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: 9/3/2025
| 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 | 09/06/2025 | 08:27:41 | 77.51, 56.51 | 71.18 | 09/06/2025 | 08:28:49 | 77.47, 58.93 | 71.20 | 58.58 | 68 |
| 2 | 09/06/2025 | 09:18:22 | -77.40,-135.65 | 108.91 | 09/06/2025 | 09:19:33 | -77.36,-134.23 | 108.92 | 34.67 | 71 |
| 3 | 09/06/2025 | 10:09:04 | 77.25, 32.41 | 70.96 | 09/06/2025 | 10:10:16 | 77.24, 32.57 | 70.97 | 4.01 | 72 |
| 4 | 09/06/2025 | 10:59:47 | -77.22,-160.15 | 109.05 | 09/06/2025 | 11:00:58 | -77.22,-160.21 | 109.05 | 1.37 | 71 |
| 5 | 09/06/2025 | 11:50:33 | 77.22, 7.13 | 70.97 | 09/06/2025 | 11:51:38 | 77.22, 7.15 | 70.98 | 0.64 | 65 |
| 6 | 09/06/2025 | 12:41:17 | -77.24, 174.38 | 109.01 | 09/06/2025 | 12:42:20 | -77.20, 174.38 | 109.04 | 4.40 | 63 |
| 7 | 09/06/2025 | 13:32:02 | 77.20, -18.15 | 70.98 | 09/06/2025 | 13:33:00 | 77.21, -18.26 | 70.98 | 2.73 | 58 |
| 8 | 09/06/2025 | 14:22:46 | -77.22, 149.10 | 109.00 | 09/06/2025 | 14:23:41 | -77.23, 149.15 | 108.99 | 1.37 | 55 |
| 9 | 09/06/2025 | 15:13:32 | 77.23, -43.62 | 71.02 | 09/06/2025 | 15:14:21 | 77.23, -43.49 | 71.04 | 3.27 | 49 |
| 10 | 09/06/2025 | 16:04:15 | -77.20, 123.82 | 108.99 | 09/06/2025 | 16:05:03 | -77.21, 123.74 | 108.98 | 2.43 | 48 |
| 11 | 09/06/2025 | 16:55:01 | 77.21, -68.90 | 71.03 | 09/06/2025 | 16:55:43 | 77.22, -68.90 | 71.05 | 1.06 | 42 |
| 12 | 09/06/2025 | 17:45:45 | -77.22, 98.36 | 108.95 | 09/06/2025 | 17:46:25 | -77.19, 98.32 | 108.97 | 3.35 | 40 |
| 13 | 09/06/2025 | 18:36:31 | 77.23, -94.37 | 71.08 | 09/06/2025 | 18:37:05 | 77.20, -94.32 | 71.05 | 3.50 | 34 |
| 14 | 09/06/2025 | 19:27:14 | -77.20, 73.08 | 108.94 | 09/06/2025 | 19:27:46 | -77.22, 73.09 | 108.92 | 1.92 | 32 |
| 15 | 09/06/2025 | 20:18:00 | 77.21,-119.64 | 71.09 | 09/06/2025 | 20:18:26 | 77.22,-119.55 | 71.11 | 3.03 | 26 |
| 16 | 09/06/2025 | 21:08:44 | -77.22, 47.61 | 108.89 | 09/06/2025 | 21:09:08 | -77.20, 47.68 | 108.91 | 2.95 | 24 |
| 17 | 09/06/2025 | 21:59:29 | 77.19,-144.92 | 71.10 | 09/06/2025 | 21:59:48 | 77.21,-144.96 | 71.12 | 2.37 | 19 |
| 18 | 09/06/2025 | 22:50:13 | -77.20, 22.33 | 108.88 | 09/06/2025 | 22:50:30 | -77.18, 22.26 | 108.90 | 2.66 | 17 |
| 19 | 09/06/2025 | 23:40:59 | 77.21,-170.39 | 71.14 | 09/06/2025 | 23:41:10 | 77.19,-170.38 | 71.12 | 2.21 | 11 |
| 20 | 09/07/2025 | 00:31:42 | -77.18, -2.95 | 108.88 | 09/07/2025 | 00:31:51 | -77.21, -2.97 | 108.85 | 3.07 | 9 |
| 21 | 09/07/2025 | 01:22:28 | 77.19, 164.33 | 71.15 | 09/07/2025 | 01:22:31 | 77.21, 164.40 | 71.18 | 3.38 | 3 |
| 22 | 09/07/2025 | 02:13:12 | -77.20, -28.42 | 108.83 | 09/07/2025 | 02:13:13 | -77.19, -28.38 | 108.84 | 1.56 | 1 |
| 23 | 09/07/2025 | 03:03:58 | 77.21, 138.86 | 71.20 | 09/07/2025 | 03:03:53 | 77.20, 138.98 | 71.19 | 3.28 | 5 |
