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: 4/10/2025
| 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 | 74.80, -98.07 | 63.67 | 97.21 | 66 |
| 2 | 04/19/2025 | 18:32:50 | -74.72, 72.42 | 116.61 | 04/19/2025 | 18:31:43 | -74.70, 69.52 | 116.46 | 85.06 | 67 |
| 3 | 04/19/2025 | 19:23:35 | 74.47,-120.90 | 63.16 | 04/19/2025 | 19:22:25 | 74.51,-122.65 | 63.31 | 52.34 | 70 |
| 4 | 04/19/2025 | 20:14:18 | -74.41, 46.27 | 116.90 | 04/19/2025 | 20:13:07 | -74.41, 44.93 | 116.82 | 40.21 | 71 |
| 5 | 04/19/2025 | 21:05:03 | 74.16,-147.03 | 62.87 | 04/19/2025 | 21:03:48 | 74.16,-147.14 | 62.90 | 3.47 | 75 |
| 6 | 04/19/2025 | 21:55:45 | -74.15, 20.27 | 117.15 | 04/19/2025 | 21:54:32 | -74.16, 20.18 | 117.12 | 3.27 | 73 |
| 7 | 04/19/2025 | 22:46:25 | 74.14,-172.41 | 62.83 | 04/19/2025 | 22:45:17 | 74.11,-172.39 | 62.82 | 2.96 | 68 |
| 8 | 04/19/2025 | 23:37:07 | -74.13, -5.11 | 117.19 | 04/19/2025 | 23:36:01 | -74.11, -5.07 | 117.20 | 2.30 | 66 |
| 9 | 04/20/2025 | 00:27:47 | 74.12, 162.21 | 62.79 | 04/20/2025 | 00:26:47 | 74.11, 162.24 | 62.80 | 1.45 | 60 |
| 10 | 04/20/2025 | 01:18:29 | -74.11, -30.49 | 117.23 | 04/20/2025 | 01:17:31 | -74.11, -30.44 | 117.22 | 1.63 | 58 |
| 11 | 04/20/2025 | 02:09:09 | 74.11, 136.82 | 62.75 | 04/20/2025 | 02:08:17 | 74.11, 136.87 | 62.77 | 1.64 | 52 |
| 12 | 04/20/2025 | 02:59:51 | -74.10, -55.88 | 117.27 | 04/20/2025 | 02:59:01 | -74.11, -55.81 | 117.25 | 2.64 | 50 |
| 13 | 04/20/2025 | 03:50:31 | 74.09, 111.44 | 62.71 | 04/20/2025 | 03:49:47 | 74.11, 111.49 | 62.75 | 3.24 | 44 |
| 14 | 04/20/2025 | 04:41:12 | -74.13, -81.14 | 117.27 | 04/20/2025 | 04:40:31 | -74.11, -81.18 | 117.27 | 2.33 | 41 |
| 15 | 04/20/2025 | 05:31:52 | 74.12, 86.17 | 62.72 | 04/20/2025 | 05:31:17 | 74.11, 86.12 | 62.72 | 1.85 | 35 |
| 16 | 04/20/2025 | 06:22:34 | -74.11,-106.52 | 117.31 | 04/20/2025 | 06:22:01 | -74.11,-106.56 | 117.30 | 1.03 | 33 |
| 17 | 04/20/2025 | 07:13:14 | 74.10, 60.79 | 62.68 | 04/20/2025 | 07:12:47 | 74.11, 60.75 | 62.70 | 1.62 | 27 |
| 18 | 04/20/2025 | 08:03:56 | -74.09,-131.91 | 117.35 | 04/20/2025 | 08:03:31 | -74.11,-131.93 | 117.32 | 1.93 | 25 |
| 19 | 04/20/2025 | 08:54:36 | 74.08, 35.41 | 62.64 | 04/20/2025 | 08:54:17 | 74.11, 35.38 | 62.67 | 3.03 | 19 |
| 20 | 04/20/2025 | 09:45:18 | -74.08,-157.29 | 117.39 | 04/20/2025 | 09:45:01 | -74.11,-157.30 | 117.35 | 3.66 | 17 |
| 21 | 04/20/2025 | 10:35:58 | 74.07, 10.02 | 62.60 | 04/20/2025 | 10:35:46 | 74.06, 10.13 | 62.59 | 3.22 | 12 |
| 22 | 04/20/2025 | 11:26:39 | -74.11, 177.45 | 117.38 | 04/20/2025 | 11:26:31 | -74.11, 177.33 | 117.37 | 3.69 | 8 |
| 23 | 04/20/2025 | 12:17:20 | 74.05, -15.36 | 62.56 | 04/20/2025 | 12:17:16 | 74.06, -15.25 | 62.57 | 3.67 | 4 |
| 24 | 04/20/2025 | 13:08:01 | -74.09, 152.06 | 117.42 | 04/20/2025 | 13:08:00 | -74.06, 152.08 | 117.45 | 3.61 | 1 |
