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: 12/20/2019
| 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 | 12/21/2019 | 15:46:56 | 75.54, -67.90 | 99.12 | 12/21/2019 | 15:45:51 | 75.53, -71.49 | 99.31 | 99.82 | 65 |
| 2 | 12/21/2019 | 16:37:40 | -75.43, 99.12 | 80.97 | 12/21/2019 | 16:36:33 | -75.43, 96.14 | 80.81 | 83.38 | 67 |
| 3 | 12/21/2019 | 17:28:24 | 75.23, -94.14 | 98.86 | 12/21/2019 | 17:27:14 | 75.20, -95.88 | 98.94 | 49.45 | 70 |
| 4 | 12/21/2019 | 18:19:08 | -75.13, 72.89 | 81.23 | 12/21/2019 | 18:17:56 | -75.10, 71.73 | 81.18 | 33.26 | 72 |
| 5 | 12/21/2019 | 19:09:52 | 74.92,-120.35 | 98.60 | 12/21/2019 | 19:08:38 | 74.93,-120.45 | 98.62 | 2.83 | 74 |
| 6 | 12/21/2019 | 20:00:34 | -74.92, 46.96 | 81.41 | 12/21/2019 | 19:59:22 | -74.92, 46.88 | 81.39 | 2.27 | 72 |
| 7 | 12/21/2019 | 20:51:14 | 74.90,-145.75 | 98.58 | 12/21/2019 | 20:50:07 | 74.88,-145.71 | 98.58 | 2.28 | 67 |
| 8 | 12/21/2019 | 21:41:56 | -74.90, 21.57 | 81.43 | 12/21/2019 | 21:40:51 | -74.88, 21.62 | 81.43 | 2.62 | 65 |
| 9 | 12/21/2019 | 22:32:36 | 74.88,-171.14 | 98.57 | 12/21/2019 | 22:31:37 | 74.89,-171.10 | 98.59 | 1.44 | 59 |
| 10 | 12/21/2019 | 23:23:18 | -74.88, -3.83 | 81.44 | 12/21/2019 | 23:22:21 | -74.89, -3.77 | 81.42 | 1.83 | 57 |
| 11 | 12/22/2019 | 00:13:57 | 74.91, 163.60 | 98.59 | 12/22/2019 | 00:13:07 | 74.90, 163.50 | 98.60 | 3.17 | 50 |
| 12 | 12/22/2019 | 01:04:39 | -74.91, -29.09 | 81.42 | 12/22/2019 | 01:03:51 | -74.89, -29.17 | 81.42 | 2.75 | 48 |
| 13 | 12/22/2019 | 01:55:19 | 74.89, 138.20 | 98.58 | 12/22/2019 | 01:54:37 | 74.91, 138.11 | 98.60 | 3.15 | 42 |
| 14 | 12/22/2019 | 02:46:01 | -74.89, -54.48 | 81.43 | 12/22/2019 | 02:45:21 | -74.90, -54.56 | 81.41 | 2.61 | 40 |
| 15 | 12/22/2019 | 03:36:41 | 74.87, 112.81 | 98.56 | 12/22/2019 | 03:36:06 | 74.87, 112.85 | 98.56 | 1.46 | 35 |
| 16 | 12/22/2019 | 04:27:23 | -74.87, -79.88 | 81.45 | 12/22/2019 | 04:26:50 | -74.86, -79.82 | 81.45 | 1.95 | 33 |
| 17 | 12/22/2019 | 05:18:03 | 74.85, 87.42 | 98.55 | 12/22/2019 | 05:17:36 | 74.87, 87.45 | 98.57 | 2.26 | 27 |
| 18 | 12/22/2019 | 06:08:45 | -74.85,-105.27 | 81.46 | 12/22/2019 | 06:08:20 | -74.87,-105.21 | 81.44 | 2.41 | 25 |
| 19 | 12/22/2019 | 06:59:24 | 74.88, 62.16 | 98.57 | 12/22/2019 | 06:59:06 | 74.88, 62.06 | 98.58 | 2.83 | 18 |
| 20 | 12/22/2019 | 07:50:06 | -74.88,-130.53 | 81.44 | 12/22/2019 | 07:49:50 | -74.87,-130.61 | 81.44 | 2.36 | 16 |
| 21 | 12/22/2019 | 08:40:46 | 74.86, 36.76 | 98.56 | 12/22/2019 | 08:40:35 | 74.84, 36.80 | 98.53 | 3.07 | 11 |
| 22 | 12/22/2019 | 09:31:28 | -74.86,-155.92 | 81.45 | 12/22/2019 | 09:31:20 | -74.88,-156.00 | 81.43 | 3.22 | 8 |
| 23 | 12/22/2019 | 10:22:08 | 74.84, 11.37 | 98.54 | 12/22/2019 | 10:22:05 | 74.85, 11.41 | 98.54 | 1.07 | 3 |
| 24 | 12/22/2019 | 11:12:50 | -74.84, 178.68 | 81.47 | 12/22/2019 | 11:12:49 | -74.84, 178.74 | 81.47 | 1.58 | 1 |
