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: 4/15/2025
| 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 | 74.78, -94.74 | 63.46 | 04/19/2025 | 17:41:01 | 74.79, -98.05 | 63.66 | 96.60 | 66 |
| 2 | 04/19/2025 | 18:32:50 | -74.72, 72.41 | 116.62 | 04/19/2025 | 18:31:43 | -74.69, 69.53 | 116.47 | 84.47 | 67 |
| 3 | 04/19/2025 | 19:23:35 | 74.47,-120.90 | 63.17 | 04/19/2025 | 19:22:25 | 74.50,-122.63 | 63.30 | 51.66 | 70 |
| 4 | 04/19/2025 | 20:14:19 | -74.36, 46.14 | 116.95 | 04/19/2025 | 20:13:07 | -74.40, 44.94 | 116.82 | 36.30 | 72 |
| 5 | 04/19/2025 | 21:05:03 | 74.16,-147.03 | 62.87 | 04/19/2025 | 21:03:48 | 74.16,-147.12 | 62.89 | 2.82 | 75 |
| 6 | 04/19/2025 | 21:55:45 | -74.14, 20.26 | 117.16 | 04/19/2025 | 21:54:32 | -74.16, 20.19 | 117.12 | 2.79 | 73 |
| 7 | 04/19/2025 | 22:46:25 | 74.14,-172.41 | 62.83 | 04/19/2025 | 22:45:18 | 74.15,-172.49 | 62.87 | 2.84 | 67 |
| 8 | 04/19/2025 | 23:37:07 | -74.13, -5.12 | 117.20 | 04/19/2025 | 23:36:01 | -74.11, -5.06 | 117.20 | 2.66 | 66 |
| 9 | 04/20/2025 | 00:27:47 | 74.12, 162.21 | 62.79 | 04/20/2025 | 00:26:47 | 74.11, 162.26 | 62.79 | 2.69 | 60 |
| 10 | 04/20/2025 | 01:18:29 | -74.11, -30.50 | 117.24 | 04/20/2025 | 01:17:31 | -74.11, -30.43 | 117.23 | 2.23 | 58 |
| 11 | 04/20/2025 | 02:09:09 | 74.11, 136.82 | 62.75 | 04/20/2025 | 02:08:17 | 74.10, 136.89 | 62.76 | 2.02 | 52 |
| 12 | 04/20/2025 | 02:59:51 | -74.09, -55.89 | 117.28 | 04/20/2025 | 02:59:01 | -74.11, -55.80 | 117.25 | 3.15 | 50 |
| 13 | 04/20/2025 | 03:50:31 | 74.09, 111.44 | 62.72 | 04/20/2025 | 03:49:47 | 74.10, 111.51 | 62.74 | 2.87 | 44 |
| 14 | 04/20/2025 | 04:41:12 | -74.12, -81.15 | 117.27 | 04/20/2025 | 04:40:31 | -74.11, -81.18 | 117.28 | 1.97 | 41 |
| 15 | 04/20/2025 | 05:31:52 | 74.12, 86.17 | 62.72 | 04/20/2025 | 05:31:17 | 74.10, 86.14 | 62.71 | 2.21 | 35 |
| 16 | 04/20/2025 | 06:22:34 | -74.11,-106.54 | 117.31 | 04/20/2025 | 06:22:01 | -74.11,-106.55 | 117.30 | 0.42 | 33 |
| 17 | 04/20/2025 | 07:13:14 | 74.10, 60.79 | 62.68 | 04/20/2025 | 07:12:47 | 74.10, 60.77 | 62.69 | 0.66 | 27 |
| 18 | 04/20/2025 | 08:03:56 | -74.09,-131.92 | 117.35 | 04/20/2025 | 08:03:31 | -74.11,-131.92 | 117.33 | 1.89 | 25 |
| 19 | 04/20/2025 | 08:54:36 | 74.09, 35.41 | 62.64 | 04/20/2025 | 08:54:17 | 74.10, 35.40 | 62.66 | 1.85 | 19 |
| 20 | 04/20/2025 | 09:45:18 | -74.07,-157.30 | 117.39 | 04/20/2025 | 09:45:01 | -74.10,-157.29 | 117.35 | 3.76 | 17 |
| 21 | 04/20/2025 | 10:35:58 | 74.07, 10.02 | 62.60 | 04/20/2025 | 10:35:47 | 74.10, 10.02 | 62.64 | 3.72 | 11 |
| 22 | 04/20/2025 | 11:26:39 | -74.10, 177.43 | 117.39 | 04/20/2025 | 11:26:31 | -74.10, 177.33 | 117.38 | 3.07 | 8 |
| 23 | 04/20/2025 | 12:17:19 | 74.10, -15.24 | 62.60 | 04/20/2025 | 12:17:17 | 74.10, -15.35 | 62.61 | 3.31 | 2 |
| 24 | 04/20/2025 | 13:08:01 | -74.08, 152.05 | 117.43 | 04/20/2025 | 13:08:01 | -74.10, 151.96 | 117.40 | 3.37 | 0 |
