Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between METOP-A and NPP Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 4/6/2019
| Index | Date (METOP-A) | Time (METOP-A) | Lat,Lon (METOP-A) | SZA (METOP-A ) | Date (NPP) | Time (NPP) | Lat,Lon (NPP) | SZA (NPP ) | Distance(km) | Time Diff (sec) |
| 1 | 04/09/2019 | 01:23:44 | -74.75, -30.32 | 112.51 | 04/09/2019 | 01:22:38 | -74.79, -33.63 | 112.27 | 96.89 | 66 |
| 2 | 04/09/2019 | 02:14:28 | 74.53, 136.44 | 67.29 | 04/09/2019 | 02:13:19 | 74.56, 134.31 | 67.46 | 63.28 | 69 |
| 3 | 04/09/2019 | 03:05:12 | -74.42, -56.50 | 112.82 | 04/09/2019 | 03:04:01 | -74.46, -58.11 | 112.67 | 48.15 | 71 |
| 4 | 04/09/2019 | 03:55:55 | 74.25, 110.39 | 67.03 | 04/09/2019 | 03:54:42 | 74.22, 109.80 | 67.05 | 18.09 | 73 |
| 5 | 04/09/2019 | 04:46:39 | -74.15, -82.54 | 113.08 | 04/09/2019 | 04:45:24 | -74.12, -82.63 | 113.08 | 3.83 | 75 |
| 6 | 04/09/2019 | 05:37:19 | 74.12, 84.73 | 66.89 | 04/09/2019 | 05:36:10 | 74.13, 84.66 | 66.93 | 2.74 | 69 |
| 7 | 04/09/2019 | 06:28:01 | -74.12,-107.95 | 113.13 | 04/09/2019 | 06:26:54 | -74.13,-108.02 | 113.09 | 2.78 | 67 |
| 8 | 04/09/2019 | 07:18:41 | 74.09, 59.32 | 66.84 | 04/09/2019 | 07:17:39 | 74.09, 59.39 | 66.85 | 2.21 | 62 |
| 9 | 04/09/2019 | 08:09:23 | -74.08,-133.37 | 113.18 | 04/09/2019 | 08:08:23 | -74.09,-133.29 | 113.17 | 2.34 | 60 |
| 10 | 04/09/2019 | 09:00:02 | 74.11, 34.02 | 66.83 | 04/09/2019 | 08:59:09 | 74.10, 33.99 | 66.83 | 1.12 | 53 |
| 11 | 04/09/2019 | 09:50:44 | -74.10,-158.66 | 113.20 | 04/09/2019 | 09:49:53 | -74.10,-158.69 | 113.19 | 0.92 | 51 |
| 12 | 04/09/2019 | 10:41:24 | 74.07, 8.60 | 66.77 | 04/09/2019 | 10:40:39 | 74.11, 8.60 | 66.82 | 3.57 | 45 |
| 13 | 04/09/2019 | 11:32:06 | -74.07, 175.92 | 113.25 | 04/09/2019 | 11:31:23 | -74.10, 175.92 | 113.20 | 3.71 | 43 |
| 14 | 04/09/2019 | 12:22:45 | 74.09, -16.69 | 66.76 | 04/09/2019 | 12:22:08 | 74.06, -16.67 | 66.74 | 3.15 | 37 |
| 15 | 04/09/2019 | 13:13:27 | -74.09, 150.63 | 113.26 | 04/09/2019 | 13:12:52 | -74.06, 150.65 | 113.28 | 3.03 | 35 |
| 16 | 04/09/2019 | 14:04:07 | 74.06, -42.11 | 66.71 | 04/09/2019 | 14:03:38 | 74.07, -42.06 | 66.72 | 1.87 | 29 |
| 17 | 04/09/2019 | 14:54:49 | -74.06, 125.21 | 113.31 | 04/09/2019 | 14:54:22 | -74.07, 125.26 | 113.30 | 1.99 | 27 |
| 18 | 04/09/2019 | 15:45:28 | 74.08, -67.40 | 66.70 | 04/09/2019 | 15:45:08 | 74.08, -67.46 | 66.71 | 1.60 | 20 |
| 19 | 04/09/2019 | 16:36:10 | -74.08, 99.91 | 113.32 | 04/09/2019 | 16:35:52 | -74.08, 99.86 | 113.31 | 1.53 | 18 |
| 20 | 04/09/2019 | 17:26:50 | 74.05, -92.82 | 66.65 | 04/09/2019 | 17:26:37 | 74.04, -92.73 | 66.63 | 3.02 | 13 |
| 21 | 04/09/2019 | 18:17:32 | -74.05, 74.50 | 113.38 | 04/09/2019 | 18:17:21 | -74.04, 74.59 | 113.39 | 3.05 | 11 |
| 22 | 04/09/2019 | 19:08:11 | 74.07,-118.12 | 66.63 | 04/09/2019 | 19:08:07 | 74.05,-118.12 | 66.62 | 2.20 | 4 |
