Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between METOP-B and NPP Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 1/2/2025
| Index | Date (METOP-B) | Time (METOP-B) | Lat,Lon (METOP-B) | SZA (METOP-B ) | Date (NPP) | Time (NPP) | Lat,Lon (NPP) | SZA (NPP ) | Distance(km) | Time Diff (sec) |
| 1 | 01/03/2025 | 22:33:35 | 74.46,-167.06 | 97.30 | 01/03/2025 | 22:32:29 | 74.47,-170.25 | 97.49 | 94.98 | 66 |
| 2 | 01/03/2025 | 23:24:19 | -74.36, 0.02 | 82.79 | 01/03/2025 | 23:23:11 | -74.35, -2.63 | 82.65 | 79.38 | 68 |
| 3 | 01/04/2025 | 00:15:03 | 74.16, 166.85 | 97.04 | 01/04/2025 | 00:13:53 | 74.18, 165.13 | 97.16 | 52.18 | 70 |
| 4 | 01/04/2025 | 01:05:47 | -74.06, -26.06 | 83.06 | 01/04/2025 | 01:04:35 | -74.06, -27.26 | 82.98 | 36.73 | 72 |
| 5 | 01/04/2025 | 01:56:31 | 73.86, 140.79 | 96.77 | 01/04/2025 | 01:55:17 | 73.88, 140.49 | 96.82 | 9.63 | 74 |
| 6 | 01/04/2025 | 02:47:14 | -73.81, -52.00 | 83.28 | 01/04/2025 | 02:46:00 | -73.82, -52.04 | 83.26 | 1.39 | 74 |
| 7 | 01/04/2025 | 03:37:54 | 73.81, 115.32 | 96.72 | 01/04/2025 | 03:36:45 | 73.78, 115.34 | 96.71 | 2.67 | 69 |
| 8 | 01/04/2025 | 04:28:36 | -73.81, -77.34 | 83.29 | 01/04/2025 | 04:27:30 | -73.82, -77.42 | 83.27 | 2.45 | 66 |
| 9 | 01/04/2025 | 05:19:16 | 73.81, 89.98 | 96.71 | 01/04/2025 | 05:18:15 | 73.79, 89.97 | 96.70 | 2.26 | 61 |
| 10 | 01/04/2025 | 06:09:58 | -73.81,-102.69 | 83.30 | 01/04/2025 | 06:09:00 | -73.82,-102.80 | 83.27 | 3.52 | 58 |
| 11 | 01/04/2025 | 07:00:38 | 73.81, 64.63 | 96.70 | 01/04/2025 | 06:59:45 | 73.79, 64.59 | 96.70 | 2.33 | 53 |
| 12 | 01/04/2025 | 07:51:21 | -73.76,-128.15 | 83.35 | 01/04/2025 | 07:50:29 | -73.77,-128.06 | 83.33 | 3.13 | 52 |
| 13 | 01/04/2025 | 08:42:00 | 73.80, 39.29 | 96.69 | 01/04/2025 | 08:41:15 | 73.79, 39.21 | 96.69 | 2.85 | 45 |
| 14 | 01/04/2025 | 09:32:42 | -73.76,-153.49 | 83.36 | 01/04/2025 | 09:31:58 | -73.77,-153.44 | 83.34 | 2.43 | 44 |
| 15 | 01/04/2025 | 10:23:21 | 73.80, 13.94 | 96.68 | 01/04/2025 | 10:22:44 | 73.79, 13.83 | 96.69 | 3.62 | 37 |
| 16 | 01/04/2025 | 11:14:04 | -73.76,-178.84 | 83.37 | 01/04/2025 | 11:13:28 | -73.77,-178.81 | 83.34 | 2.09 | 36 |
| 17 | 01/04/2025 | 12:04:44 | 73.75, -11.52 | 96.63 | 01/04/2025 | 12:04:13 | 73.74, -11.43 | 96.62 | 2.97 | 31 |
| 18 | 01/04/2025 | 12:55:26 | -73.76, 155.81 | 83.37 | 01/04/2025 | 12:54:58 | -73.78, 155.81 | 83.35 | 2.27 | 28 |
| 19 | 01/04/2025 | 13:46:06 | 73.75, -36.87 | 96.62 | 01/04/2025 | 13:45:43 | 73.75, -36.81 | 96.62 | 1.88 | 23 |
| 20 | 01/04/2025 | 14:36:48 | -73.75, 130.47 | 83.38 | 01/04/2025 | 14:36:28 | -73.78, 130.43 | 83.35 | 2.88 | 20 |
| 21 | 01/04/2025 | 15:27:28 | 73.75, -62.21 | 96.61 | 01/04/2025 | 15:27:13 | 73.75, -62.19 | 96.61 | 0.81 | 15 |
| 22 | 01/04/2025 | 16:18:10 | -73.75, 105.12 | 83.39 | 01/04/2025 | 16:17:57 | -73.73, 105.17 | 83.41 | 2.90 | 13 |
| 23 | 01/04/2025 | 17:08:50 | 73.75, -87.56 | 96.60 | 01/04/2025 | 17:08:43 | 73.75, -87.57 | 96.61 | 0.38 | 7 |
| 24 | 01/04/2025 | 17:59:32 | -73.75, 79.78 | 83.40 | 01/04/2025 | 17:59:27 | -73.73, 79.79 | 83.42 | 2.24 | 5 |
