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: 5/16/2021
| 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 | 21:36:09 | 76.98,-161.66 | 57.56 | 05/19/2021 | 21:35:00 | 76.99,-163.98 | 57.77 | 57.91 | 69 |
| 2 | 05/19/2021 | 22:26:53 | -76.88, 5.28 | 122.52 | 05/19/2021 | 22:25:42 | -76.88, 3.78 | 122.38 | 38.08 | 71 |
| 3 | 05/19/2021 | 23:17:37 | 76.69, 171.90 | 57.35 | 05/19/2021 | 23:16:23 | 76.68, 171.87 | 57.37 | 0.92 | 74 |
| 4 | 05/20/2021 | 00:08:19 | -76.68, -20.80 | 122.67 | 05/20/2021 | 00:07:07 | -76.66, -20.74 | 122.66 | 2.57 | 72 |
| 5 | 05/20/2021 | 00:58:59 | 76.67, 146.49 | 57.32 | 05/20/2021 | 00:57:53 | 76.68, 146.49 | 57.36 | 1.70 | 66 |
| 6 | 05/20/2021 | 01:49:41 | -76.66, -46.21 | 122.69 | 05/20/2021 | 01:48:37 | -76.66, -46.12 | 122.68 | 2.41 | 64 |
| 7 | 05/20/2021 | 02:40:20 | 76.69, 121.24 | 57.33 | 05/20/2021 | 02:39:23 | 76.68, 121.11 | 57.35 | 3.55 | 57 |
| 8 | 05/20/2021 | 03:31:02 | -76.69, -71.46 | 122.69 | 05/20/2021 | 03:30:07 | -76.66, -71.50 | 122.69 | 2.61 | 55 |
| 9 | 05/20/2021 | 04:21:42 | 76.67, 95.83 | 57.30 | 05/20/2021 | 04:20:53 | 76.69, 95.72 | 57.34 | 2.98 | 49 |
| 10 | 05/20/2021 | 05:12:24 | -76.67, -96.87 | 122.72 | 05/20/2021 | 05:11:37 | -76.67, -96.89 | 122.70 | 0.39 | 47 |
| 11 | 05/20/2021 | 06:03:04 | 76.65, 70.42 | 57.27 | 05/20/2021 | 06:02:22 | 76.64, 70.51 | 57.27 | 2.78 | 42 |
| 12 | 05/20/2021 | 06:53:46 | -76.65,-122.28 | 122.74 | 05/20/2021 | 06:53:07 | -76.67,-122.27 | 122.71 | 2.34 | 39 |
| 13 | 05/20/2021 | 07:44:26 | 76.64, 45.00 | 57.25 | 05/20/2021 | 07:43:52 | 76.65, 45.13 | 57.26 | 3.44 | 34 |
| 14 | 05/20/2021 | 08:35:07 | -76.67,-147.53 | 122.74 | 05/20/2021 | 08:34:37 | -76.67,-147.65 | 122.72 | 3.18 | 30 |
| 15 | 05/20/2021 | 09:25:47 | 76.66, 19.76 | 57.25 | 05/20/2021 | 09:25:22 | 76.65, 19.75 | 57.24 | 1.59 | 25 |
| 16 | 05/20/2021 | 10:16:29 | -76.65,-172.94 | 122.77 | 05/20/2021 | 10:16:07 | -76.67,-173.03 | 122.74 | 3.10 | 22 |
| 17 | 05/20/2021 | 11:07:09 | 76.64, -5.65 | 57.22 | 05/20/2021 | 11:06:52 | 76.65, -5.63 | 57.23 | 0.93 | 17 |
| 18 | 05/20/2021 | 11:57:51 | -76.64, 161.65 | 122.79 | 05/20/2021 | 11:57:36 | -76.63, 161.75 | 122.80 | 2.78 | 15 |
| 19 | 05/20/2021 | 12:48:31 | 76.62, -31.06 | 57.19 | 05/20/2021 | 12:48:22 | 76.65, -31.02 | 57.22 | 3.39 | 9 |
| 20 | 05/20/2021 | 13:39:12 | -76.66, 136.40 | 122.79 | 05/20/2021 | 13:39:06 | -76.63, 136.37 | 122.82 | 3.45 | 6 |
| 21 | 05/20/2021 | 14:29:52 | 76.65, -56.31 | 57.20 | 05/20/2021 | 14:29:52 | 76.65, -56.40 | 57.21 | 2.36 | 0 |
| 22 | 05/20/2021 | 15:20:34 | -76.64, 110.99 | 122.82 | 05/20/2021 | 15:20:36 | -76.63, 110.99 | 122.83 | 1.02 | 2 |