| 24 | 09/07/2025 | 03:54:41 | -77.18, -53.69 | 108.82 | 09/07/2025 | 03:54:35 | -77.17, -53.79 | 108.83 | 2.63 | 6 |
| 25 | 09/07/2025 | 04:45:27 | 77.19, 113.58 | 71.20 | 09/07/2025 | 04:45:15 | 77.18, 113.57 | 71.19 | 1.13 | 12 |
| 26 | 09/07/2025 | 05:36:11 | -77.20, -79.16 | 108.78 | 09/07/2025 | 05:35:56 | -77.20, -79.02 | 108.78 | 3.45 | 15 |
| 27 | 09/07/2025 | 06:26:56 | 77.17, 88.30 | 71.21 | 09/07/2025 | 06:26:37 | 77.16, 88.15 | 71.20 | 3.79 | 19 |
| 28 | 09/07/2025 | 07:17:40 | -77.18,-104.44 | 108.77 | 09/07/2025 | 07:17:18 | -77.18,-104.44 | 108.77 | 0.17 | 22 |
| 29 | 09/07/2025 | 08:08:26 | 77.19, 62.83 | 71.26 | 09/07/2025 | 08:07:58 | 77.19, 62.92 | 71.25 | 2.21 | 28 |
| 30 | 09/07/2025 | 08:59:09 | -77.16,-129.72 | 108.76 | 09/07/2025 | 08:58:40 | -77.16,-129.85 | 108.76 | 3.26 | 29 |
| 31 | 09/07/2025 | 09:49:55 | 77.17, 37.55 | 71.27 | 09/07/2025 | 09:49:20 | 77.17, 37.51 | 71.26 | 1.15 | 35 |
| 32 | 09/07/2025 | 10:40:39 | -77.18,-155.19 | 108.71 | 09/07/2025 | 10:40:01 | -77.19,-155.08 | 108.71 | 2.69 | 38 |
| 33 | 09/07/2025 | 11:31:25 | 77.19, 12.09 | 71.31 | 09/07/2025 | 11:30:42 | 77.15, 12.09 | 71.27 | 4.35 | 43 |
| 34 | 09/07/2025 | 12:22:07 | -77.16, 179.53 | 108.70 | 09/07/2025 | 12:21:22 | -77.17, 179.50 | 108.70 | 1.20 | 45 |
| 35 | 09/07/2025 | 13:12:53 | 77.17, -13.19 | 71.32 | 09/07/2025 | 13:12:02 | 77.18, -13.14 | 71.32 | 1.62 | 51 |
| 36 | 09/07/2025 | 14:03:37 | -77.19, 154.06 | 108.66 | 09/07/2025 | 14:02:44 | -77.15, 154.09 | 108.69 | 3.43 | 53 |
| 37 | 09/07/2025 | 14:54:22 | 77.15, -38.47 | 71.33 | 09/07/2025 | 14:53:24 | 77.16, -38.55 | 71.33 | 2.22 | 58 |
| 38 | 09/07/2025 | 15:45:06 | -77.16, 128.79 | 108.65 | 09/07/2025 | 15:44:05 | -77.18, 128.86 | 108.64 | 2.53 | 61 |
| 39 | 09/07/2025 | 16:35:52 | 77.17, -63.94 | 71.38 | 09/07/2025 | 16:34:46 | 77.14, -63.96 | 71.34 | 3.32 | 66 |
| 40 | 09/07/2025 | 17:26:35 | -77.14, 103.51 | 108.64 | 09/07/2025 | 17:25:27 | -77.16, 103.45 | 108.63 | 2.57 | 68 |
| 41 | 09/07/2025 | 18:17:21 | 77.15, -89.22 | 71.38 | 09/07/2025 | 18:16:07 | 77.17, -89.19 | 71.39 | 1.98 | 74 |
| 42 | 09/07/2025 | 19:08:04 | -77.12, 78.23 | 108.63 | 09/07/2025 | 19:06:49 | -77.15, 78.03 | 108.62 | 5.39 | 75 |
| 43 | 09/07/2025 | 19:58:44 | 76.88,-113.39 | 71.16 | 09/07/2025 | 19:57:36 | 76.85,-115.87 | 71.07 | 62.70 | 68 |
| 44 | 09/07/2025 | 20:49:25 | -76.76, 54.40 | 108.93 | 09/07/2025 | 20:48:19 | -76.78, 51.20 | 108.99 | 81.68 | 66 |
Figure of FY3D and METOP-C satellite orbits during SNOs since TLE Epoch: 9/3/2025
Download SNOs between FY3D and METOP-C since TLE EPOCH: 09/03/2025 in txt file.
Historial Predications of SNOs between FY3D and METOP-C