Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-20 and METOP-A Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 7/30/2021
| Index | Date (NOAA-20) | Time (NOAA-20) | Lat,Lon (NOAA-20) | SZA (NOAA-20 ) | Date (METOP-A) | Time (METOP-A) | Lat,Lon (METOP-A) | SZA (METOP-A ) | Distance(km) | Time Diff (sec) |
| 1 | 08/04/2021 | 09:52:00 | 77.46, 9.84 | 61.42 | 08/04/2021 | 09:53:04 | 77.40, 13.81 | 61.00 | 96.39 | 64 |
| 2 | 08/04/2021 | 10:42:41 | -77.31, 177.79 | 118.76 | 08/04/2021 | 10:43:48 | -77.29,-179.33 | 119.06 | 70.49 | 67 |
| 3 | 08/04/2021 | 11:33:22 | 77.12, -14.06 | 60.99 | 08/04/2021 | 11:34:33 | 77.07, -12.88 | 60.82 | 29.58 | 71 |
| 4 | 08/04/2021 | 12:24:03 | -76.97, 153.86 | 119.19 | 08/04/2021 | 12:25:17 | -76.96, 154.00 | 119.24 | 3.96 | 74 |
| 5 | 08/04/2021 | 13:14:48 | 76.95, -38.73 | 60.79 | 08/04/2021 | 13:15:57 | 76.96, -38.65 | 60.78 | 2.54 | 69 |
| 6 | 08/04/2021 | 14:05:32 | -76.93, 128.64 | 119.22 | 08/04/2021 | 14:06:39 | -76.94, 128.59 | 119.23 | 1.59 | 67 |
| 7 | 08/04/2021 | 14:56:18 | 76.95, -64.12 | 60.82 | 08/04/2021 | 14:57:19 | 76.94, -64.07 | 60.78 | 1.53 | 61 |
| 8 | 08/04/2021 | 15:47:02 | -76.94, 103.25 | 119.19 | 08/04/2021 | 15:48:01 | -76.92, 103.17 | 119.23 | 2.92 | 59 |
| 9 | 08/04/2021 | 16:37:47 | 76.96, -89.51 | 60.84 | 08/04/2021 | 16:38:40 | 76.92, -89.49 | 60.79 | 3.80 | 53 |
| 10 | 08/04/2021 | 17:28:31 | -76.94, 77.86 | 119.17 | 08/04/2021 | 17:29:21 | -76.95, 77.92 | 119.19 | 1.60 | 50 |
| 11 | 08/04/2021 | 18:19:16 | 76.92,-114.73 | 60.81 | 08/04/2021 | 18:20:01 | 76.95,-114.74 | 60.82 | 3.36 | 45 |
| 12 | 08/04/2021 | 19:10:01 | -76.95, 52.46 | 119.14 | 08/04/2021 | 19:10:43 | -76.93, 52.50 | 119.19 | 2.70 | 42 |
| 13 | 08/04/2021 | 20:00:46 | 76.92,-140.12 | 60.84 | 08/04/2021 | 20:01:23 | 76.93,-140.16 | 60.83 | 1.14 | 37 |
| 14 | 08/04/2021 | 20:51:30 | -76.91, 27.25 | 119.18 | 08/04/2021 | 20:52:05 | -76.91, 27.08 | 119.18 | 4.21 | 35 |
| 15 | 08/04/2021 | 21:42:16 | 76.93,-165.51 | 60.86 | 08/04/2021 | 21:42:45 | 76.91,-165.58 | 60.84 | 2.74 | 29 |
| 16 | 08/04/2021 | 22:33:00 | -76.91, 1.86 | 119.15 | 08/04/2021 | 22:33:26 | -76.93, 1.83 | 119.14 | 1.90 | 26 |
| 17 | 08/04/2021 | 23:23:46 | 76.93, 169.09 | 60.89 | 08/04/2021 | 23:24:06 | 76.93, 169.17 | 60.87 | 2.04 | 20 |
| 18 | 08/05/2021 | 00:14:30 | -76.92, -23.54 | 119.13 | 08/05/2021 | 00:14:48 | -76.91, -23.58 | 119.14 | 1.49 | 18 |
| 19 | 08/05/2021 | 01:05:16 | 76.94, 143.70 | 60.91 | 08/05/2021 | 01:05:28 | 76.91, 143.75 | 60.88 | 3.05 | 12 |
| 20 | 08/05/2021 | 01:56:00 | -76.92, -48.93 | 119.10 | 08/05/2021 | 01:56:09 | -76.93, -48.83 | 119.10 | 2.83 | 9 |
| 21 | 08/05/2021 | 02:46:45 | 76.90, 118.48 | 60.88 | 08/05/2021 | 02:46:50 | 76.89, 118.34 | 60.89 | 3.82 | 5 |