| 25 | 12/22/2019 | 12:03:30 | 74.83, -14.02 | 98.52 | 12/22/2019 | 12:03:35 | 74.85, -13.99 | 98.55 | 3.21 | 5 |
| 26 | 12/22/2019 | 12:54:12 | -74.82, 153.29 | 81.48 | 12/22/2019 | 12:54:19 | -74.85, 153.34 | 81.46 | 3.17 | 7 |
| 27 | 12/22/2019 | 13:44:51 | 74.85, -39.29 | 98.55 | 12/22/2019 | 13:45:05 | 74.86, -39.38 | 98.56 | 2.87 | 14 |
| 28 | 12/22/2019 | 14:35:33 | -74.85, 128.03 | 81.46 | 12/22/2019 | 14:35:49 | -74.85, 127.95 | 81.46 | 2.32 | 16 |
| 29 | 12/22/2019 | 15:26:13 | 74.84, -64.68 | 98.53 | 12/22/2019 | 15:26:34 | 74.82, -64.64 | 98.51 | 2.11 | 21 |
| 30 | 12/22/2019 | 16:16:55 | -74.83, 102.64 | 81.48 | 12/22/2019 | 16:17:18 | -74.81, 102.69 | 81.50 | 2.62 | 23 |
| 31 | 12/22/2019 | 17:07:35 | 74.82, -90.07 | 98.52 | 12/22/2019 | 17:08:04 | 74.83, -90.04 | 98.52 | 1.53 | 29 |
| 32 | 12/22/2019 | 17:58:17 | -74.81, 77.24 | 81.49 | 12/22/2019 | 17:58:48 | -74.82, 77.29 | 81.49 | 1.72 | 31 |
| 33 | 12/22/2019 | 18:48:56 | 74.85,-115.34 | 98.54 | 12/22/2019 | 18:49:34 | 74.83,-115.43 | 98.53 | 3.12 | 38 |
| 34 | 12/22/2019 | 19:39:38 | -74.84, 51.98 | 81.47 | 12/22/2019 | 19:40:18 | -74.83, 51.90 | 81.49 | 2.86 | 40 |
| 35 | 12/22/2019 | 20:30:18 | 74.83,-140.73 | 98.53 | 12/22/2019 | 20:31:04 | 74.84,-140.83 | 98.53 | 3.28 | 46 |
| 36 | 12/22/2019 | 21:21:00 | -74.82, 26.59 | 81.48 | 12/22/2019 | 21:21:48 | -74.83, 26.51 | 81.48 | 2.67 | 48 |
| 37 | 12/22/2019 | 22:11:40 | 74.81,-166.12 | 98.51 | 12/22/2019 | 22:12:33 | 74.80,-166.09 | 98.49 | 1.28 | 53 |
| 38 | 12/22/2019 | 23:02:22 | -74.80, 1.19 | 81.50 | 12/22/2019 | 23:03:17 | -74.79, 1.25 | 81.52 | 1.88 | 55 |
| 39 | 12/22/2019 | 23:53:02 | 74.79, 168.48 | 98.49 | 12/22/2019 | 23:54:03 | 74.81, 168.52 | 98.50 | 2.40 | 61 |
| 40 | 12/23/2019 | 00:43:44 | -74.78, -24.20 | 81.51 | 12/23/2019 | 00:44:47 | -74.80, -24.15 | 81.52 | 2.29 | 63 |
| 41 | 12/23/2019 | 01:34:23 | 74.82, 143.22 | 98.52 | 12/23/2019 | 01:35:33 | 74.81, 143.12 | 98.50 | 2.88 | 70 |
| 42 | 12/23/2019 | 02:25:05 | -74.81, -49.46 | 81.49 | 12/23/2019 | 02:26:17 | -74.81, -49.54 | 81.51 | 2.49 | 72 |
| 43 | 12/23/2019 | 03:15:48 | 74.65, 117.44 | 98.38 | 12/23/2019 | 03:17:00 | 74.68, 118.13 | 98.35 | 20.45 | 72 |
| 44 | 12/23/2019 | 04:06:31 | -74.60, -75.37 | 81.67 | 12/23/2019 | 04:07:43 | -74.62, -74.41 | 81.72 | 28.40 | 72 |
| 45 | 12/23/2019 | 04:57:15 | 74.34, 91.29 | 98.12 | 12/23/2019 | 04:58:23 | 74.39, 93.51 | 98.03 | 66.80 | 68 |
| 46 | 12/23/2019 | 05:47:58 | -74.29,-101.51 | 81.93 | 12/23/2019 | 05:49:05 | -74.29, -98.91 | 82.09 | 78.24 | 67 |
Figure of METOP-A and NPP satellite orbits during SNOs since TLE Epoch: 12/20/2019
Download SNOs between METOP-A and NPP since TLE EPOCH: 12/20/2019 in txt file.
Historical Predictions of SNOs between METOP-A and NPP
NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service