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: 4/8/2025
| 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 | 04/19/2025 | 17:42:07 | 74.79, -94.72 | 63.46 | 04/19/2025 | 17:41:01 | 74.79, -98.04 | 63.66 | 96.97 | 66 |
| 2 | 04/19/2025 | 18:32:51 | -74.68, 72.32 | 116.65 | 04/19/2025 | 18:31:43 | -74.69, 69.56 | 116.48 | 81.12 | 68 |
| 3 | 04/19/2025 | 19:23:35 | 74.48,-120.88 | 63.17 | 04/19/2025 | 19:22:25 | 74.50,-122.63 | 63.30 | 52.01 | 70 |
| 4 | 04/19/2025 | 20:14:19 | -74.37, 46.17 | 116.94 | 04/19/2025 | 20:13:07 | -74.40, 44.96 | 116.83 | 36.42 | 72 |
| 5 | 04/19/2025 | 21:05:03 | 74.16,-147.01 | 62.88 | 04/19/2025 | 21:03:48 | 74.16,-147.11 | 62.89 | 3.30 | 75 |
| 6 | 04/19/2025 | 21:55:45 | -74.16, 20.29 | 117.15 | 04/19/2025 | 21:54:32 | -74.15, 20.21 | 117.13 | 2.58 | 73 |
| 7 | 04/19/2025 | 22:46:25 | 74.15,-172.39 | 62.84 | 04/19/2025 | 22:45:18 | 74.16,-172.49 | 62.87 | 2.97 | 67 |
| 8 | 04/19/2025 | 23:37:07 | -74.14, -5.09 | 117.19 | 04/19/2025 | 23:36:02 | -74.15, -5.16 | 117.15 | 2.67 | 65 |
| 9 | 04/20/2025 | 00:27:47 | 74.13, 162.22 | 62.80 | 04/20/2025 | 00:26:47 | 74.11, 162.26 | 62.79 | 2.91 | 60 |
| 10 | 04/20/2025 | 01:18:29 | -74.12, -30.47 | 117.23 | 04/20/2025 | 01:17:31 | -74.10, -30.41 | 117.23 | 2.79 | 58 |
| 11 | 04/20/2025 | 02:09:09 | 74.11, 136.84 | 62.76 | 04/20/2025 | 02:08:17 | 74.10, 136.89 | 62.76 | 1.78 | 52 |
| 12 | 04/20/2025 | 02:59:51 | -74.10, -55.86 | 117.27 | 04/20/2025 | 02:59:01 | -74.10, -55.78 | 117.26 | 2.22 | 50 |
| 13 | 04/20/2025 | 03:50:31 | 74.09, 111.45 | 62.72 | 04/20/2025 | 03:49:47 | 74.10, 111.52 | 62.74 | 2.29 | 44 |
| 14 | 04/20/2025 | 04:41:13 | -74.09, -81.24 | 117.30 | 04/20/2025 | 04:40:31 | -74.10, -81.16 | 117.29 | 3.03 | 42 |
| 15 | 04/20/2025 | 05:31:52 | 74.13, 86.19 | 62.72 | 04/20/2025 | 05:31:17 | 74.10, 86.14 | 62.71 | 2.81 | 35 |
| 16 | 04/20/2025 | 06:22:34 | -74.12,-106.50 | 117.30 | 04/20/2025 | 06:22:01 | -74.10,-106.53 | 117.31 | 2.14 | 33 |
| 17 | 04/20/2025 | 07:13:14 | 74.11, 60.81 | 62.68 | 04/20/2025 | 07:12:47 | 74.10, 60.77 | 62.69 | 1.17 | 27 |
| 18 | 04/20/2025 | 08:03:56 | -74.10,-131.89 | 117.34 | 04/20/2025 | 08:03:31 | -74.10,-131.90 | 117.34 | 0.46 | 25 |
| 19 | 04/20/2025 | 08:54:36 | 74.09, 35.42 | 62.64 | 04/20/2025 | 08:54:17 | 74.10, 35.40 | 62.66 | 1.51 | 19 |
| 20 | 04/20/2025 | 09:45:18 | -74.08,-157.27 | 117.38 | 04/20/2025 | 09:45:01 | -74.10,-157.27 | 117.36 | 1.73 | 17 |
| 21 | 04/20/2025 | 10:35:58 | 74.07, 10.04 | 62.60 | 04/20/2025 | 10:35:47 | 74.10, 10.03 | 62.64 | 3.27 | 11 |
| 22 | 04/20/2025 | 11:26:40 | -74.06, 177.34 | 117.42 | 04/20/2025 | 11:26:31 | -74.10, 177.35 | 117.39 | 3.60 | 9 |
| 23 | 04/20/2025 | 12:17:18 | 74.10, -15.23 | 62.61 | 04/20/2025 | 12:17:16 | 74.10, -15.35 | 62.61 | 3.71 | 2 |
