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: 5/20/2020
| 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 | 05/24/2020 | 08:54:39 | 75.90, 33.32 | 55.31 | 05/24/2020 | 08:53:32 | 75.90, 30.31 | 55.53 | 81.43 | 67 |
| 2 | 05/24/2020 | 09:45:23 | -75.80,-159.67 | 124.78 | 05/24/2020 | 09:44:14 | -75.80,-162.02 | 124.61 | 63.95 | 69 |
| 3 | 05/24/2020 | 10:36:07 | 75.60, 7.03 | 55.06 | 05/24/2020 | 10:34:55 | 75.58, 5.98 | 55.13 | 29.12 | 72 |
| 4 | 05/24/2020 | 11:26:51 | -75.50, 174.05 | 125.03 | 05/24/2020 | 11:25:37 | -75.48, 173.63 | 125.00 | 12.09 | 74 |
| 5 | 05/24/2020 | 12:17:33 | 75.39, -18.94 | 54.88 | 05/24/2020 | 12:16:21 | 75.40, -18.83 | 54.91 | 3.53 | 72 |
| 6 | 05/24/2020 | 13:08:14 | -75.43, 148.51 | 125.10 | 05/24/2020 | 13:07:06 | -75.44, 148.38 | 125.07 | 3.54 | 68 |
| 7 | 05/24/2020 | 13:58:54 | 75.42, -44.20 | 54.89 | 05/24/2020 | 13:57:51 | 75.41, -44.22 | 54.90 | 1.19 | 63 |
| 8 | 05/24/2020 | 14:49:36 | -75.41, 123.11 | 125.12 | 05/24/2020 | 14:48:35 | -75.39, 123.14 | 125.13 | 2.28 | 61 |
| 9 | 05/24/2020 | 15:40:16 | 75.40, -69.61 | 54.86 | 05/24/2020 | 15:39:21 | 75.41, -69.61 | 54.89 | 1.74 | 55 |
| 10 | 05/24/2020 | 16:30:58 | -75.39, 97.71 | 125.15 | 05/24/2020 | 16:30:05 | -75.40, 97.75 | 125.13 | 1.26 | 53 |
| 11 | 05/24/2020 | 17:21:37 | 75.42, -94.86 | 54.87 | 05/24/2020 | 17:20:51 | 75.42, -95.00 | 54.89 | 3.88 | 46 |
| 12 | 05/24/2020 | 18:12:19 | -75.42, 72.45 | 125.14 | 05/24/2020 | 18:11:35 | -75.40, 72.36 | 125.14 | 3.16 | 44 |
| 13 | 05/24/2020 | 19:02:59 | 75.40,-120.27 | 54.84 | 05/24/2020 | 19:02:20 | 75.38,-120.25 | 54.83 | 3.18 | 39 |
| 14 | 05/24/2020 | 19:53:41 | -75.40, 47.05 | 125.17 | 05/24/2020 | 19:53:05 | -75.41, 46.97 | 125.15 | 2.54 | 36 |
| 15 | 05/24/2020 | 20:44:21 | 75.38,-145.67 | 54.81 | 05/24/2020 | 20:43:50 | 75.38,-145.64 | 54.82 | 0.86 | 31 |
| 16 | 05/24/2020 | 21:35:03 | -75.38, 21.65 | 125.20 | 05/24/2020 | 21:34:34 | -75.37, 21.72 | 125.21 | 2.42 | 29 |
| 17 | 05/24/2020 | 22:25:43 | 75.36,-171.07 | 54.79 | 05/24/2020 | 22:25:20 | 75.39,-171.03 | 54.81 | 2.79 | 23 |
| 18 | 05/24/2020 | 23:16:25 | -75.36, -3.75 | 125.23 | 05/24/2020 | 23:16:04 | -75.37, -3.67 | 125.21 | 2.69 | 21 |
| 19 | 05/25/2020 | 00:07:04 | 75.39, 163.67 | 54.80 | 05/25/2020 | 00:06:50 | 75.39, 163.58 | 54.81 | 2.58 | 14 |
| 20 | 05/25/2020 | 00:57:46 | -75.39, -29.01 | 125.22 | 05/25/2020 | 00:57:34 | -75.38, -29.06 | 125.22 | 1.73 | 12 |
| 21 | 05/25/2020 | 01:48:26 | 75.37, 138.27 | 54.77 | 05/25/2020 | 01:48:19 | 75.35, 138.33 | 54.75 | 2.89 | 7 |
| 22 | 05/25/2020 | 02:39:08 | -75.37, -54.41 | 125.25 | 05/25/2020 | 02:39:04 | -75.38, -54.45 | 125.23 | 2.12 | 4 |
| 23 | 05/25/2020 | 03:29:48 | 75.35, 112.87 | 54.74 | 05/25/2020 | 03:29:49 | 75.36, 112.94 | 54.74 | 2.09 | 1 |
