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: 1/3/2025
| 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 | 22:33:34 | 74.48,-167.01 | 97.32 | 01/03/2025 | 22:32:28 | 74.45,-170.20 | 97.47 | 95.07 | 66 |
| 2 | 01/03/2025 | 23:24:18 | -74.38, 0.07 | 82.77 | 01/03/2025 | 23:23:11 | -74.38, -2.71 | 82.61 | 83.10 | 67 |
| 3 | 01/04/2025 | 00:15:02 | 74.18, 166.90 | 97.05 | 01/04/2025 | 00:13:52 | 74.16, 165.18 | 97.13 | 52.25 | 70 |
| 4 | 01/04/2025 | 01:05:46 | -74.08, -26.01 | 83.04 | 01/04/2025 | 01:04:34 | -74.04, -27.22 | 83.00 | 37.07 | 72 |
| 5 | 01/04/2025 | 01:56:30 | 73.88, 140.83 | 96.79 | 01/04/2025 | 01:55:16 | 73.86, 140.53 | 96.80 | 9.54 | 74 |
| 6 | 01/04/2025 | 02:47:14 | -73.78, -52.07 | 83.31 | 01/04/2025 | 02:45:59 | -73.80, -52.00 | 83.28 | 2.66 | 75 |
| 7 | 01/04/2025 | 03:37:53 | 73.83, 115.37 | 96.73 | 01/04/2025 | 03:36:45 | 73.81, 115.27 | 96.74 | 3.47 | 68 |
| 8 | 01/04/2025 | 04:28:36 | -73.78, -77.41 | 83.32 | 01/04/2025 | 04:27:29 | -73.80, -77.37 | 83.29 | 2.10 | 67 |
| 9 | 01/04/2025 | 05:19:16 | 73.78, 89.91 | 96.68 | 01/04/2025 | 05:18:14 | 73.77, 90.01 | 96.68 | 3.49 | 62 |
| 10 | 01/04/2025 | 06:09:58 | -73.78,-102.76 | 83.32 | 01/04/2025 | 06:08:59 | -73.80,-102.75 | 83.29 | 2.01 | 59 |
| 11 | 01/04/2025 | 07:00:38 | 73.78, 64.57 | 96.67 | 01/04/2025 | 06:59:44 | 73.77, 64.64 | 96.67 | 2.43 | 54 |
| 12 | 01/04/2025 | 07:51:20 | -73.78,-128.10 | 83.33 | 01/04/2025 | 07:50:29 | -73.80,-128.13 | 83.30 | 2.43 | 51 |
| 13 | 01/04/2025 | 08:42:00 | 73.78, 39.22 | 96.67 | 01/04/2025 | 08:41:14 | 73.77, 39.26 | 96.67 | 1.38 | 46 |
| 14 | 01/04/2025 | 09:32:42 | -73.78,-153.45 | 83.34 | 01/04/2025 | 09:31:59 | -73.80,-153.51 | 83.30 | 3.17 | 43 |
| 15 | 01/04/2025 | 10:23:22 | 73.77, 13.88 | 96.66 | 01/04/2025 | 10:22:44 | 73.77, 13.88 | 96.66 | 0.47 | 38 |
| 16 | 01/04/2025 | 11:14:04 | -73.78,-178.79 | 83.35 | 01/04/2025 | 11:13:28 | -73.75,-178.77 | 83.36 | 2.79 | 36 |
| 17 | 01/04/2025 | 12:04:44 | 73.77, -11.47 | 96.65 | 01/04/2025 | 12:04:14 | 73.77, -11.50 | 96.66 | 0.91 | 30 |
| 18 | 01/04/2025 | 12:55:26 | -73.78, 155.87 | 83.36 | 01/04/2025 | 12:54:58 | -73.76, 155.85 | 83.37 | 2.45 | 28 |
| 19 | 01/04/2025 | 13:46:06 | 73.77, -36.81 | 96.64 | 01/04/2025 | 13:45:44 | 73.77, -36.88 | 96.65 | 1.93 | 22 |
| 20 | 01/04/2025 | 14:36:48 | -73.78, 130.52 | 83.36 | 01/04/2025 | 14:36:28 | -73.76, 130.48 | 83.38 | 2.55 | 20 |
| 21 | 01/04/2025 | 15:27:28 | 73.77, -62.16 | 96.63 | 01/04/2025 | 15:27:14 | 73.78, -62.25 | 96.65 | 2.99 | 14 |
| 22 | 01/04/2025 | 16:18:10 | -73.78, 105.18 | 83.37 | 01/04/2025 | 16:17:58 | -73.76, 105.10 | 83.38 | 3.04 | 12 |
| 23 | 01/04/2025 | 17:08:51 | 73.72, -87.62 | 96.58 | 01/04/2025 | 17:08:43 | 73.73, -87.52 | 96.58 | 3.40 | 8 |
| 24 | 01/04/2025 | 17:59:32 | -73.77, 79.83 | 83.38 | 01/04/2025 | 17:59:28 | -73.76, 79.72 | 83.39 | 3.77 | 4 |
