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: 4/19/2025
| 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 | 18:32:50 | -74.70, 72.35 | 116.63 | 04/19/2025 | 18:31:43 | -74.71, 69.48 | 116.45 | 84.35 | 67 |
| 2 | 04/19/2025 | 19:23:35 | 74.46,-120.94 | 63.15 | 04/19/2025 | 19:22:24 | 74.46,-122.54 | 63.26 | 47.71 | 71 |
| 3 | 04/19/2025 | 20:14:18 | -74.39, 46.21 | 116.93 | 04/19/2025 | 20:13:06 | -74.37, 45.01 | 116.85 | 35.80 | 72 |
| 4 | 04/19/2025 | 21:05:02 | 74.19,-146.95 | 62.90 | 04/19/2025 | 21:03:48 | 74.17,-147.16 | 62.91 | 6.81 | 74 |
| 5 | 04/19/2025 | 21:55:45 | -74.12, 20.21 | 117.18 | 04/19/2025 | 21:54:31 | -74.13, 20.26 | 117.15 | 1.82 | 74 |
| 6 | 04/19/2025 | 22:46:25 | 74.13,-172.45 | 62.82 | 04/19/2025 | 22:45:17 | 74.12,-172.40 | 62.83 | 1.54 | 68 |
| 7 | 04/19/2025 | 23:37:07 | -74.11, -5.17 | 117.21 | 04/19/2025 | 23:36:01 | -74.13, -5.11 | 117.18 | 3.28 | 66 |
| 8 | 04/20/2025 | 00:27:47 | 74.11, 162.16 | 62.78 | 04/20/2025 | 00:26:47 | 74.12, 162.22 | 62.80 | 2.24 | 60 |
| 9 | 04/20/2025 | 01:18:28 | -74.14, -30.44 | 117.21 | 04/20/2025 | 01:17:31 | -74.13, -30.48 | 117.20 | 1.70 | 57 |
| 10 | 04/20/2025 | 02:09:08 | 74.14, 136.90 | 62.78 | 04/20/2025 | 02:08:17 | 74.12, 136.85 | 62.78 | 2.77 | 51 |
| 11 | 04/20/2025 | 02:59:50 | -74.12, -55.82 | 117.25 | 04/20/2025 | 02:59:01 | -74.13, -55.85 | 117.23 | 1.28 | 49 |
| 12 | 04/20/2025 | 03:50:30 | 74.12, 111.52 | 62.74 | 04/20/2025 | 03:49:47 | 74.12, 111.48 | 62.75 | 1.28 | 43 |
| 13 | 04/20/2025 | 04:41:12 | -74.10, -81.20 | 117.29 | 04/20/2025 | 04:40:31 | -74.13, -81.23 | 117.26 | 2.71 | 41 |
| 14 | 04/20/2025 | 05:31:52 | 74.10, 86.13 | 62.70 | 04/20/2025 | 05:31:17 | 74.12, 86.10 | 62.73 | 1.70 | 35 |
| 15 | 04/20/2025 | 06:22:34 | -74.09,-106.59 | 117.33 | 04/20/2025 | 06:22:00 | -74.08,-106.48 | 117.34 | 3.55 | 34 |
| 16 | 04/20/2025 | 07:13:14 | 74.09, 60.75 | 62.67 | 04/20/2025 | 07:12:47 | 74.12, 60.73 | 62.70 | 3.38 | 27 |
| 17 | 04/20/2025 | 08:03:55 | -74.12,-131.85 | 117.33 | 04/20/2025 | 08:03:31 | -74.12,-131.97 | 117.31 | 3.74 | 24 |
| 18 | 04/20/2025 | 08:54:36 | 74.07, 35.36 | 62.63 | 04/20/2025 | 08:54:16 | 74.07, 35.48 | 62.62 | 3.58 | 20 |
| 19 | 04/20/2025 | 09:45:17 | -74.10,-157.23 | 117.36 | 04/20/2025 | 09:45:00 | -74.07,-157.22 | 117.39 | 2.81 | 17 |
| 20 | 04/20/2025 | 10:35:57 | 74.10, 10.10 | 62.63 | 04/20/2025 | 10:35:47 | 74.12, 9.99 | 62.65 | 3.86 | 10 |
| 21 | 04/20/2025 | 11:26:39 | -74.08, 177.38 | 117.40 | 04/20/2025 | 11:26:30 | -74.07, 177.41 | 117.41 | 1.20 | 9 |
| 22 | 04/20/2025 | 12:17:19 | 74.08, -15.28 | 62.59 | 04/20/2025 | 12:17:16 | 74.07, -15.26 | 62.57 | 2.06 | 3 |
| 23 | 04/20/2025 | 13:08:01 | -74.06, 152.00 | 117.44 | 04/20/2025 | 13:08:00 | -74.07, 152.03 | 117.44 | 1.43 | 1 |
