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: 5/14/2021
| 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 | 05/19/2021 | 20:45:25 | -77.19, 31.86 | 122.29 | 05/19/2021 | 20:44:20 | -77.19, 27.84 | 121.96 | 99.15 | 65 |
| 2 | 05/19/2021 | 21:36:09 | 77.00,-161.57 | 57.57 | 05/19/2021 | 21:35:00 | 76.96,-163.87 | 57.74 | 57.76 | 69 |
| 3 | 05/19/2021 | 22:26:54 | -76.86, 5.22 | 122.53 | 05/19/2021 | 22:25:42 | -76.85, 3.89 | 122.41 | 33.54 | 72 |
| 4 | 05/19/2021 | 23:17:38 | 76.66, 171.82 | 57.34 | 05/19/2021 | 23:16:24 | 76.70, 171.80 | 57.39 | 3.63 | 74 |
| 5 | 05/20/2021 | 00:08:20 | -76.66, -20.87 | 122.68 | 05/20/2021 | 00:07:08 | -76.68, -20.80 | 122.65 | 2.45 | 72 |
| 6 | 05/20/2021 | 00:58:59 | 76.69, 146.58 | 57.34 | 05/20/2021 | 00:57:54 | 76.70, 146.42 | 57.38 | 4.05 | 65 |
| 7 | 05/20/2021 | 01:49:41 | -76.69, -46.11 | 122.68 | 05/20/2021 | 01:48:38 | -76.68, -46.18 | 122.66 | 2.00 | 63 |
| 8 | 05/20/2021 | 02:40:20 | 76.67, 121.16 | 57.31 | 05/20/2021 | 02:39:22 | 76.66, 121.21 | 57.31 | 2.08 | 58 |
| 9 | 05/20/2021 | 03:31:02 | -76.67, -71.52 | 122.70 | 05/20/2021 | 03:30:07 | -76.68, -71.56 | 122.67 | 1.55 | 55 |
| 10 | 05/20/2021 | 04:21:42 | 76.65, 95.75 | 57.29 | 05/20/2021 | 04:20:52 | 76.66, 95.83 | 57.30 | 2.07 | 50 |
| 11 | 05/20/2021 | 05:12:24 | -76.65, -96.94 | 122.73 | 05/20/2021 | 05:11:37 | -76.68, -96.94 | 122.68 | 3.58 | 47 |
| 12 | 05/20/2021 | 06:03:03 | 76.68, 70.51 | 57.29 | 05/20/2021 | 06:02:22 | 76.66, 70.45 | 57.29 | 2.57 | 41 |
| 13 | 05/20/2021 | 06:53:45 | -76.68,-122.18 | 122.73 | 05/20/2021 | 06:53:07 | -76.68,-122.33 | 122.69 | 3.78 | 38 |
| 14 | 05/20/2021 | 07:44:25 | 76.66, 45.10 | 57.26 | 05/20/2021 | 07:43:52 | 76.66, 45.06 | 57.28 | 0.86 | 33 |
| 15 | 05/20/2021 | 08:35:07 | -76.66,-147.59 | 122.75 | 05/20/2021 | 08:34:36 | -76.64,-147.54 | 122.76 | 2.26 | 31 |
| 16 | 05/20/2021 | 09:25:47 | 76.64, 19.68 | 57.23 | 05/20/2021 | 09:25:22 | 76.66, 19.68 | 57.27 | 2.67 | 25 |
| 17 | 05/20/2021 | 10:16:29 | -76.64,-173.00 | 122.78 | 05/20/2021 | 10:16:06 | -76.64,-172.92 | 122.77 | 2.28 | 23 |
| 18 | 05/20/2021 | 11:07:08 | 76.67, -5.56 | 57.24 | 05/20/2021 | 11:06:52 | 76.67, -5.70 | 57.25 | 3.56 | 16 |
| 19 | 05/20/2021 | 11:57:50 | -76.66, 161.75 | 122.78 | 05/20/2021 | 11:57:36 | -76.64, 161.70 | 122.79 | 2.49 | 14 |
| 20 | 05/20/2021 | 12:48:30 | 76.65, -30.97 | 57.21 | 05/20/2021 | 12:48:21 | 76.62, -30.91 | 57.19 | 3.07 | 9 |
| 21 | 05/20/2021 | 13:39:12 | -76.64, 136.34 | 122.80 | 05/20/2021 | 13:39:06 | -76.65, 136.32 | 122.80 | 0.60 | 6 |
| 22 | 05/20/2021 | 14:29:52 | 76.63, -56.38 | 57.18 | 05/20/2021 | 14:29:51 | 76.63, -56.29 | 57.17 | 2.36 | 1 |