| 25 | 01/04/2025 | 18:50:13 | 73.72,-112.97 | 96.57 | 01/04/2025 | 18:50:13 | 73.73,-112.89 | 96.58 | 2.53 | 0 |
| 26 | 01/04/2025 | 19:40:55 | -73.72, 54.37 | 83.43 | 01/04/2025 | 19:40:57 | -73.71, 54.46 | 83.45 | 3.09 | 2 |
| 27 | 01/04/2025 | 20:31:35 | 73.72,-138.31 | 96.56 | 01/04/2025 | 20:31:43 | 73.73,-138.27 | 96.57 | 1.89 | 8 |
| 28 | 01/04/2025 | 21:22:17 | -73.72, 29.03 | 83.44 | 01/04/2025 | 21:22:27 | -73.71, 29.08 | 83.45 | 2.04 | 10 |
| 29 | 01/04/2025 | 22:12:57 | 73.72,-163.66 | 96.56 | 01/04/2025 | 22:13:13 | 73.73,-163.65 | 96.57 | 1.75 | 16 |
| 30 | 01/04/2025 | 23:03:39 | -73.72, 3.68 | 83.45 | 01/04/2025 | 23:03:57 | -73.72, 3.70 | 83.46 | 1.03 | 18 |
| 31 | 01/04/2025 | 23:54:19 | 73.71, 171.00 | 96.55 | 01/04/2025 | 23:54:43 | 73.73, 170.97 | 96.56 | 2.22 | 24 |
| 32 | 01/05/2025 | 00:45:01 | -73.72, -21.66 | 83.46 | 01/05/2025 | 00:45:27 | -73.72, -21.67 | 83.47 | 0.50 | 26 |
| 33 | 01/05/2025 | 01:35:41 | 73.71, 145.65 | 96.54 | 01/05/2025 | 01:36:13 | 73.74, 145.59 | 96.56 | 3.02 | 32 |
| 34 | 01/05/2025 | 02:26:23 | -73.72, -47.01 | 83.47 | 01/05/2025 | 02:26:57 | -73.72, -47.05 | 83.47 | 1.32 | 34 |
| 35 | 01/05/2025 | 03:17:03 | 73.71, 120.31 | 96.53 | 01/05/2025 | 03:17:42 | 73.69, 120.33 | 96.50 | 2.91 | 39 |
| 36 | 01/05/2025 | 04:07:45 | -73.72, -72.35 | 83.47 | 01/05/2025 | 04:08:27 | -73.72, -72.43 | 83.48 | 2.35 | 42 |
| 37 | 01/05/2025 | 04:58:25 | 73.71, 94.96 | 96.52 | 01/05/2025 | 04:59:12 | 73.69, 94.95 | 96.49 | 2.49 | 47 |
| 38 | 01/05/2025 | 05:49:07 | -73.72, -97.70 | 83.48 | 01/05/2025 | 05:49:57 | -73.72, -97.81 | 83.48 | 3.41 | 50 |
| 39 | 01/05/2025 | 06:39:47 | 73.71, 69.62 | 96.51 | 01/05/2025 | 06:40:42 | 73.69, 69.58 | 96.48 | 2.50 | 55 |
| 40 | 01/05/2025 | 07:30:30 | -73.67,-123.16 | 83.53 | 01/05/2025 | 07:31:26 | -73.67,-123.07 | 83.54 | 2.95 | 56 |
| 41 | 01/05/2025 | 08:21:09 | 73.71, 44.27 | 96.50 | 01/05/2025 | 08:22:12 | 73.69, 44.20 | 96.48 | 2.94 | 63 |
| 42 | 01/05/2025 | 09:11:52 | -73.66,-148.51 | 83.54 | 01/05/2025 | 09:12:56 | -73.67,-148.45 | 83.55 | 2.13 | 64 |
| 43 | 01/05/2025 | 10:02:31 | 73.71, 18.93 | 96.49 | 01/05/2025 | 10:03:42 | 73.69, 18.82 | 96.47 | 3.65 | 71 |
| 44 | 01/05/2025 | 10:53:14 | -73.66,-173.85 | 83.55 | 01/05/2025 | 10:54:26 | -73.68,-173.83 | 83.56 | 1.65 | 72 |
| 45 | 01/05/2025 | 11:43:57 | 73.50, -6.88 | 96.31 | 01/05/2025 | 11:45:09 | 73.55, -6.21 | 96.30 | 21.51 | 72 |
| 46 | 01/05/2025 | 12:34:40 | -73.46, 160.35 | 83.73 | 01/05/2025 | 12:35:52 | -73.48, 161.26 | 83.78 | 28.72 | 72 |
| 47 | 01/05/2025 | 13:25:25 | 73.20, -32.89 | 96.04 | 01/05/2025 | 13:26:33 | 73.25, -30.91 | 95.96 | 63.79 | 68 |
| 48 | 01/05/2025 | 14:16:08 | -73.16, 134.34 | 84.00 | 01/05/2025 | 14:17:16 | -73.18, 136.55 | 84.12 | 71.07 | 68 |
Figure of METOP-B and NPP satellite orbits during SNOs since TLE Epoch: 1/3/2025
Download SNOs between METOP-B and NPP since TLE EPOCH: 01/03/2025 in txt file.
Historial Predications of SNOs between METOP-B and NPP