| 25 | 04/20/2025 | 13:58:41 | 74.08, -40.62 | 62.56 | 04/20/2025 | 13:58:46 | 74.06, -40.62 | 62.54 | 2.45 | 5 |
| 26 | 04/20/2025 | 14:49:23 | -74.07, 126.68 | 117.46 | 04/20/2025 | 14:49:30 | -74.06, 126.70 | 117.48 | 1.88 | 7 |
| 27 | 04/20/2025 | 15:40:03 | 74.06, -66.01 | 62.52 | 04/20/2025 | 15:40:16 | 74.06, -65.99 | 62.52 | 0.72 | 13 |
| 28 | 04/20/2025 | 16:30:45 | -74.05, 101.30 | 117.50 | 04/20/2025 | 16:31:00 | -74.06, 101.33 | 117.50 | 1.04 | 15 |
| 29 | 04/20/2025 | 17:21:25 | 74.05, -91.39 | 62.49 | 04/20/2025 | 17:21:46 | 74.06, -91.37 | 62.49 | 1.56 | 21 |
| 30 | 04/20/2025 | 18:12:07 | -74.04, 75.91 | 117.54 | 04/20/2025 | 18:12:30 | -74.05, 75.96 | 117.53 | 2.40 | 23 |
| 31 | 04/20/2025 | 19:02:46 | 74.08,-116.66 | 62.49 | 04/20/2025 | 19:03:16 | 74.06,-116.74 | 62.47 | 3.42 | 30 |
| 32 | 04/20/2025 | 19:53:28 | -74.07, 50.65 | 117.54 | 04/20/2025 | 19:54:00 | -74.05, 50.58 | 117.55 | 2.57 | 32 |
| 33 | 04/20/2025 | 20:44:08 | 74.06,-142.04 | 62.45 | 04/20/2025 | 20:44:46 | 74.06,-142.11 | 62.44 | 2.24 | 38 |
| 34 | 04/20/2025 | 21:34:50 | -74.05, 25.27 | 117.57 | 04/20/2025 | 21:35:30 | -74.05, 25.21 | 117.58 | 1.64 | 40 |
| 35 | 04/20/2025 | 22:25:30 | 74.04,-167.42 | 62.41 | 04/20/2025 | 22:26:16 | 74.06,-167.49 | 62.42 | 2.41 | 46 |
| 36 | 04/20/2025 | 23:16:12 | -74.03, -0.12 | 117.61 | 04/20/2025 | 23:17:00 | -74.05, -0.16 | 117.60 | 2.44 | 48 |
| 37 | 04/21/2025 | 00:06:52 | 74.02, 167.19 | 62.37 | 04/21/2025 | 00:07:45 | 74.01, 167.26 | 62.34 | 3.00 | 53 |
| 38 | 04/21/2025 | 00:57:34 | -74.02, -25.50 | 117.65 | 04/21/2025 | 00:58:29 | -74.00, -25.41 | 117.68 | 3.13 | 55 |
| 39 | 04/21/2025 | 01:48:13 | 74.01, 141.81 | 62.33 | 04/21/2025 | 01:49:14 | 74.01, 141.89 | 62.31 | 2.52 | 61 |
| 40 | 04/21/2025 | 02:38:55 | -74.00, -50.89 | 117.69 | 04/21/2025 | 02:39:58 | -74.00, -50.79 | 117.71 | 3.09 | 63 |
| 41 | 04/21/2025 | 03:29:35 | 73.99, 116.42 | 62.29 | 04/21/2025 | 03:30:44 | 74.00, 116.52 | 62.29 | 3.34 | 69 |
| 42 | 04/21/2025 | 04:20:16 | -74.03, -76.15 | 117.69 | 04/21/2025 | 04:21:28 | -74.00, -76.16 | 117.73 | 3.29 | 72 |
| 43 | 04/21/2025 | 05:11:00 | 73.82, 90.69 | 62.13 | 04/21/2025 | 05:12:12 | 73.91, 91.39 | 62.15 | 23.55 | 72 |
| 44 | 04/21/2025 | 06:01:43 | -73.76,-102.12 | 117.94 | 04/21/2025 | 06:02:54 | -73.80,-101.05 | 117.98 | 33.46 | 71 |
| 45 | 04/21/2025 | 06:52:27 | 73.55, 64.73 | 61.88 | 04/21/2025 | 06:53:35 | 73.56, 66.84 | 61.74 | 66.43 | 68 |
| 46 | 04/21/2025 | 07:43:11 | -73.45,-128.18 | 118.23 | 04/21/2025 | 07:44:18 | -73.51,-125.73 | 118.33 | 77.98 | 67 |
Figure of METOP-B and NPP satellite orbits during SNOs since TLE Epoch: 4/10/2025
Download SNOs between METOP-B and NPP since TLE EPOCH: 04/10/2025 in txt file.
Historial Predications of SNOs between METOP-B and NPP