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: 4/7/2025
| 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 | 74.80, -94.69 | 63.47 | 04/19/2025 | 17:41:00 | 74.77, -97.99 | 63.64 | 96.26 | 66 |
| 2 | 04/19/2025 | 18:32:50 | -74.69, 72.34 | 116.64 | 04/19/2025 | 18:31:42 | -74.67, 69.61 | 116.50 | 80.39 | 68 |
| 3 | 04/19/2025 | 19:23:34 | 74.49,-120.85 | 63.18 | 04/19/2025 | 19:22:24 | 74.48,-122.58 | 63.28 | 51.20 | 70 |
| 4 | 04/19/2025 | 20:14:18 | -74.38, 46.20 | 116.93 | 04/19/2025 | 20:13:06 | -74.38, 45.01 | 116.85 | 35.53 | 72 |
| 5 | 04/19/2025 | 21:05:02 | 74.17,-146.99 | 62.88 | 04/19/2025 | 21:03:48 | 74.19,-147.19 | 62.93 | 6.32 | 74 |
| 6 | 04/19/2025 | 21:55:45 | -74.12, 20.20 | 117.18 | 04/19/2025 | 21:54:31 | -74.13, 20.26 | 117.15 | 2.68 | 74 |
| 7 | 04/19/2025 | 22:46:24 | 74.15,-172.37 | 62.84 | 04/19/2025 | 22:45:17 | 74.14,-172.44 | 62.84 | 2.92 | 67 |
| 8 | 04/19/2025 | 23:37:06 | -74.15, -5.06 | 117.18 | 04/19/2025 | 23:36:01 | -74.13, -5.11 | 117.18 | 2.23 | 65 |
| 9 | 04/20/2025 | 00:27:46 | 74.14, 162.24 | 62.80 | 04/20/2025 | 00:26:47 | 74.14, 162.19 | 62.82 | 1.70 | 59 |
| 10 | 04/20/2025 | 01:18:28 | -74.13, -30.45 | 117.22 | 04/20/2025 | 01:17:31 | -74.13, -30.48 | 117.20 | 1.09 | 57 |
| 11 | 04/20/2025 | 02:09:08 | 74.12, 136.86 | 62.76 | 04/20/2025 | 02:08:17 | 74.13, 136.82 | 62.79 | 2.19 | 51 |
| 12 | 04/20/2025 | 02:59:50 | -74.11, -55.83 | 117.26 | 04/20/2025 | 02:59:01 | -74.13, -55.86 | 117.23 | 2.17 | 49 |
| 13 | 04/20/2025 | 03:50:30 | 74.10, 111.47 | 62.73 | 04/20/2025 | 03:49:46 | 74.08, 111.57 | 62.71 | 3.31 | 44 |
| 14 | 04/20/2025 | 04:41:12 | -74.09, -81.22 | 117.30 | 04/20/2025 | 04:40:30 | -74.08, -81.11 | 117.31 | 3.67 | 42 |
| 15 | 04/20/2025 | 05:31:52 | 74.08, 86.09 | 62.69 | 04/20/2025 | 05:31:16 | 74.08, 86.19 | 62.69 | 3.12 | 36 |
| 16 | 04/20/2025 | 06:22:33 | -74.13,-106.48 | 117.29 | 04/20/2025 | 06:22:01 | -74.13,-106.60 | 117.28 | 3.72 | 32 |
| 17 | 04/20/2025 | 07:13:13 | 74.11, 60.83 | 62.69 | 04/20/2025 | 07:12:46 | 74.08, 60.82 | 62.66 | 3.48 | 27 |
| 18 | 04/20/2025 | 08:03:55 | -74.11,-131.86 | 117.33 | 04/20/2025 | 08:03:30 | -74.08,-131.85 | 117.36 | 3.24 | 25 |
| 19 | 04/20/2025 | 08:54:35 | 74.10, 35.44 | 62.65 | 04/20/2025 | 08:54:16 | 74.08, 35.45 | 62.64 | 1.55 | 19 |
| 20 | 04/20/2025 | 09:45:17 | -74.09,-157.25 | 117.37 | 04/20/2025 | 09:45:00 | -74.08,-157.23 | 117.38 | 1.51 | 17 |
| 21 | 04/20/2025 | 10:35:57 | 74.08, 10.06 | 62.61 | 04/20/2025 | 10:35:46 | 74.08, 10.07 | 62.61 | 0.61 | 11 |
