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: 4/17/2025
| 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 | 74.80, -94.70 | 63.47 | 04/19/2025 | 17:41:01 | 74.78, -98.01 | 63.64 | 96.52 | 66 |
| 2 | 04/19/2025 | 18:32:51 | -74.68, 72.31 | 116.65 | 04/19/2025 | 18:31:43 | -74.68, 69.56 | 116.48 | 80.66 | 68 |
| 3 | 04/19/2025 | 19:23:35 | 74.49,-120.86 | 63.18 | 04/19/2025 | 19:22:25 | 74.48,-122.60 | 63.29 | 51.48 | 70 |
| 4 | 04/19/2025 | 20:14:19 | -74.37, 46.16 | 116.94 | 04/19/2025 | 20:13:07 | -74.39, 44.96 | 116.83 | 35.95 | 72 |
| 5 | 04/19/2025 | 21:05:03 | 74.17,-147.00 | 62.88 | 04/19/2025 | 21:03:49 | 74.19,-147.21 | 62.93 | 6.79 | 74 |
| 6 | 04/19/2025 | 21:55:45 | -74.15, 20.29 | 117.15 | 04/19/2025 | 21:54:32 | -74.15, 20.22 | 117.13 | 2.19 | 73 |
| 7 | 04/19/2025 | 22:46:25 | 74.15,-172.38 | 62.84 | 04/19/2025 | 22:45:18 | 74.14,-172.46 | 62.85 | 2.72 | 67 |
| 8 | 04/19/2025 | 23:37:07 | -74.14, -5.10 | 117.19 | 04/19/2025 | 23:36:02 | -74.15, -5.15 | 117.16 | 2.13 | 65 |
| 9 | 04/20/2025 | 00:27:47 | 74.14, 162.24 | 62.80 | 04/20/2025 | 00:26:48 | 74.14, 162.17 | 62.83 | 2.04 | 59 |
| 10 | 04/20/2025 | 01:18:29 | -74.12, -30.48 | 117.23 | 04/20/2025 | 01:17:31 | -74.10, -30.40 | 117.24 | 3.32 | 58 |
| 11 | 04/20/2025 | 02:09:09 | 74.12, 136.85 | 62.77 | 04/20/2025 | 02:08:18 | 74.14, 136.80 | 62.80 | 2.88 | 51 |
| 12 | 04/20/2025 | 02:59:50 | -74.10, -55.86 | 117.27 | 04/20/2025 | 02:59:00 | -74.10, -55.78 | 117.26 | 2.72 | 50 |
| 13 | 04/20/2025 | 03:50:30 | 74.10, 111.47 | 62.73 | 04/20/2025 | 03:49:46 | 74.09, 111.55 | 62.72 | 2.74 | 44 |
| 14 | 04/20/2025 | 04:41:12 | -74.08, -81.25 | 117.31 | 04/20/2025 | 04:40:30 | -74.10, -81.15 | 117.29 | 3.29 | 42 |
| 15 | 04/20/2025 | 05:31:52 | 74.08, 86.08 | 62.69 | 04/20/2025 | 05:31:16 | 74.09, 86.17 | 62.70 | 2.89 | 36 |
| 16 | 04/20/2025 | 06:22:33 | -74.12,-106.51 | 117.30 | 04/20/2025 | 06:22:00 | -74.10,-106.52 | 117.31 | 2.32 | 33 |
| 17 | 04/20/2025 | 07:13:13 | 74.12, 60.82 | 62.69 | 04/20/2025 | 07:12:46 | 74.09, 60.80 | 62.67 | 2.97 | 27 |
| 18 | 04/20/2025 | 08:03:55 | -74.10,-131.90 | 117.34 | 04/20/2025 | 08:03:30 | -74.09,-131.90 | 117.34 | 0.44 | 25 |
| 19 | 04/20/2025 | 08:54:35 | 74.10, 35.43 | 62.65 | 04/20/2025 | 08:54:16 | 74.09, 35.43 | 62.65 | 1.04 | 19 |
| 20 | 04/20/2025 | 09:45:17 | -74.08,-157.28 | 117.38 | 04/20/2025 | 09:45:00 | -74.09,-157.27 | 117.37 | 1.46 | 17 |
| 21 | 04/20/2025 | 10:35:57 | 74.08, 10.05 | 62.61 | 04/20/2025 | 10:35:46 | 74.09, 10.06 | 62.62 | 0.89 | 11 |
| 22 | 04/20/2025 | 11:26:39 | -74.06, 177.34 | 117.42 | 04/20/2025 | 11:26:30 | -74.09, 177.36 | 117.39 | 3.35 | 9 |
| 23 | 04/20/2025 | 12:17:19 | 74.06, -15.33 | 62.57 | 04/20/2025 | 12:17:16 | 74.09, -15.32 | 62.60 | 2.82 | 3 |
| 24 | 04/20/2025 | 13:08:00 | -74.10, 152.07 | 117.42 | 04/20/2025 | 13:08:00 | -74.09, 151.99 | 117.42 | 2.64 | 0 |