| 25 | 04/20/2025 | 13:58:41 | 74.08, -40.63 | 62.56 | 04/20/2025 | 13:58:46 | 74.05, -40.60 | 62.53 | 3.55 | 5 |
| 26 | 04/20/2025 | 14:49:23 | -74.07, 126.67 | 117.46 | 04/20/2025 | 14:49:30 | -74.05, 126.71 | 117.48 | 2.08 | 7 |
| 27 | 04/20/2025 | 15:40:02 | 74.06, -66.01 | 62.52 | 04/20/2025 | 15:40:15 | 74.05, -65.97 | 62.51 | 1.91 | 13 |
| 28 | 04/20/2025 | 16:30:44 | -74.05, 101.28 | 117.50 | 04/20/2025 | 16:30:59 | -74.05, 101.34 | 117.51 | 1.69 | 15 |
| 29 | 04/20/2025 | 17:21:24 | 74.05, -91.39 | 62.49 | 04/20/2025 | 17:21:45 | 74.05, -91.35 | 62.48 | 1.50 | 21 |
| 30 | 04/20/2025 | 18:12:06 | -74.03, 75.90 | 117.54 | 04/20/2025 | 18:12:29 | -74.05, 75.96 | 117.53 | 2.93 | 23 |
| 31 | 04/20/2025 | 19:02:46 | 74.03,-116.78 | 62.45 | 04/20/2025 | 19:03:15 | 74.05,-116.72 | 62.46 | 2.89 | 29 |
| 32 | 04/20/2025 | 19:53:27 | -74.06, 50.63 | 117.54 | 04/20/2025 | 19:53:59 | -74.05, 50.59 | 117.56 | 1.99 | 32 |
| 33 | 04/20/2025 | 20:44:07 | 74.06,-142.04 | 62.45 | 04/20/2025 | 20:44:45 | 74.05,-142.09 | 62.43 | 2.05 | 38 |
| 34 | 04/20/2025 | 21:34:49 | -74.05, 25.25 | 117.58 | 04/20/2025 | 21:35:29 | -74.05, 25.22 | 117.58 | 1.06 | 40 |
| 35 | 04/20/2025 | 22:25:29 | 74.04,-167.43 | 62.41 | 04/20/2025 | 22:26:15 | 74.05,-167.47 | 62.41 | 1.34 | 46 |
| 36 | 04/20/2025 | 23:16:11 | -74.03, -0.13 | 117.62 | 04/20/2025 | 23:16:59 | -74.05, -0.15 | 117.61 | 2.35 | 48 |
| 37 | 04/21/2025 | 00:06:51 | 74.02, 167.19 | 62.37 | 04/21/2025 | 00:07:45 | 74.05, 167.16 | 62.38 | 2.64 | 54 |
| 38 | 04/21/2025 | 00:57:33 | -74.01, -25.52 | 117.66 | 04/21/2025 | 00:58:28 | -74.00, -25.41 | 117.69 | 3.64 | 55 |
| 39 | 04/21/2025 | 01:48:13 | 74.01, 141.81 | 62.33 | 04/21/2025 | 01:49:14 | 74.00, 141.91 | 62.30 | 3.36 | 61 |
| 40 | 04/21/2025 | 02:38:54 | -74.04, -50.78 | 117.65 | 04/21/2025 | 02:39:59 | -74.05, -50.90 | 117.66 | 3.68 | 65 |
| 41 | 04/21/2025 | 03:29:35 | 73.99, 116.42 | 62.29 | 04/21/2025 | 03:30:44 | 74.00, 116.54 | 62.28 | 3.62 | 69 |
| 42 | 04/21/2025 | 04:20:16 | -74.03, -76.16 | 117.69 | 04/21/2025 | 04:21:28 | -74.00, -76.15 | 117.74 | 3.07 | 72 |
| 43 | 04/21/2025 | 05:11:00 | 73.82, 90.68 | 62.13 | 04/21/2025 | 05:12:12 | 73.90, 91.40 | 62.14 | 23.85 | 72 |
| 44 | 04/21/2025 | 06:01:43 | -73.76,-102.13 | 117.94 | 04/21/2025 | 06:02:54 | -73.80,-101.05 | 117.98 | 34.14 | 71 |
| 45 | 04/21/2025 | 06:52:28 | 73.50, 64.61 | 61.83 | 04/21/2025 | 06:53:36 | 73.60, 66.74 | 61.79 | 67.90 | 68 |
| 46 | 04/21/2025 | 07:43:11 | -73.44,-128.20 | 118.23 | 04/21/2025 | 07:44:18 | -73.50,-125.72 | 118.33 | 78.67 | 67 |
Figure of METOP-B and NPP satellite orbits during SNOs since TLE Epoch: 4/15/2025
Download SNOs between METOP-B and NPP since TLE EPOCH: 04/15/2025 in txt file.
Historial Predications of SNOs between METOP-B and NPP