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: 1/1/2018
| 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 | 01/08/2018 | 09:51:31 | 73.70, 24.68 | 96.01 | 01/08/2018 | 09:50:23 | 73.72, 22.15 | 96.17 | 79.14 | 68 |
| 2 | 01/08/2018 | 10:42:14 | -73.65,-168.10 | 84.04 | 01/08/2018 | 10:41:05 | -73.61,-170.29 | 83.96 | 68.67 | 69 |
| 3 | 01/08/2018 | 11:32:58 | 73.42, -1.29 | 95.76 | 01/08/2018 | 11:31:47 | 73.42, -2.55 | 95.84 | 40.14 | 71 |
| 4 | 01/08/2018 | 12:23:42 | -73.32, 165.82 | 84.34 | 01/08/2018 | 12:22:29 | -73.32, 165.00 | 84.29 | 26.20 | 73 |
| 5 | 01/08/2018 | 13:14:25 | 73.14, -27.24 | 95.50 | 01/08/2018 | 13:13:11 | 73.13, -27.27 | 95.50 | 1.94 | 74 |
| 6 | 01/08/2018 | 14:05:07 | -73.15, 140.10 | 84.51 | 01/08/2018 | 14:03:55 | -73.13, 140.05 | 84.51 | 2.94 | 72 |
| 7 | 01/08/2018 | 14:55:47 | 73.12, -52.63 | 95.47 | 01/08/2018 | 14:54:41 | 73.14, -52.66 | 95.50 | 2.27 | 66 |
| 8 | 01/08/2018 | 15:46:29 | -73.12, 114.70 | 84.54 | 01/08/2018 | 15:45:25 | -73.13, 114.66 | 84.51 | 1.62 | 64 |
| 9 | 01/08/2018 | 16:37:09 | 73.09, -78.03 | 95.44 | 01/08/2018 | 16:36:10 | 73.09, -77.94 | 95.44 | 2.71 | 59 |
| 10 | 01/08/2018 | 17:27:51 | -73.10, 89.31 | 84.57 | 01/08/2018 | 17:26:54 | -73.09, 89.38 | 84.57 | 2.61 | 57 |
| 11 | 01/08/2018 | 18:18:30 | 73.12,-103.31 | 95.45 | 01/08/2018 | 18:17:40 | 73.10,-103.33 | 95.44 | 2.05 | 50 |
| 12 | 01/08/2018 | 19:09:12 | -73.12, 64.02 | 84.56 | 01/08/2018 | 19:08:24 | -73.10, 63.99 | 84.57 | 3.11 | 48 |
| 13 | 01/08/2018 | 19:59:52 | 73.09,-128.71 | 95.42 | 01/08/2018 | 19:59:10 | 73.11,-128.72 | 95.44 | 1.74 | 42 |
| 14 | 01/08/2018 | 20:50:34 | -73.10, 38.63 | 84.59 | 01/08/2018 | 20:49:54 | -73.10, 38.60 | 84.57 | 0.99 | 40 |
| 15 | 01/08/2018 | 21:41:14 | 73.07,-154.10 | 95.39 | 01/08/2018 | 21:40:39 | 73.06,-154.00 | 95.38 | 3.21 | 35 |
| 16 | 01/08/2018 | 22:31:56 | -73.07, 13.23 | 84.62 | 01/08/2018 | 22:31:23 | -73.06, 13.32 | 84.63 | 3.20 | 33 |
| 17 | 01/08/2018 | 23:22:35 | 73.09,-179.39 | 95.40 | 01/08/2018 | 23:22:09 | 73.07,-179.39 | 95.38 | 2.33 | 26 |
| 18 | 01/09/2018 | 00:13:17 | -73.10, -12.05 | 84.61 | 01/09/2018 | 00:12:53 | -73.07, -12.07 | 84.63 | 3.39 | 24 |
| 19 | 01/09/2018 | 01:03:57 | 73.07, 155.22 | 95.37 | 01/09/2018 | 01:03:39 | 73.08, 155.22 | 95.38 | 1.30 | 18 |
| 20 | 01/09/2018 | 01:54:39 | -73.07, -37.45 | 84.64 | 01/09/2018 | 01:54:23 | -73.07, -37.45 | 84.63 | 0.38 | 16 |
| 21 | 01/09/2018 | 02:45:18 | 73.09, 129.93 | 95.38 | 01/09/2018 | 02:45:09 | 73.09, 129.83 | 95.38 | 3.44 | 9 |
| 22 | 01/09/2018 | 03:36:01 | -73.05, -62.84 | 84.67 | 01/09/2018 | 03:35:52 | -73.03, -62.74 | 84.69 | 3.79 | 9 |
| 23 | 01/09/2018 | 04:26:40 | 73.07, 104.54 | 95.35 | 01/09/2018 | 04:26:38 | 73.04, 104.55 | 95.32 | 2.72 | 2 |
| 24 | 01/09/2018 | 05:17:22 | -73.07, -88.13 | 84.66 | 01/09/2018 | 05:17:22 | -73.04, -88.13 | 84.69 | 3.74 | 0 |