| 25 | 01/04/2025 | 18:50:12 | 73.74,-112.91 | 96.60 | 01/04/2025 | 18:50:13 | 73.75,-112.95 | 96.60 | 1.42 | 1 |
| 26 | 01/04/2025 | 19:40:54 | -73.75, 54.43 | 83.41 | 01/04/2025 | 19:40:57 | -73.73, 54.41 | 83.43 | 1.98 | 3 |
| 27 | 01/04/2025 | 20:31:34 | 73.74,-138.25 | 96.59 | 01/04/2025 | 20:31:43 | 73.75,-138.32 | 96.60 | 2.51 | 9 |
| 28 | 01/04/2025 | 21:22:16 | -73.75, 29.09 | 83.42 | 01/04/2025 | 21:22:27 | -73.74, 29.03 | 83.43 | 2.28 | 11 |
| 29 | 01/04/2025 | 22:12:56 | 73.74,-163.60 | 96.58 | 01/04/2025 | 22:13:13 | 73.75,-163.70 | 96.59 | 3.60 | 17 |
| 30 | 01/04/2025 | 23:03:38 | -73.75, 3.74 | 83.43 | 01/04/2025 | 23:03:57 | -73.74, 3.65 | 83.44 | 2.96 | 19 |
| 31 | 01/04/2025 | 23:54:19 | 73.69, 170.94 | 96.53 | 01/04/2025 | 23:54:42 | 73.71, 171.04 | 96.53 | 3.50 | 23 |
| 32 | 01/05/2025 | 00:45:01 | -73.70, -21.72 | 83.48 | 01/05/2025 | 00:45:26 | -73.69, -21.61 | 83.50 | 3.58 | 25 |
| 33 | 01/05/2025 | 01:35:41 | 73.69, 145.60 | 96.52 | 01/05/2025 | 01:36:12 | 73.71, 145.66 | 96.53 | 2.98 | 31 |
| 34 | 01/05/2025 | 02:26:23 | -73.69, -47.07 | 83.49 | 01/05/2025 | 02:26:56 | -73.69, -46.99 | 83.50 | 2.50 | 33 |
| 35 | 01/05/2025 | 03:17:03 | 73.69, 120.25 | 96.51 | 01/05/2025 | 03:17:42 | 73.71, 120.28 | 96.52 | 2.82 | 39 |
| 36 | 01/05/2025 | 04:07:45 | -73.69, -72.41 | 83.50 | 01/05/2025 | 04:08:26 | -73.69, -72.37 | 83.51 | 1.44 | 41 |
| 37 | 01/05/2025 | 04:58:25 | 73.68, 94.90 | 96.50 | 01/05/2025 | 04:59:12 | 73.71, 94.90 | 96.52 | 3.08 | 47 |
| 38 | 01/05/2025 | 05:49:07 | -73.69, -97.76 | 83.51 | 01/05/2025 | 05:49:56 | -73.69, -97.74 | 83.51 | 0.55 | 49 |
| 39 | 01/05/2025 | 06:39:47 | 73.68, 69.56 | 96.49 | 01/05/2025 | 06:40:41 | 73.66, 69.64 | 96.45 | 3.23 | 54 |
| 40 | 01/05/2025 | 07:30:29 | -73.69,-123.10 | 83.51 | 01/05/2025 | 07:31:26 | -73.70,-123.12 | 83.52 | 0.96 | 57 |
| 41 | 01/05/2025 | 08:21:09 | 73.68, 44.21 | 96.48 | 01/05/2025 | 08:22:11 | 73.67, 44.26 | 96.45 | 2.20 | 62 |
| 42 | 01/05/2025 | 09:11:51 | -73.69,-148.45 | 83.52 | 01/05/2025 | 09:12:56 | -73.70,-148.50 | 83.53 | 1.98 | 65 |
| 43 | 01/05/2025 | 10:02:31 | 73.68, 18.86 | 96.47 | 01/05/2025 | 10:03:41 | 73.67, 18.88 | 96.44 | 1.30 | 70 |
| 44 | 01/05/2025 | 10:53:13 | -73.69,-173.80 | 83.53 | 01/05/2025 | 10:54:26 | -73.70,-173.88 | 83.53 | 3.06 | 73 |
| 45 | 01/05/2025 | 11:43:56 | 73.53, -6.83 | 96.33 | 01/05/2025 | 11:45:09 | 73.57, -6.27 | 96.33 | 18.21 | 73 |
| 46 | 01/05/2025 | 12:34:40 | -73.43, 160.29 | 83.76 | 01/05/2025 | 12:35:52 | -73.50, 161.20 | 83.76 | 29.81 | 72 |
| 47 | 01/05/2025 | 13:25:24 | 73.22, -32.84 | 96.06 | 01/05/2025 | 13:26:33 | 73.27, -30.97 | 95.99 | 60.37 | 69 |
| 48 | 01/05/2025 | 14:16:08 | -73.13, 134.29 | 84.03 | 01/05/2025 | 14:17:16 | -73.21, 136.50 | 84.09 | 71.67 | 68 |
Figure of METOP-B and NPP satellite orbits during SNOs since TLE Epoch: 1/2/2025
Download SNOs between METOP-B and NPP since TLE EPOCH: 01/02/2025 in txt file.
Historial Predications of SNOs between METOP-B and NPP