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: 4/11/2025
| 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 | 17:42:06 | 74.82, -94.65 | 63.49 | 04/19/2025 | 17:41:01 | 74.80, -98.08 | 63.67 | 99.90 | 65 |
| 2 | 04/19/2025 | 18:32:50 | -74.70, 72.38 | 116.63 | 04/19/2025 | 18:31:43 | -74.70, 69.52 | 116.46 | 84.02 | 67 |
| 3 | 04/19/2025 | 19:23:35 | 74.46,-120.94 | 63.15 | 04/19/2025 | 19:22:24 | 74.46,-122.53 | 63.26 | 47.42 | 71 |
| 4 | 04/19/2025 | 20:14:18 | -74.39, 46.23 | 116.92 | 04/19/2025 | 20:13:06 | -74.36, 45.05 | 116.87 | 35.64 | 72 |
| 5 | 04/19/2025 | 21:05:02 | 74.19,-146.94 | 62.90 | 04/19/2025 | 21:03:48 | 74.17,-147.14 | 62.90 | 6.64 | 74 |
| 6 | 04/19/2025 | 21:55:45 | -74.13, 20.23 | 117.17 | 04/19/2025 | 21:54:31 | -74.12, 20.30 | 117.17 | 2.42 | 74 |
| 7 | 04/19/2025 | 22:46:25 | 74.12,-172.45 | 62.82 | 04/19/2025 | 22:45:17 | 74.12,-172.39 | 62.82 | 1.91 | 68 |
| 8 | 04/19/2025 | 23:37:07 | -74.11, -5.15 | 117.21 | 04/19/2025 | 23:36:01 | -74.12, -5.08 | 117.19 | 2.36 | 66 |
| 9 | 04/20/2025 | 00:27:47 | 74.11, 162.17 | 62.78 | 04/20/2025 | 00:26:47 | 74.12, 162.23 | 62.80 | 2.37 | 60 |
| 10 | 04/20/2025 | 01:18:28 | -74.14, -30.42 | 117.21 | 04/20/2025 | 01:17:31 | -74.12, -30.45 | 117.22 | 3.36 | 57 |
| 11 | 04/20/2025 | 02:09:08 | 74.14, 136.90 | 62.78 | 04/20/2025 | 02:08:17 | 74.12, 136.86 | 62.77 | 2.80 | 51 |
| 12 | 04/20/2025 | 02:59:50 | -74.13, -55.80 | 117.25 | 04/20/2025 | 02:59:01 | -74.11, -55.82 | 117.24 | 1.51 | 49 |
| 13 | 04/20/2025 | 03:50:30 | 74.12, 111.52 | 62.74 | 04/20/2025 | 03:49:47 | 74.11, 111.49 | 62.75 | 1.08 | 43 |
| 14 | 04/20/2025 | 04:41:12 | -74.11, -81.18 | 117.28 | 04/20/2025 | 04:40:31 | -74.11, -81.19 | 117.27 | 0.58 | 41 |
| 15 | 04/20/2025 | 05:31:52 | 74.10, 86.13 | 62.70 | 04/20/2025 | 05:31:17 | 74.11, 86.12 | 62.72 | 1.38 | 35 |
| 16 | 04/20/2025 | 06:22:34 | -74.09,-106.57 | 117.32 | 04/20/2025 | 06:22:01 | -74.11,-106.57 | 117.29 | 2.35 | 33 |
| 17 | 04/20/2025 | 07:13:14 | 74.08, 60.75 | 62.66 | 04/20/2025 | 07:12:47 | 74.11, 60.74 | 62.70 | 3.18 | 27 |
| 18 | 04/20/2025 | 08:03:55 | -74.12,-131.83 | 117.32 | 04/20/2025 | 08:03:31 | -74.11,-131.94 | 117.32 | 3.51 | 24 |
| 19 | 04/20/2025 | 08:54:35 | 74.12, 35.49 | 62.67 | 04/20/2025 | 08:54:17 | 74.11, 35.37 | 62.67 | 3.54 | 18 |
| 20 | 04/20/2025 | 09:45:17 | -74.11,-157.21 | 117.36 | 04/20/2025 | 09:45:01 | -74.11,-157.31 | 117.35 | 2.98 | 16 |
| 21 | 04/20/2025 | 10:35:57 | 74.10, 10.10 | 62.63 | 04/20/2025 | 10:35:47 | 74.11, 10.00 | 62.65 | 3.48 | 10 |
| 22 | 04/20/2025 | 11:26:39 | -74.09, 177.40 | 117.40 | 04/20/2025 | 11:26:30 | -74.06, 177.44 | 117.43 | 3.21 | 9 |
| 23 | 04/20/2025 | 12:17:19 | 74.08, -15.28 | 62.59 | 04/20/2025 | 12:17:16 | 74.06, -15.25 | 62.57 | 2.31 | 3 |
| 24 | 04/20/2025 | 13:08:01 | -74.07, 152.02 | 117.44 | 04/20/2025 | 13:08:00 | -74.06, 152.07 | 117.45 | 1.88 | 1 |