| 25 | 01/09/2018 | 06:08:02 | 73.04, 79.14 | 95.31 | 01/09/2018 | 06:08:08 | 73.05, 79.16 | 95.32 | 1.04 | 6 |
| 26 | 01/09/2018 | 06:58:44 | -73.05,-113.52 | 84.69 | 01/09/2018 | 06:58:52 | -73.04,-113.52 | 84.69 | 0.22 | 8 |
| 27 | 01/09/2018 | 07:49:23 | 73.07, 53.86 | 95.33 | 01/09/2018 | 07:49:38 | 73.06, 53.77 | 95.32 | 3.08 | 15 |
| 28 | 01/09/2018 | 08:40:06 | -73.02,-138.91 | 84.72 | 01/09/2018 | 08:40:22 | -73.05,-138.90 | 84.70 | 3.48 | 16 |
| 29 | 01/09/2018 | 09:30:45 | 73.04, 28.46 | 95.29 | 01/09/2018 | 09:31:07 | 73.01, 28.49 | 95.26 | 3.17 | 22 |
| 30 | 01/09/2018 | 10:21:27 | -73.05,-164.20 | 84.71 | 01/09/2018 | 10:21:52 | -73.06,-164.29 | 84.70 | 3.36 | 25 |
| 31 | 01/09/2018 | 11:12:07 | 73.02, 3.07 | 95.26 | 01/09/2018 | 11:12:37 | 73.02, 3.10 | 95.26 | 1.09 | 30 |
| 32 | 01/09/2018 | 12:02:48 | -73.02, 170.41 | 84.74 | 01/09/2018 | 12:03:20 | -73.02, 170.42 | 84.76 | 0.81 | 32 |
| 33 | 01/09/2018 | 12:53:27 | 73.04, -22.22 | 95.28 | 01/09/2018 | 12:54:06 | 73.03, -22.29 | 95.26 | 2.82 | 39 |
| 34 | 01/09/2018 | 13:44:10 | -72.99, 145.01 | 84.78 | 01/09/2018 | 13:44:50 | -73.02, 145.04 | 84.76 | 3.18 | 40 |
| 35 | 01/09/2018 | 14:34:49 | 73.01, -47.61 | 95.24 | 01/09/2018 | 14:35:36 | 73.03, -47.68 | 95.26 | 3.15 | 47 |
| 36 | 01/09/2018 | 15:25:31 | -73.02, 119.73 | 84.76 | 01/09/2018 | 15:26:20 | -73.03, 119.65 | 84.76 | 2.80 | 49 |
| 37 | 01/09/2018 | 16:16:11 | 72.99, -73.00 | 95.21 | 01/09/2018 | 16:17:05 | 72.99, -72.96 | 95.20 | 1.40 | 54 |
| 38 | 01/09/2018 | 17:06:53 | -72.99, 94.33 | 84.80 | 01/09/2018 | 17:07:49 | -72.99, 94.36 | 84.82 | 1.39 | 56 |
| 39 | 01/09/2018 | 17:57:32 | 73.01, -98.29 | 95.22 | 01/09/2018 | 17:58:35 | 73.00, -98.35 | 95.20 | 2.68 | 63 |
| 40 | 01/09/2018 | 18:48:15 | -72.97, 68.94 | 84.83 | 01/09/2018 | 18:49:19 | -72.99, 68.97 | 84.82 | 2.97 | 64 |
| 41 | 01/09/2018 | 19:38:54 | 72.99,-123.68 | 95.19 | 01/09/2018 | 19:40:05 | 73.01,-123.74 | 95.19 | 2.57 | 71 |
| 42 | 01/09/2018 | 20:29:36 | -72.99, 43.65 | 84.82 | 01/09/2018 | 20:30:49 | -73.00, 43.59 | 84.82 | 2.25 | 73 |
| 43 | 01/09/2018 | 21:20:19 | 72.81,-149.40 | 95.02 | 01/09/2018 | 21:21:32 | 72.86,-148.81 | 95.03 | 20.11 | 73 |
| 44 | 01/09/2018 | 22:11:03 | -72.72, 17.73 | 85.07 | 01/09/2018 | 22:12:14 | -72.76, 18.73 | 85.10 | 33.20 | 71 |
| 45 | 01/09/2018 | 23:01:47 | 72.48,-175.41 | 94.72 | 01/09/2018 | 23:02:55 | 72.51,-173.47 | 94.64 | 65.15 | 68 |
| 46 | 01/09/2018 | 23:52:30 | -72.44, -8.17 | 85.33 | 01/09/2018 | 23:53:38 | -72.46, -6.04 | 85.43 | 71.50 | 68 |
Figure of METOP-A and NPP satellite orbits during SNOs since TLE Epoch: 1/1/2018
Download SNOs between METOP-A and NPP since TLE EPOCH: 01/01/2018 in txt file.
Historical Predictions of SNOs between METOP-A and NPP
NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service