| 22 | 04/20/2025 | 11:26:39 | -74.07, 177.37 | 117.41 | 04/20/2025 | 11:26:30 | -74.08, 177.40 | 117.41 | 1.21 | 9 |
| 23 | 04/20/2025 | 12:17:19 | 74.06, -15.33 | 62.57 | 04/20/2025 | 12:17:16 | 74.08, -15.30 | 62.59 | 2.46 | 3 |
| 24 | 04/20/2025 | 13:08:01 | -74.05, 151.98 | 117.45 | 04/20/2025 | 13:08:00 | -74.08, 152.03 | 117.43 | 2.84 | 1 |
| 25 | 04/20/2025 | 13:58:40 | 74.09, -40.59 | 62.57 | 04/20/2025 | 13:58:46 | 74.08, -40.67 | 62.57 | 2.81 | 6 |
| 26 | 04/20/2025 | 14:49:22 | -74.09, 126.72 | 117.45 | 04/20/2025 | 14:49:30 | -74.08, 126.66 | 117.46 | 2.22 | 8 |
| 27 | 04/20/2025 | 15:40:02 | 74.07, -65.98 | 62.53 | 04/20/2025 | 15:40:16 | 74.08, -66.05 | 62.54 | 2.26 | 14 |
| 28 | 04/20/2025 | 16:30:44 | -74.07, 101.33 | 117.49 | 04/20/2025 | 16:31:00 | -74.08, 101.28 | 117.48 | 1.74 | 16 |
| 29 | 04/20/2025 | 17:21:24 | 74.06, -91.36 | 62.49 | 04/20/2025 | 17:21:46 | 74.08, -91.42 | 62.52 | 3.18 | 22 |
| 30 | 04/20/2025 | 18:12:06 | -74.05, 75.95 | 117.53 | 04/20/2025 | 18:12:30 | -74.07, 75.91 | 117.51 | 2.94 | 24 |
| 31 | 04/20/2025 | 19:02:46 | 74.04,-116.75 | 62.45 | 04/20/2025 | 19:03:15 | 74.03,-116.67 | 62.44 | 2.45 | 29 |
| 32 | 04/20/2025 | 19:53:28 | -74.03, 50.57 | 117.57 | 04/20/2025 | 19:53:59 | -74.02, 50.66 | 117.59 | 2.97 | 31 |
| 33 | 04/20/2025 | 20:44:08 | 74.02,-142.13 | 62.42 | 04/20/2025 | 20:44:45 | 74.03,-142.04 | 62.41 | 2.80 | 37 |
| 34 | 04/20/2025 | 21:34:50 | -74.01, 25.18 | 117.61 | 04/20/2025 | 21:35:29 | -74.02, 25.29 | 117.61 | 3.35 | 39 |
| 35 | 04/20/2025 | 22:25:29 | 74.05,-167.39 | 62.42 | 04/20/2025 | 22:26:15 | 74.03,-167.42 | 62.39 | 2.65 | 46 |
| 36 | 04/20/2025 | 23:16:11 | -74.05, -0.08 | 117.60 | 04/20/2025 | 23:16:59 | -74.02, -0.09 | 117.64 | 2.55 | 48 |
| 37 | 04/21/2025 | 00:06:51 | 74.03, 167.22 | 62.38 | 04/21/2025 | 00:07:45 | 74.03, 167.21 | 62.36 | 0.71 | 54 |
| 38 | 04/21/2025 | 00:57:33 | -74.03, -25.47 | 117.64 | 04/21/2025 | 00:58:29 | -74.02, -25.46 | 117.66 | 0.66 | 56 |
| 39 | 04/21/2025 | 01:48:13 | 74.02, 141.84 | 62.34 | 04/21/2025 | 01:49:15 | 74.03, 141.84 | 62.34 | 1.35 | 62 |
| 40 | 04/21/2025 | 02:38:55 | -74.01, -50.85 | 117.68 | 04/21/2025 | 02:39:59 | -74.02, -50.83 | 117.69 | 1.40 | 64 |
| 41 | 04/21/2025 | 03:29:35 | 74.00, 116.45 | 62.30 | 04/21/2025 | 03:30:45 | 74.03, 116.46 | 62.31 | 3.32 | 70 |
Figure of METOP-B and NPP satellite orbits during SNOs since TLE Epoch: 4/7/2025
Download SNOs between METOP-B and NPP since TLE EPOCH: 04/07/2025 in txt file.
Historial Predications of SNOs between METOP-B and NPP