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: 9/14/2017
| 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 | 09/28/2017 | 04:09:20 | -73.72, -69.17 | 104.24 | 09/28/2017 | 04:08:13 | -73.72, -72.25 | 104.14 | 96.05 | 67 |
| 2 | 09/28/2017 | 05:00:04 | 73.51, 97.68 | 75.58 | 09/28/2017 | 04:58:55 | 73.53, 95.51 | 75.67 | 68.30 | 69 |
| 3 | 09/28/2017 | 05:50:47 | -73.45, -95.13 | 104.47 | 09/28/2017 | 05:49:37 | -73.42, -96.94 | 104.43 | 57.28 | 70 |
| 4 | 09/28/2017 | 06:41:31 | 73.23, 71.72 | 75.34 | 09/28/2017 | 06:40:19 | 73.23, 70.81 | 75.38 | 29.27 | 72 |
| 5 | 09/28/2017 | 07:32:15 | -73.12,-121.19 | 104.75 | 09/28/2017 | 07:31:01 | -73.13,-121.65 | 104.72 | 14.87 | 74 |
| 6 | 09/28/2017 | 08:22:57 | 73.01, 45.89 | 75.16 | 09/28/2017 | 08:21:45 | 73.03, 45.87 | 75.19 | 2.78 | 72 |
| 7 | 09/28/2017 | 09:13:39 | -73.00,-146.80 | 104.84 | 09/28/2017 | 09:12:29 | -73.03,-146.82 | 104.80 | 3.52 | 70 |
| 8 | 09/28/2017 | 10:04:19 | 72.98, 20.50 | 75.16 | 09/28/2017 | 10:03:14 | 72.98, 20.59 | 75.17 | 3.06 | 65 |
| 9 | 09/28/2017 | 10:55:01 | -72.97,-172.19 | 104.83 | 09/28/2017 | 10:53:58 | -72.98,-172.09 | 104.82 | 3.45 | 63 |
| 10 | 09/28/2017 | 11:45:40 | 73.01, -4.78 | 75.22 | 09/28/2017 | 11:44:44 | 72.99, -4.79 | 75.20 | 2.45 | 56 |
| 11 | 09/28/2017 | 12:36:22 | -73.00, 162.53 | 104.78 | 09/28/2017 | 12:35:28 | -72.99, 162.53 | 104.79 | 1.63 | 54 |
| 12 | 09/28/2017 | 13:27:02 | 72.98, -30.18 | 75.22 | 09/28/2017 | 13:26:14 | 72.99, -30.17 | 75.23 | 0.66 | 48 |
| 13 | 09/28/2017 | 14:17:44 | -72.98, 137.13 | 104.78 | 09/28/2017 | 14:16:58 | -72.99, 137.15 | 104.76 | 1.52 | 46 |
| 14 | 09/28/2017 | 15:08:23 | 73.01, -55.46 | 75.27 | 09/28/2017 | 15:07:44 | 72.99, -55.55 | 75.26 | 3.53 | 39 |
| 15 | 09/28/2017 | 15:59:05 | -73.00, 111.85 | 104.73 | 09/28/2017 | 15:58:28 | -72.99, 111.77 | 104.73 | 2.88 | 37 |
| 16 | 09/28/2017 | 16:49:45 | 72.99, -80.85 | 75.28 | 09/28/2017 | 16:49:14 | 73.00, -80.93 | 75.29 | 2.84 | 31 |
| 17 | 09/28/2017 | 17:40:27 | -72.98, 86.46 | 104.72 | 09/28/2017 | 17:39:58 | -73.00, 86.39 | 104.70 | 3.02 | 29 |
| 18 | 09/28/2017 | 18:31:07 | 72.96,-106.24 | 75.28 | 09/28/2017 | 18:30:43 | 72.95,-106.20 | 75.27 | 1.89 | 24 |
| 19 | 09/28/2017 | 19:21:49 | -72.95, 61.07 | 104.72 | 09/28/2017 | 19:21:27 | -72.95, 61.11 | 104.72 | 1.63 | 22 |
| 20 | 09/28/2017 | 20:12:29 | 72.94,-131.63 | 75.29 | 09/28/2017 | 20:12:13 | 72.95,-131.59 | 75.30 | 2.28 | 16 |
| 21 | 09/28/2017 | 21:03:11 | -72.93, 35.68 | 104.71 | 09/28/2017 | 21:02:57 | -72.95, 35.73 | 104.69 | 3.06 | 14 |
| 22 | 09/28/2017 | 21:53:50 | 72.96,-156.92 | 75.34 | 09/28/2017 | 21:53:43 | 72.96,-156.97 | 75.33 | 1.83 | 7 |
Figure of METOP-A and NPP satellite orbits during SNOs since TLE Epoch: 9/14/2017
Download SNOs between METOP-A and NPP since TLE EPOCH: 09/14/2017 in txt file.
Historical Predictions of SNOs between METOP-A and NPP
NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service