| 25 | 04/20/2025 | 13:58:40 | 74.09, -40.60 | 62.57 | 04/20/2025 | 13:58:46 | 74.09, -40.69 | 62.57 | 2.96 | 6 |
| 26 | 04/20/2025 | 14:49:22 | -74.08, 126.69 | 117.46 | 04/20/2025 | 14:49:30 | -74.09, 126.61 | 117.44 | 2.74 | 8 |
| 27 | 04/20/2025 | 15:40:02 | 74.08, -65.98 | 62.54 | 04/20/2025 | 15:40:16 | 74.09, -66.06 | 62.55 | 2.72 | 14 |
| 28 | 04/20/2025 | 16:30:44 | -74.06, 101.31 | 117.50 | 04/20/2025 | 16:30:59 | -74.04, 101.36 | 117.52 | 2.72 | 15 |
| 29 | 04/20/2025 | 17:21:24 | 74.06, -91.37 | 62.50 | 04/20/2025 | 17:21:45 | 74.04, -91.31 | 62.47 | 2.94 | 21 |
| 30 | 04/20/2025 | 18:12:06 | -74.04, 75.92 | 117.53 | 04/20/2025 | 18:12:29 | -74.04, 75.99 | 117.55 | 2.12 | 23 |
| 31 | 04/20/2025 | 19:02:46 | 74.04,-116.75 | 62.46 | 04/20/2025 | 19:03:15 | 74.04,-116.69 | 62.44 | 2.00 | 29 |
| 32 | 04/20/2025 | 19:53:28 | -74.02, 50.54 | 117.57 | 04/20/2025 | 19:53:59 | -74.04, 50.62 | 117.57 | 2.97 | 31 |
| 33 | 04/20/2025 | 20:44:08 | 74.02,-142.13 | 62.42 | 04/20/2025 | 20:44:45 | 74.03,-142.06 | 62.42 | 2.62 | 37 |
| 34 | 04/20/2025 | 21:34:49 | -74.06, 25.27 | 117.57 | 04/20/2025 | 21:35:29 | -74.04, 25.25 | 117.60 | 2.12 | 40 |
| 35 | 04/20/2025 | 22:25:29 | 74.05,-167.40 | 62.42 | 04/20/2025 | 22:26:15 | 74.03,-167.43 | 62.39 | 2.51 | 46 |
| 36 | 04/20/2025 | 23:16:11 | -74.04, -0.11 | 117.61 | 04/20/2025 | 23:16:59 | -74.04, -0.13 | 117.62 | 0.54 | 48 |
| 37 | 04/21/2025 | 00:06:51 | 74.04, 167.22 | 62.38 | 04/21/2025 | 00:07:45 | 74.03, 167.19 | 62.37 | 0.82 | 54 |
| 38 | 04/21/2025 | 00:57:33 | -74.02, -25.49 | 117.65 | 04/21/2025 | 00:58:29 | -74.04, -25.50 | 117.65 | 1.84 | 56 |
| 39 | 04/21/2025 | 01:48:13 | 74.02, 141.83 | 62.34 | 04/21/2025 | 01:49:15 | 74.03, 141.82 | 62.34 | 1.64 | 62 |
| 40 | 04/21/2025 | 02:38:55 | -74.00, -50.88 | 117.69 | 04/21/2025 | 02:39:59 | -74.04, -50.87 | 117.67 | 3.71 | 64 |
| 41 | 04/21/2025 | 03:29:35 | 74.00, 116.45 | 62.30 | 04/21/2025 | 03:30:45 | 74.03, 116.45 | 62.32 | 3.51 | 70 |
| 42 | 04/21/2025 | 04:20:16 | -74.03, -76.14 | 117.68 | 04/21/2025 | 04:21:29 | -74.04, -76.25 | 117.70 | 3.20 | 73 |
| 43 | 04/21/2025 | 05:11:00 | 73.83, 90.71 | 62.14 | 04/21/2025 | 05:12:12 | 73.88, 91.44 | 62.13 | 23.14 | 72 |
| 44 | 04/21/2025 | 06:01:43 | -73.77,-102.11 | 117.93 | 04/21/2025 | 06:02:55 | -73.84,-101.14 | 117.94 | 31.21 | 72 |
| 45 | 04/21/2025 | 06:52:28 | 73.51, 64.64 | 61.84 | 04/21/2025 | 06:53:36 | 73.59, 66.77 | 61.77 | 67.65 | 68 |
| 46 | 04/21/2025 | 07:43:11 | -73.45,-128.18 | 118.22 | 04/21/2025 | 07:44:18 | -73.49,-125.70 | 118.35 | 78.62 | 67 |
Figure of METOP-B and NPP satellite orbits during SNOs since TLE Epoch: 4/17/2025
Download SNOs between METOP-B and NPP since TLE EPOCH: 04/17/2025 in txt file.
Historial Predications of SNOs between METOP-B and NPP