Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NPP and METOP-C Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 10/11/2025
| Index | Date (NPP) | Time (NPP) | Lat,Lon (NPP) | SZA (NPP ) | Date (METOP-C) | Time (METOP-C) | Lat,Lon (METOP-C) | SZA (METOP-C ) | Distance(km) | Time Diff (sec) |
| 1 | 10/17/2025 | 00:54:43 | 73.50, 157.26 | 82.76 | 10/17/2025 | 00:55:50 | 73.43, 159.67 | 82.63 | 76.77 | 67 |
| 2 | 10/17/2025 | 01:45:25 | -73.37, -35.14 | 97.37 | 10/17/2025 | 01:46:34 | -73.31, -33.27 | 97.47 | 60.17 | 69 |
| 3 | 10/17/2025 | 02:36:06 | 73.15, 132.67 | 82.41 | 10/17/2025 | 02:37:18 | 73.11, 133.63 | 82.35 | 31.08 | 72 |
| 4 | 10/17/2025 | 03:26:49 | -73.07, -59.85 | 97.65 | 10/17/2025 | 03:28:02 | -72.99, -59.30 | 97.76 | 20.21 | 73 |
| 5 | 10/17/2025 | 04:17:31 | 72.90, 107.84 | 82.18 | 10/17/2025 | 04:18:44 | 72.89, 107.81 | 82.16 | 1.47 | 73 |
| 6 | 10/17/2025 | 05:08:15 | -72.88, -84.80 | 97.84 | 10/17/2025 | 05:09:26 | -72.87, -84.90 | 97.85 | 3.26 | 71 |
| 7 | 10/17/2025 | 05:59:01 | 72.90, 82.46 | 82.20 | 10/17/2025 | 06:00:05 | 72.92, 82.54 | 82.22 | 3.44 | 64 |
| 8 | 10/17/2025 | 06:49:45 | -72.88,-110.17 | 97.81 | 10/17/2025 | 06:50:47 | -72.90,-110.17 | 97.79 | 2.90 | 62 |
| 9 | 10/17/2025 | 07:40:31 | 72.90, 57.09 | 82.23 | 10/17/2025 | 07:41:27 | 72.90, 57.16 | 82.23 | 2.53 | 56 |
| 10 | 10/17/2025 | 08:31:15 | -72.88,-135.55 | 97.78 | 10/17/2025 | 08:32:09 | -72.88,-135.55 | 97.78 | 0.77 | 54 |
| 11 | 10/17/2025 | 09:22:01 | 72.90, 31.71 | 82.26 | 10/17/2025 | 09:22:49 | 72.88, 31.78 | 82.23 | 3.23 | 48 |
| 12 | 10/17/2025 | 10:12:45 | -72.88,-160.93 | 97.76 | 10/17/2025 | 10:13:31 | -72.87,-160.92 | 97.77 | 1.41 | 46 |
| 13 | 10/17/2025 | 11:03:30 | 72.85, 6.44 | 82.23 | 10/17/2025 | 11:04:11 | 72.86, 6.41 | 82.24 | 1.74 | 41 |
| 14 | 10/17/2025 | 11:54:15 | -72.88, 173.69 | 97.73 | 10/17/2025 | 11:54:53 | -72.85, 173.70 | 97.77 | 3.56 | 38 |
| 15 | 10/17/2025 | 12:45:00 | 72.85, -18.94 | 82.26 | 10/17/2025 | 12:45:33 | 72.85, -18.97 | 82.25 | 1.40 | 33 |
| 16 | 10/17/2025 | 13:35:44 | -72.83, 148.42 | 97.76 | 10/17/2025 | 13:36:15 | -72.83, 148.32 | 97.76 | 3.42 | 31 |
| 17 | 10/17/2025 | 14:26:30 | 72.85, -44.31 | 82.29 | 10/17/2025 | 14:26:55 | 72.83, -44.35 | 82.26 | 3.22 | 25 |
| 18 | 10/17/2025 | 15:17:14 | -72.83, 123.05 | 97.73 | 10/17/2025 | 15:17:36 | -72.86, 123.05 | 97.70 | 3.34 | 22 |
| 19 | 10/17/2025 | 16:08:00 | 72.86, -69.69 | 82.31 | 10/17/2025 | 16:08:16 | 72.86, -69.62 | 82.31 | 2.30 | 16 |
| 20 | 10/17/2025 | 16:58:44 | -72.83, 97.67 | 97.70 | 10/17/2025 | 16:58:58 | -72.84, 97.67 | 97.69 | 1.19 | 14 |
| 21 | 10/17/2025 | 17:49:30 | 72.86, -95.07 | 82.34 | 10/17/2025 | 17:49:38 | 72.84, -95.00 | 82.32 | 2.80 | 8 |
| 22 | 10/17/2025 | 18:40:14 | -72.83, 72.29 | 97.68 | 10/17/2025 | 18:40:20 | -72.83, 72.29 | 97.69 | 0.97 | 6 |
| 23 | 10/17/2025 | 19:30:59 | 72.81,-120.34 | 82.31 | 10/17/2025 | 19:31:00 | 72.82,-120.38 | 82.33 | 2.18 | 1 |