| 24 | 05/25/2020 | 04:20:30 | -75.35, -79.81 | 125.27 | 05/25/2020 | 04:20:33 | -75.34, -79.70 | 125.29 | 3.24 | 3 |
| 25 | 05/25/2020 | 05:11:09 | 75.38, 87.61 | 54.75 | 05/25/2020 | 05:11:19 | 75.36, 87.55 | 54.73 | 2.54 | 10 |
| 26 | 05/25/2020 | 06:01:51 | -75.37,-105.07 | 125.26 | 05/25/2020 | 06:02:03 | -75.35,-105.09 | 125.29 | 3.12 | 12 |
| 27 | 05/25/2020 | 06:52:31 | 75.36, 62.21 | 54.72 | 05/25/2020 | 06:52:49 | 75.37, 62.16 | 54.73 | 1.65 | 18 |
| 28 | 05/25/2020 | 07:43:13 | -75.35,-130.47 | 125.29 | 05/25/2020 | 07:43:33 | -75.35,-130.48 | 125.30 | 0.32 | 20 |
| 29 | 05/25/2020 | 08:33:53 | 75.34, 36.81 | 54.69 | 05/25/2020 | 08:34:18 | 75.32, 36.91 | 54.67 | 3.29 | 25 |
| 30 | 05/25/2020 | 09:24:35 | -75.33,-155.87 | 125.32 | 05/25/2020 | 09:25:03 | -75.36,-155.87 | 125.31 | 2.58 | 28 |
| 31 | 05/25/2020 | 10:15:15 | 75.32, 11.41 | 54.67 | 05/25/2020 | 10:15:48 | 75.33, 11.52 | 54.66 | 3.50 | 33 |
| 32 | 05/25/2020 | 11:05:56 | -75.36, 178.87 | 125.31 | 05/25/2020 | 11:06:33 | -75.36, 178.74 | 125.31 | 3.58 | 37 |
| 33 | 05/25/2020 | 11:56:36 | 75.35, -13.85 | 54.68 | 05/25/2020 | 11:57:18 | 75.34, -13.87 | 54.65 | 1.18 | 42 |
| 34 | 05/25/2020 | 12:47:18 | -75.34, 153.47 | 125.34 | 05/25/2020 | 12:48:02 | -75.32, 153.49 | 125.37 | 2.41 | 44 |
| 35 | 05/25/2020 | 13:37:58 | 75.32, -39.25 | 54.65 | 05/25/2020 | 13:38:48 | 75.34, -39.26 | 54.65 | 1.77 | 50 |
| 36 | 05/25/2020 | 14:28:40 | -75.32, 128.07 | 125.36 | 05/25/2020 | 14:29:32 | -75.33, 128.10 | 125.38 | 1.11 | 52 |
| 37 | 05/25/2020 | 15:19:19 | 75.35, -64.51 | 54.66 | 05/25/2020 | 15:20:18 | 75.35, -64.65 | 54.64 | 3.90 | 59 |
| 38 | 05/25/2020 | 16:10:01 | -75.35, 102.80 | 125.36 | 05/25/2020 | 16:11:02 | -75.33, 102.71 | 125.38 | 3.31 | 61 |
| 39 | 05/25/2020 | 17:00:41 | 75.33, -89.91 | 54.63 | 05/25/2020 | 17:01:47 | 75.30, -89.90 | 54.58 | 3.15 | 66 |
| 40 | 05/25/2020 | 17:51:23 | -75.33, 77.40 | 125.38 | 05/25/2020 | 17:52:32 | -75.34, 77.32 | 125.39 | 2.56 | 69 |
| 41 | 05/25/2020 | 18:42:03 | 75.31,-115.31 | 54.60 | 05/25/2020 | 18:43:17 | 75.31,-115.29 | 54.58 | 0.79 | 74 |
| 42 | 05/25/2020 | 19:32:47 | -75.21, 51.73 | 125.48 | 05/25/2020 | 19:34:00 | -75.25, 52.21 | 125.51 | 14.26 | 73 |
| 43 | 05/25/2020 | 20:23:32 | 74.95,-141.67 | 54.32 | 05/25/2020 | 20:24:41 | 75.03,-139.84 | 54.24 | 53.38 | 69 |
| 44 | 05/25/2020 | 21:14:15 | -74.90, 25.52 | 125.73 | 05/25/2020 | 21:15:23 | -74.92, 27.79 | 125.90 | 65.59 | 68 |
Figure of METOP-A and NPP satellite orbits during SNOs since TLE Epoch: 5/20/2020
Download SNOs between METOP-A and NPP since TLE EPOCH: 05/20/2020 in txt file.
Historical Predictions of SNOs between METOP-A and NPP
NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service