| 23 | 05/20/2021 | 15:20:34 | -76.63, 110.93 | 122.83 | 05/20/2021 | 15:20:36 | -76.65, 110.94 | 122.81 | 2.56 | 2 |
| 24 | 05/20/2021 | 16:11:13 | 76.65, -81.63 | 57.19 | 05/20/2021 | 16:11:21 | 76.63, -81.68 | 57.16 | 3.20 | 8 |
| 25 | 05/20/2021 | 17:01:55 | -76.65, 85.68 | 122.83 | 05/20/2021 | 17:02:06 | -76.65, 85.55 | 122.82 | 3.32 | 11 |
| 26 | 05/20/2021 | 17:52:35 | 76.64,-107.04 | 57.16 | 05/20/2021 | 17:52:51 | 76.63,-107.06 | 57.15 | 0.74 | 16 |
| 27 | 05/20/2021 | 18:43:17 | -76.63, 60.27 | 122.85 | 05/20/2021 | 18:43:35 | -76.61, 60.34 | 122.89 | 3.30 | 18 |
| 28 | 05/20/2021 | 19:33:57 | 76.62,-132.45 | 57.13 | 05/20/2021 | 19:34:21 | 76.63,-132.44 | 57.14 | 1.78 | 24 |
| 29 | 05/20/2021 | 20:24:39 | -76.61, 34.86 | 122.88 | 05/20/2021 | 20:25:05 | -76.61, 34.96 | 122.90 | 2.58 | 26 |
| 30 | 05/20/2021 | 21:15:18 | 76.64,-157.70 | 57.14 | 05/20/2021 | 21:15:51 | 76.63,-157.82 | 57.13 | 3.32 | 33 |
| 31 | 05/20/2021 | 22:06:00 | -76.64, 9.61 | 122.88 | 05/20/2021 | 22:06:35 | -76.61, 9.58 | 122.91 | 3.28 | 35 |
| 32 | 05/20/2021 | 22:56:40 | 76.62, 176.89 | 57.11 | 05/20/2021 | 22:57:21 | 76.64, 176.79 | 57.12 | 2.81 | 41 |
| 33 | 05/20/2021 | 23:47:22 | -76.62, -15.80 | 122.90 | 05/20/2021 | 23:48:05 | -76.61, -15.80 | 122.92 | 0.83 | 43 |
| 34 | 05/21/2021 | 00:38:02 | 76.60, 151.48 | 57.08 | 05/21/2021 | 00:38:50 | 76.59, 151.58 | 57.05 | 2.95 | 48 |
| 35 | 05/21/2021 | 01:28:44 | -76.60, -41.21 | 122.93 | 05/21/2021 | 01:29:35 | -76.62, -41.19 | 122.94 | 1.63 | 51 |
| 36 | 05/21/2021 | 02:19:24 | 76.58, 126.07 | 57.06 | 05/21/2021 | 02:20:20 | 76.60, 126.20 | 57.04 | 3.64 | 56 |
| 37 | 05/21/2021 | 03:10:05 | -76.63, -66.45 | 122.93 | 05/21/2021 | 03:11:05 | -76.62, -66.57 | 122.95 | 3.19 | 60 |
| 38 | 05/21/2021 | 04:00:45 | 76.61, 100.82 | 57.06 | 05/21/2021 | 04:01:50 | 76.60, 100.82 | 57.03 | 1.53 | 65 |
| 39 | 05/21/2021 | 04:51:27 | -76.61, -91.86 | 122.95 | 05/21/2021 | 04:52:35 | -76.62, -91.95 | 122.96 | 2.51 | 68 |
| 40 | 05/21/2021 | 05:42:07 | 76.59, 75.41 | 57.03 | 05/21/2021 | 05:43:20 | 76.60, 75.44 | 57.01 | 1.08 | 73 |
| 41 | 05/21/2021 | 06:32:50 | -76.54,-117.44 | 123.01 | 05/21/2021 | 06:34:04 | -76.58,-117.16 | 123.03 | 7.98 | 74 |
| 42 | 05/21/2021 | 07:23:35 | 76.30, 49.03 | 56.83 | 05/21/2021 | 07:24:44 | 76.33, 51.05 | 56.67 | 53.41 | 69 |
| 43 | 05/21/2021 | 08:14:19 | -76.20,-143.96 | 123.24 | 05/21/2021 | 08:15:26 | -76.22,-141.23 | 123.48 | 72.47 | 67 |
Figure of METOP-A and NPP satellite orbits during SNOs since TLE Epoch: 5/14/2021
Download SNOs between METOP-A and NPP since TLE EPOCH: 05/14/2021 in txt file.
Historial Predications of SNOs between METOP-A and NPP