| 23 | 04/09/2019 | 19:58:53 | -74.06, 49.20 | 113.39 | 04/09/2019 | 19:58:51 | -74.04, 49.20 | 113.40 | 2.17 | 2 |
| 24 | 04/09/2019 | 20:49:33 | 74.03,-143.53 | 66.58 | 04/09/2019 | 20:49:37 | 74.05,-143.51 | 66.60 | 2.23 | 4 |
| 25 | 04/09/2019 | 21:40:15 | -74.03, 23.79 | 113.44 | 04/09/2019 | 21:40:21 | -74.05, 23.81 | 113.42 | 2.23 | 6 |
| 26 | 04/09/2019 | 22:30:54 | 74.05,-168.83 | 66.57 | 04/09/2019 | 22:31:07 | 74.06,-168.91 | 66.58 | 2.59 | 13 |
| 27 | 04/09/2019 | 23:21:36 | -74.05, -1.51 | 113.45 | 04/09/2019 | 23:21:51 | -74.06, -1.59 | 113.44 | 2.53 | 15 |
| 28 | 04/10/2019 | 00:12:16 | 74.02, 165.76 | 66.52 | 04/10/2019 | 00:12:36 | 74.02, 165.82 | 66.51 | 2.03 | 20 |
| 29 | 04/10/2019 | 01:02:58 | -74.02, -26.92 | 113.50 | 04/10/2019 | 01:03:20 | -74.02, -26.86 | 113.51 | 2.07 | 22 |
| 30 | 04/10/2019 | 01:53:37 | 74.04, 140.46 | 66.51 | 04/10/2019 | 01:54:06 | 74.03, 140.43 | 66.49 | 1.62 | 29 |
| 31 | 04/10/2019 | 02:44:19 | -74.04, -52.22 | 113.51 | 04/10/2019 | 02:44:50 | -74.02, -52.25 | 113.53 | 1.66 | 31 |
| 32 | 04/10/2019 | 03:34:59 | 74.01, 115.04 | 66.45 | 04/10/2019 | 03:35:36 | 74.04, 115.04 | 66.47 | 3.05 | 37 |
| 33 | 04/10/2019 | 04:25:41 | -74.01, -77.63 | 113.57 | 04/10/2019 | 04:26:20 | -74.03, -77.64 | 113.55 | 2.93 | 39 |
| 34 | 04/10/2019 | 05:16:20 | 74.03, 89.75 | 66.44 | 04/10/2019 | 05:17:05 | 73.99, 89.76 | 66.40 | 3.65 | 45 |
| 35 | 04/10/2019 | 06:07:02 | -74.02,-102.93 | 113.58 | 04/10/2019 | 06:07:50 | -74.04,-103.03 | 113.57 | 3.62 | 48 |
| 36 | 04/10/2019 | 06:57:42 | 73.99, 64.33 | 66.39 | 04/10/2019 | 06:58:35 | 74.00, 64.37 | 66.38 | 1.41 | 53 |
| 37 | 04/10/2019 | 07:48:24 | -73.99,-128.35 | 113.63 | 04/10/2019 | 07:49:19 | -74.00,-128.31 | 113.64 | 1.34 | 55 |
| 38 | 04/10/2019 | 08:39:03 | 74.01, 39.04 | 66.38 | 04/10/2019 | 08:40:05 | 74.01, 38.98 | 66.36 | 1.82 | 62 |
| 39 | 04/10/2019 | 09:29:45 | -74.01,-153.64 | 113.64 | 04/10/2019 | 09:30:49 | -74.01,-153.70 | 113.66 | 1.85 | 64 |
| 40 | 04/10/2019 | 10:20:25 | 73.98, 13.62 | 66.33 | 04/10/2019 | 10:21:34 | 73.97, 13.71 | 66.29 | 3.06 | 69 |
| 41 | 04/10/2019 | 11:11:07 | -73.98,-179.06 | 113.69 | 04/10/2019 | 11:12:18 | -73.96,-178.97 | 113.73 | 3.17 | 71 |
| 42 | 04/10/2019 | 12:01:50 | 73.80, -12.15 | 66.15 | 04/10/2019 | 12:03:02 | 73.88, -11.45 | 66.16 | 23.33 | 72 |
| 43 | 04/10/2019 | 12:52:33 | -73.75, 155.06 | 113.91 | 04/10/2019 | 12:53:45 | -73.82, 155.99 | 113.91 | 30.14 | 72 |
| 44 | 04/10/2019 | 13:43:17 | 73.52, -38.14 | 65.89 | 04/10/2019 | 13:44:25 | 73.54, -36.02 | 65.76 | 66.82 | 68 |
| 45 | 04/10/2019 | 14:34:01 | -73.42, 128.97 | 114.21 | 04/10/2019 | 14:35:08 | -73.49, 131.41 | 114.32 | 77.83 | 67 |
Figure of METOP-A and NPP satellite orbits during SNOs since TLE Epoch: 4/6/2019
Download SNOs between METOP-A and NPP since TLE EPOCH: 04/06/2019 in txt file.
Historical Predictions of SNOs between METOP-A and NPP
NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service