 | 05/22/2025 | 06:10:34 | -76.82, -89.30 | 123.66 | 3.55 | 42 |
| 35 | 05/22/2025 | 07:02:02 | 76.86, 78.02 | 56.37 | 05/22/2025 | 07:01:14 | 76.83, 78.07 | 56.35 | 2.80 | 48 |
| 36 | 05/22/2025 | 07:52:46 | -76.84,-114.61 | 123.65 | 05/22/2025 | 07:51:55 | -76.85,-114.53 | 123.64 | 2.22 | 51 |
| 37 | 05/22/2025 | 08:43:31 | 76.83, 52.75 | 56.34 | 05/22/2025 | 08:42:36 | 76.82, 52.66 | 56.32 | 2.87 | 55 |
| 38 | 05/22/2025 | 09:34:15 | -76.82,-139.89 | 123.68 | 05/22/2025 | 09:33:17 | -76.84,-139.94 | 123.67 | 2.00 | 58 |
| 39 | 05/22/2025 | 10:25:01 | 76.85, 27.30 | 56.34 | 05/22/2025 | 10:23:57 | 76.84, 27.43 | 56.33 | 3.51 | 64 |
| 40 | 05/22/2025 | 11:15:45 | -76.84,-165.34 | 123.68 | 05/22/2025 | 11:14:39 | -76.82,-165.34 | 123.71 | 2.39 | 66 |
| 41 | 05/22/2025 | 12:06:30 | 76.83, 2.03 | 56.31 | 05/22/2025 | 12:05:19 | 76.83, 2.03 | 56.30 | 0.07 | 71 |
| 42 | 05/22/2025 | 12:57:14 | -76.82, 169.39 | 123.71 | 05/22/2025 | 12:56:00 | -76.85, 169.43 | 123.69 | 3.50 | 74 |
| 43 | 05/22/2025 | 13:47:55 | 76.67, -22.71 | 56.15 | 05/22/2025 | 13:46:43 | 76.68, -23.90 | 56.13 | 30.30 | 72 |
| 44 | 05/22/2025 | 14:38:37 | -76.58, 144.99 | 123.95 | 05/22/2025 | 14:37:27 | -76.56, 143.00 | 124.00 | 51.57 | 70 |
Figure of FY3D and METOP-C satellite orbits during SNOs since TLE Epoch: 5/9/2025
Download SNOs between FY3D and METOP-C since TLE EPOCH: 05/09/2025 in txt file.
Historial Predications of SNOs between FY3D and METOP-C