| 24 | 10/17/2025 | 20:21:44 | -72.84, 46.92 | 97.65 | 10/17/2025 | 20:21:42 | -72.81, 46.91 | 97.68 | 3.14 | 2 |
| 25 | 10/17/2025 | 21:12:29 | 72.81,-145.72 | 82.34 | 10/17/2025 | 21:12:22 | 72.80,-145.76 | 82.34 | 1.46 | 7 |
| 26 | 10/17/2025 | 22:03:14 | -72.84, 21.54 | 97.62 | 10/17/2025 | 22:03:03 | -72.84, 21.64 | 97.62 | 3.37 | 11 |
| 27 | 10/17/2025 | 22:53:59 | 72.81,-171.09 | 82.37 | 10/17/2025 | 22:53:44 | 72.79,-171.14 | 82.35 | 3.01 | 15 |
| 28 | 10/17/2025 | 23:44:43 | -72.79, -3.73 | 97.65 | 10/17/2025 | 23:44:25 | -72.82, -3.74 | 97.61 | 3.77 | 18 |
| 29 | 10/18/2025 | 00:35:29 | 72.81, 163.53 | 82.39 | 10/18/2025 | 00:35:05 | 72.82, 163.59 | 82.40 | 2.17 | 24 |
| 30 | 10/18/2025 | 01:26:13 | -72.79, -29.11 | 97.62 | 10/18/2025 | 01:25:47 | -72.80, -29.11 | 97.60 | 1.61 | 26 |
| 31 | 10/18/2025 | 02:16:59 | 72.81, 138.15 | 82.42 | 10/18/2025 | 02:16:27 | 72.80, 138.21 | 82.41 | 2.42 | 32 |
| 32 | 10/18/2025 | 03:07:43 | -72.79, -54.49 | 97.59 | 10/18/2025 | 03:07:09 | -72.79, -54.49 | 97.60 | 0.61 | 34 |
| 33 | 10/18/2025 | 03:58:28 | 72.76, 112.88 | 82.40 | 10/18/2025 | 03:57:49 | 72.78, 112.83 | 82.42 | 2.57 | 39 |
| 34 | 10/18/2025 | 04:49:13 | -72.79, -79.86 | 97.57 | 10/18/2025 | 04:48:31 | -72.77, -79.87 | 97.59 | 2.75 | 42 |
| 35 | 10/18/2025 | 05:39:58 | 72.76, 87.50 | 82.42 | 10/18/2025 | 05:39:11 | 72.76, 87.46 | 82.43 | 1.60 | 47 |
| 36 | 10/18/2025 | 06:30:43 | -72.79,-105.24 | 97.54 | 10/18/2025 | 06:29:52 | -72.80,-105.14 | 97.53 | 3.27 | 51 |
| 37 | 10/18/2025 | 07:21:28 | 72.77, 62.13 | 82.45 | 10/18/2025 | 07:20:33 | 72.75, 62.08 | 82.43 | 2.86 | 55 |
| 38 | 10/18/2025 | 08:12:13 | -72.79,-130.62 | 97.51 | 10/18/2025 | 08:11:14 | -72.78,-130.52 | 97.52 | 3.48 | 59 |
| 39 | 10/18/2025 | 09:02:58 | 72.77, 36.75 | 82.48 | 10/18/2025 | 09:01:54 | 72.78, 36.80 | 82.49 | 2.12 | 64 |
| 40 | 10/18/2025 | 09:53:42 | -72.75,-155.89 | 97.54 | 10/18/2025 | 09:52:36 | -72.76,-155.90 | 97.52 | 2.01 | 66 |
| 41 | 10/18/2025 | 10:44:27 | 72.77, 11.37 | 82.50 | 10/18/2025 | 10:43:15 | 72.76, 11.43 | 82.50 | 2.08 | 72 |
| 42 | 10/18/2025 | 11:35:11 | -72.75, 178.73 | 97.51 | 10/18/2025 | 11:33:57 | -72.74, 178.72 | 97.51 | 0.41 | 74 |
| 43 | 10/18/2025 | 12:25:53 | 72.57, -13.59 | 82.32 | 10/18/2025 | 12:24:40 | 72.59, -14.27 | 82.36 | 22.74 | 73 |
| 44 | 10/18/2025 | 13:16:36 | -72.49, 153.88 | 97.75 | 10/18/2025 | 13:15:24 | -72.47, 152.83 | 97.74 | 35.11 | 72 |
| 45 | 10/18/2025 | 14:07:17 | 72.26, -38.35 | 82.03 | 10/18/2025 | 14:06:08 | 72.26, -40.25 | 82.07 | 64.42 | 69 |
| 46 | 10/18/2025 | 14:58:00 | -72.19, 129.10 | 98.04 | 10/18/2025 | 14:56:51 | -72.20, 126.95 | 97.98 | 73.19 | 69 |
Figure of NPP and METOP-C satellite orbits during SNOs since TLE Epoch: 10/11/2025
Download SNOs between NPP and METOP-C since TLE EPOCH: 10/11/2025 in txt file.
Historial Predications of SNOs between NPP and METOP-C