| 22 | 08/05/2021 | 03:37:30 | -76.93, -74.32 | 119.08 | 08/05/2021 | 03:37:31 | -76.91, -74.25 | 119.10 | 2.32 | 1 |
| 23 | 08/05/2021 | 04:28:15 | 76.90, 93.09 | 60.90 | 08/05/2021 | 04:28:11 | 76.92, 93.09 | 60.92 | 1.63 | 4 |
| 24 | 08/05/2021 | 05:18:59 | -76.89, -99.54 | 119.11 | 08/05/2021 | 05:18:53 | -76.89, -99.67 | 119.09 | 3.34 | 6 |
| 25 | 08/05/2021 | 06:09:45 | 76.91, 67.70 | 60.93 | 08/05/2021 | 06:09:33 | 76.90, 67.67 | 60.93 | 1.37 | 12 |
| 26 | 08/05/2021 | 07:00:29 | -76.89,-124.93 | 119.08 | 08/05/2021 | 07:00:14 | -76.92,-124.92 | 119.06 | 2.98 | 15 |
| 27 | 08/05/2021 | 07:51:15 | 76.91, 42.31 | 60.95 | 08/05/2021 | 07:50:54 | 76.92, 42.42 | 60.96 | 3.12 | 21 |
| 28 | 08/05/2021 | 08:41:59 | -76.90,-150.32 | 119.06 | 08/05/2021 | 08:41:36 | -76.90,-150.33 | 119.05 | 0.32 | 23 |
| 29 | 08/05/2021 | 09:32:45 | 76.92, 16.91 | 60.98 | 08/05/2021 | 09:32:16 | 76.90, 17.00 | 60.97 | 2.82 | 29 |
| 30 | 08/05/2021 | 10:23:29 | -76.90,-175.72 | 119.04 | 08/05/2021 | 10:22:58 | -76.88,-175.75 | 119.04 | 2.69 | 31 |
| 31 | 08/05/2021 | 11:14:14 | 76.88, -8.30 | 60.95 | 08/05/2021 | 11:13:38 | 76.88, -8.42 | 60.97 | 2.90 | 36 |
| 32 | 08/05/2021 | 12:04:59 | -76.91, 158.89 | 119.01 | 08/05/2021 | 12:04:19 | -76.90, 159.00 | 119.01 | 2.78 | 40 |
| 33 | 08/05/2021 | 12:55:44 | 76.88, -33.70 | 60.97 | 08/05/2021 | 12:54:59 | 76.90, -33.66 | 61.01 | 2.79 | 45 |
| 34 | 08/05/2021 | 13:46:28 | -76.87, 133.67 | 119.04 | 08/05/2021 | 13:45:41 | -76.88, 133.58 | 119.00 | 2.96 | 47 |
| 35 | 08/05/2021 | 14:37:14 | 76.89, -59.09 | 61.00 | 08/05/2021 | 14:36:21 | 76.88, -59.08 | 61.01 | 0.18 | 53 |
| 36 | 08/05/2021 | 15:27:58 | -76.87, 108.28 | 119.02 | 08/05/2021 | 15:27:03 | -76.86, 108.16 | 118.99 | 3.12 | 55 |
| 37 | 08/05/2021 | 16:18:44 | 76.89, -84.48 | 61.02 | 08/05/2021 | 16:17:43 | 76.86, -84.50 | 61.02 | 2.93 | 61 |
| 38 | 08/05/2021 | 17:09:28 | -76.88, 82.89 | 118.99 | 08/05/2021 | 17:08:24 | -76.89, 82.92 | 118.96 | 1.49 | 64 |
| 39 | 08/05/2021 | 18:00:14 | 76.89,-109.87 | 61.05 | 08/05/2021 | 17:59:04 | 76.89,-109.75 | 61.06 | 3.22 | 70 |
| 40 | 08/05/2021 | 18:50:58 | -76.88, 57.50 | 118.97 | 08/05/2021 | 18:49:46 | -76.87, 57.50 | 118.95 | 1.42 | 72 |
| 41 | 08/05/2021 | 19:41:41 | 76.77,-134.74 | 60.90 | 08/05/2021 | 19:40:28 | 76.78,-135.51 | 61.01 | 19.59 | 73 |
| 42 | 08/05/2021 | 20:32:23 | -76.66, 32.97 | 119.22 | 08/05/2021 | 20:31:12 | -76.67, 31.41 | 119.05 | 40.09 | 71 |
| 43 | 08/05/2021 | 21:23:03 | 76.41,-158.78 | 60.48 | 08/05/2021 | 21:21:58 | 76.39,-162.24 | 60.81 | 90.65 | 65 |
Figure of NOAA-20 and METOP-A satellite orbits during SNOs since TLE Epoch: 7/30/2021
Download SNOs between NOAA-20 and METOP-A since TLE EPOCH: 07/30/2021 in txt file.
Historial Predications of SNOs between NOAA-20 and METOP-A