| 24 | 04/20/2025 | 13:08:00 | -74.10, 152.08 | 117.42 | 04/20/2025 | 13:08:00 | -74.10, 151.98 | 117.41 | 3.09 | 0 |
| 25 | 04/20/2025 | 13:58:40 | 74.09, -40.61 | 62.57 | 04/20/2025 | 13:58:46 | 74.10, -40.72 | 62.59 | 3.69 | 6 |
| 26 | 04/20/2025 | 14:49:22 | -74.08, 126.70 | 117.46 | 04/20/2025 | 14:49:30 | -74.10, 126.61 | 117.44 | 3.31 | 8 |
| 27 | 04/20/2025 | 15:40:02 | 74.07, -65.99 | 62.53 | 04/20/2025 | 15:40:15 | 74.05, -65.97 | 62.51 | 2.14 | 13 |
| 28 | 04/20/2025 | 16:30:44 | -74.06, 101.31 | 117.49 | 04/20/2025 | 16:30:59 | -74.05, 101.36 | 117.52 | 2.17 | 15 |
| 29 | 04/20/2025 | 17:21:24 | 74.05, -91.38 | 62.49 | 04/20/2025 | 17:21:45 | 74.05, -91.34 | 62.48 | 1.07 | 21 |
| 30 | 04/20/2025 | 18:12:06 | -74.04, 75.93 | 117.53 | 04/20/2025 | 18:12:29 | -74.04, 75.98 | 117.54 | 1.64 | 23 |
| 31 | 04/20/2025 | 19:02:46 | 74.03,-116.76 | 62.45 | 04/20/2025 | 19:03:15 | 74.05,-116.72 | 62.46 | 2.29 | 29 |
| 32 | 04/20/2025 | 19:53:28 | -74.03, 50.55 | 117.57 | 04/20/2025 | 19:53:59 | -74.04, 50.61 | 117.57 | 2.83 | 31 |
| 33 | 04/20/2025 | 20:44:07 | 74.06,-142.03 | 62.45 | 04/20/2025 | 20:44:45 | 74.05,-142.09 | 62.43 | 2.64 | 38 |
| 34 | 04/20/2025 | 21:34:49 | -74.06, 25.28 | 117.57 | 04/20/2025 | 21:35:29 | -74.04, 25.24 | 117.59 | 2.09 | 40 |
| 35 | 04/20/2025 | 22:25:29 | 74.05,-167.41 | 62.41 | 04/20/2025 | 22:26:15 | 74.05,-167.46 | 62.41 | 1.61 | 46 |
| 36 | 04/20/2025 | 23:16:11 | -74.04, -0.10 | 117.61 | 04/20/2025 | 23:16:59 | -74.04, -0.14 | 117.62 | 1.06 | 48 |
| 37 | 04/21/2025 | 00:06:51 | 74.03, 167.20 | 62.37 | 04/21/2025 | 00:07:45 | 74.05, 167.16 | 62.38 | 2.41 | 54 |
| 38 | 04/21/2025 | 00:57:33 | -74.02, -25.49 | 117.65 | 04/21/2025 | 00:58:29 | -74.04, -25.51 | 117.64 | 2.28 | 56 |
| 39 | 04/21/2025 | 01:48:13 | 74.01, 141.82 | 62.34 | 04/21/2025 | 01:49:14 | 74.00, 141.91 | 62.30 | 3.17 | 61 |
| 40 | 04/21/2025 | 02:38:55 | -74.00, -50.87 | 117.69 | 04/21/2025 | 02:39:58 | -73.99, -50.76 | 117.72 | 3.63 | 63 |
| 41 | 04/21/2025 | 03:29:35 | 73.99, 116.44 | 62.30 | 04/21/2025 | 03:30:44 | 74.00, 116.54 | 62.28 | 3.15 | 69 |
| 42 | 04/21/2025 | 04:20:16 | -74.04, -76.13 | 117.68 | 04/21/2025 | 04:21:29 | -74.04, -76.25 | 117.69 | 3.71 | 73 |
| 43 | 04/21/2025 | 05:11:00 | 73.83, 90.70 | 62.13 | 04/21/2025 | 05:12:12 | 73.90, 91.41 | 62.14 | 23.32 | 72 |
| 44 | 04/21/2025 | 06:01:43 | -73.77,-102.10 | 117.93 | 04/21/2025 | 06:02:55 | -73.84,-101.15 | 117.93 | 30.83 | 72 |
| 45 | 04/21/2025 | 06:52:28 | 73.51, 64.63 | 61.84 | 04/21/2025 | 06:53:36 | 73.60, 66.74 | 61.79 | 67.43 | 68 |
| 46 | 04/21/2025 | 07:43:11 | -73.45,-128.17 | 118.22 | 04/21/2025 | 07:44:18 | -73.50,-125.70 | 118.34 | 78.16 | 67 |
Figure of METOP-B and NPP satellite orbits during SNOs since TLE Epoch: 4/8/2025
Download SNOs between METOP-B and NPP since TLE EPOCH: 04/08/2025 in txt file.
Historial Predications of SNOs between METOP-B and NPP