| 24 | 04/20/2025 | 13:58:41 | 74.07, -40.67 | 62.55 | 04/20/2025 | 13:58:46 | 74.06, -40.64 | 62.55 | 0.91 | 5 |
| 25 | 04/20/2025 | 14:49:23 | -74.05, 126.62 | 117.48 | 04/20/2025 | 14:49:30 | -74.07, 126.66 | 117.46 | 3.12 | 7 |
| 26 | 04/20/2025 | 15:40:03 | 74.05, -66.05 | 62.51 | 04/20/2025 | 15:40:16 | 74.06, -66.01 | 62.52 | 2.19 | 13 |
| 27 | 04/20/2025 | 16:30:44 | -74.08, 101.35 | 117.48 | 04/20/2025 | 16:31:00 | -74.07, 101.29 | 117.49 | 2.08 | 16 |
| 28 | 04/20/2025 | 17:21:24 | 74.08, -91.31 | 62.51 | 04/20/2025 | 17:21:46 | 74.06, -91.38 | 62.50 | 2.78 | 22 |
| 29 | 04/20/2025 | 18:12:06 | -74.06, 75.97 | 117.52 | 04/20/2025 | 18:12:30 | -74.07, 75.92 | 117.51 | 1.84 | 24 |
| 30 | 04/20/2025 | 19:02:46 | 74.06,-116.70 | 62.48 | 04/20/2025 | 19:03:16 | 74.06,-116.76 | 62.47 | 1.75 | 30 |
| 31 | 04/20/2025 | 19:53:28 | -74.04, 50.58 | 117.56 | 04/20/2025 | 19:54:00 | -74.07, 50.54 | 117.54 | 3.09 | 32 |
| 32 | 04/20/2025 | 20:44:08 | 74.04,-142.08 | 62.44 | 04/20/2025 | 20:44:46 | 74.06,-142.13 | 62.45 | 2.42 | 38 |
| 33 | 04/20/2025 | 21:34:50 | -74.03, 25.20 | 117.60 | 04/20/2025 | 21:35:29 | -74.02, 25.29 | 117.62 | 2.93 | 39 |
| 34 | 04/20/2025 | 22:25:30 | 74.03,-167.47 | 62.40 | 04/20/2025 | 22:26:15 | 74.01,-167.38 | 62.37 | 3.10 | 45 |
| 35 | 04/20/2025 | 23:16:12 | -74.01, -0.18 | 117.63 | 04/20/2025 | 23:16:59 | -74.02, -0.08 | 117.64 | 3.35 | 47 |
| 36 | 04/21/2025 | 00:06:52 | 74.01, 167.15 | 62.36 | 04/21/2025 | 00:07:45 | 74.01, 167.25 | 62.34 | 3.00 | 53 |
| 37 | 04/21/2025 | 00:57:33 | -74.04, -25.45 | 117.63 | 04/21/2025 | 00:58:29 | -74.02, -25.45 | 117.67 | 2.53 | 56 |
| 38 | 04/21/2025 | 01:48:13 | 74.04, 141.89 | 62.36 | 04/21/2025 | 01:49:15 | 74.01, 141.87 | 62.32 | 3.34 | 62 |
| 39 | 04/21/2025 | 02:38:55 | -74.02, -50.83 | 117.67 | 04/21/2025 | 02:39:59 | -74.02, -50.82 | 117.69 | 0.69 | 64 |
| 40 | 04/21/2025 | 03:29:35 | 74.02, 116.50 | 62.32 | 04/21/2025 | 03:30:45 | 74.01, 116.50 | 62.29 | 1.42 | 70 |
| 41 | 04/21/2025 | 04:20:17 | -74.01, -76.21 | 117.71 | 04/21/2025 | 04:21:29 | -74.02, -76.20 | 117.72 | 1.30 | 72 |
| 42 | 04/21/2025 | 05:11:00 | 73.86, 90.76 | 62.16 | 04/21/2025 | 05:12:12 | 73.86, 91.49 | 62.10 | 22.52 | 72 |
| 43 | 04/21/2025 | 06:01:43 | -73.79,-102.07 | 117.92 | 04/21/2025 | 06:02:55 | -73.82,-101.09 | 117.96 | 30.46 | 72 |
| 44 | 04/21/2025 | 06:52:28 | 73.54, 64.69 | 61.86 | 04/21/2025 | 06:53:36 | 73.56, 66.82 | 61.75 | 67.31 | 68 |
| 45 | 04/21/2025 | 07:43:11 | -73.47,-128.13 | 118.21 | 04/21/2025 | 07:44:19 | -73.52,-125.76 | 118.31 | 75.02 | 68 |
Figure of METOP-B and NPP satellite orbits during SNOs since TLE Epoch: 4/19/2025
Download SNOs between METOP-B and NPP since TLE EPOCH: 04/19/2025 in txt file.
Historial Predications of SNOs between METOP-B and NPP