| 25 | 04/20/2025 | 13:58:41 | 74.06, -40.67 | 62.55 | 04/20/2025 | 13:58:46 | 74.06, -40.63 | 62.54 | 1.30 | 5 |
| 26 | 04/20/2025 | 14:49:23 | -74.05, 126.63 | 117.48 | 04/20/2025 | 14:49:30 | -74.06, 126.69 | 117.48 | 1.99 | 7 |
| 27 | 04/20/2025 | 15:40:03 | 74.05, -66.05 | 62.51 | 04/20/2025 | 15:40:16 | 74.06, -66.00 | 62.52 | 2.36 | 13 |
| 28 | 04/20/2025 | 16:30:44 | -74.08, 101.37 | 117.47 | 04/20/2025 | 16:31:00 | -74.06, 101.32 | 117.50 | 3.24 | 16 |
| 29 | 04/20/2025 | 17:21:24 | 74.08, -91.32 | 62.51 | 04/20/2025 | 17:21:46 | 74.06, -91.37 | 62.49 | 2.55 | 22 |
| 30 | 04/20/2025 | 18:12:06 | -74.07, 75.99 | 117.51 | 04/20/2025 | 18:12:30 | -74.06, 75.95 | 117.53 | 1.51 | 24 |
| 31 | 04/20/2025 | 19:02:46 | 74.06,-116.70 | 62.47 | 04/20/2025 | 19:03:16 | 74.06,-116.74 | 62.47 | 1.35 | 30 |
| 32 | 04/20/2025 | 19:53:28 | -74.05, 50.60 | 117.55 | 04/20/2025 | 19:54:00 | -74.06, 50.58 | 117.55 | 1.16 | 32 |
| 33 | 04/20/2025 | 20:44:08 | 74.04,-142.09 | 62.43 | 04/20/2025 | 20:44:46 | 74.06,-142.12 | 62.44 | 2.17 | 38 |
| 34 | 04/20/2025 | 21:34:50 | -74.03, 25.22 | 117.59 | 04/20/2025 | 21:35:30 | -74.06, 25.20 | 117.58 | 2.77 | 40 |
| 35 | 04/20/2025 | 22:25:30 | 74.02,-167.47 | 62.39 | 04/20/2025 | 22:26:15 | 74.01,-167.37 | 62.36 | 3.48 | 45 |
| 36 | 04/20/2025 | 23:16:12 | -74.01, -0.17 | 117.63 | 04/20/2025 | 23:16:59 | -74.01, -0.05 | 117.66 | 3.72 | 47 |
| 37 | 04/21/2025 | 00:06:52 | 74.01, 167.15 | 62.35 | 04/21/2025 | 00:07:45 | 74.01, 167.26 | 62.34 | 3.43 | 53 |
| 38 | 04/21/2025 | 00:57:33 | -74.05, -25.43 | 117.63 | 04/21/2025 | 00:58:30 | -74.05, -25.54 | 117.63 | 3.55 | 57 |
| 39 | 04/21/2025 | 01:48:13 | 74.04, 141.88 | 62.36 | 04/21/2025 | 01:49:15 | 74.01, 141.89 | 62.31 | 3.32 | 62 |
| 40 | 04/21/2025 | 02:38:55 | -74.03, -50.81 | 117.67 | 04/21/2025 | 02:39:59 | -74.00, -50.79 | 117.71 | 2.65 | 64 |
| 41 | 04/21/2025 | 03:29:35 | 74.02, 116.50 | 62.32 | 04/21/2025 | 03:30:45 | 74.01, 116.51 | 62.29 | 1.46 | 70 |
| 42 | 04/21/2025 | 04:20:17 | -74.01, -76.20 | 117.71 | 04/21/2025 | 04:21:29 | -74.00, -76.17 | 117.73 | 1.20 | 72 |
| 43 | 04/21/2025 | 05:10:59 | 73.85, 90.76 | 62.15 | 04/21/2025 | 05:12:11 | 73.86, 91.50 | 62.10 | 22.98 | 72 |
| 44 | 04/21/2025 | 06:01:43 | -73.74,-102.17 | 117.96 | 04/21/2025 | 06:02:54 | -73.81,-101.06 | 117.98 | 35.13 | 71 |
| 45 | 04/21/2025 | 06:52:27 | 73.53, 64.68 | 61.86 | 04/21/2025 | 06:53:35 | 73.56, 66.83 | 61.74 | 67.79 | 68 |
| 46 | 04/21/2025 | 07:43:11 | -73.43,-128.23 | 118.25 | 04/21/2025 | 07:44:18 | -73.51,-125.73 | 118.33 | 79.52 | 67 |
Figure of METOP-B and NPP satellite orbits during SNOs since TLE Epoch: 4/11/2025
Download SNOs between METOP-B and NPP since TLE EPOCH: 04/11/2025 in txt file.
Historial Predications of SNOs between METOP-B and NPP