| 23 | 05/20/2021 | 16:11:14 | 76.63, -81.72 | 57.17 | 05/20/2021 | 16:11:22 | 76.66, -81.78 | 57.20 | 3.24 | 8 |
| 24 | 05/20/2021 | 17:01:56 | -76.62, 85.58 | 122.84 | 05/20/2021 | 17:02:06 | -76.64, 85.61 | 122.84 | 1.49 | 10 |
| 25 | 05/20/2021 | 17:52:36 | 76.61,-107.13 | 57.14 | 05/20/2021 | 17:52:51 | 76.61,-106.99 | 57.13 | 3.58 | 15 |
| 26 | 05/20/2021 | 18:43:17 | -76.65, 60.34 | 122.84 | 05/20/2021 | 18:43:36 | -76.64, 60.23 | 122.85 | 3.16 | 19 |
| 27 | 05/20/2021 | 19:33:57 | 76.64,-132.38 | 57.15 | 05/20/2021 | 19:34:21 | 76.62,-132.38 | 57.12 | 2.46 | 24 |
| 28 | 05/20/2021 | 20:24:39 | -76.63, 34.93 | 122.87 | 05/20/2021 | 20:25:06 | -76.64, 34.84 | 122.86 | 2.31 | 27 |
| 29 | 05/20/2021 | 21:15:19 | 76.62,-157.79 | 57.12 | 05/20/2021 | 21:15:51 | 76.62,-157.76 | 57.11 | 0.79 | 32 |
| 30 | 05/20/2021 | 22:06:01 | -76.61, 9.51 | 122.89 | 05/20/2021 | 22:06:35 | -76.60, 9.63 | 122.93 | 3.42 | 34 |
| 31 | 05/20/2021 | 22:56:41 | 76.60, 176.80 | 57.09 | 05/20/2021 | 22:57:21 | 76.62, 176.86 | 57.10 | 2.75 | 40 |
| 32 | 05/20/2021 | 23:47:23 | -76.59, -15.90 | 122.92 | 05/20/2021 | 23:48:05 | -76.60, -15.75 | 122.94 | 3.80 | 42 |
| 33 | 05/21/2021 | 00:38:02 | 76.63, 151.55 | 57.10 | 05/21/2021 | 00:38:51 | 76.62, 151.48 | 57.08 | 2.03 | 49 |
| 34 | 05/21/2021 | 01:28:44 | -76.62, -41.14 | 122.92 | 05/21/2021 | 01:29:35 | -76.60, -41.13 | 122.95 | 2.02 | 51 |
| 35 | 05/21/2021 | 02:19:24 | 76.61, 126.14 | 57.07 | 05/21/2021 | 02:20:21 | 76.62, 126.09 | 57.07 | 2.32 | 57 |
| 36 | 05/21/2021 | 03:10:06 | -76.60, -66.55 | 122.94 | 05/21/2021 | 03:11:05 | -76.60, -66.52 | 122.96 | 1.02 | 59 |
| 37 | 05/21/2021 | 04:00:46 | 76.59, 100.73 | 57.04 | 05/21/2021 | 04:01:50 | 76.58, 100.88 | 57.01 | 3.92 | 64 |
| 38 | 05/21/2021 | 04:51:28 | -76.58, -91.96 | 122.97 | 05/21/2021 | 04:52:35 | -76.61, -91.90 | 122.98 | 3.18 | 67 |
| 39 | 05/21/2021 | 05:42:07 | 76.61, 75.48 | 57.05 | 05/21/2021 | 05:43:20 | 76.58, 75.50 | 56.99 | 3.36 | 73 |
| 40 | 05/21/2021 | 06:32:51 | -76.52,-117.54 | 123.03 | 05/21/2021 | 06:34:04 | -76.56,-117.11 | 123.04 | 12.17 | 73 |
| 41 | 05/21/2021 | 07:23:35 | 76.27, 48.94 | 56.81 | 05/21/2021 | 07:24:43 | 76.32, 51.11 | 56.65 | 57.39 | 68 |
| 42 | 05/21/2021 | 08:14:19 | -76.18,-144.06 | 123.26 | 05/21/2021 | 08:15:26 | -76.25,-141.34 | 123.44 | 72.46 | 67 |
Figure of METOP-A and NPP satellite orbits during SNOs since TLE Epoch: 5/16/2021
Download SNOs between METOP-A and NPP since TLE EPOCH: 05/16/2021 in txt file.
Historial Predications of SNOs between METOP-A and NPP