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: 4/15/2021
| 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 | 04/23/2021 | 18:50:44 | 77.00,-122.78 | 64.94 | 04/23/2021 | 18:51:51 | 76.96,-119.98 | 64.67 | 70.40 | 67 |
| 2 | 04/23/2021 | 19:41:26 | -76.89, 44.94 | 115.20 | 04/23/2021 | 19:42:35 | -76.86, 46.96 | 115.42 | 51.03 | 69 |
| 3 | 04/23/2021 | 20:32:06 | 76.65,-146.77 | 64.48 | 04/23/2021 | 20:33:20 | 76.62,-146.59 | 64.42 | 5.53 | 74 |
| 4 | 04/23/2021 | 21:22:49 | -76.59, 20.76 | 115.61 | 04/23/2021 | 21:24:02 | -76.61, 20.70 | 115.61 | 2.79 | 73 |
| 5 | 04/23/2021 | 22:13:35 | 76.60,-171.98 | 64.41 | 04/23/2021 | 22:14:42 | 76.60,-172.00 | 64.38 | 0.70 | 67 |
| 6 | 04/23/2021 | 23:04:19 | -76.59, -4.62 | 115.63 | 04/23/2021 | 23:05:24 | -76.59, -4.71 | 115.64 | 2.35 | 65 |
| 7 | 04/23/2021 | 23:55:05 | 76.61, 162.63 | 64.39 | 04/23/2021 | 23:56:04 | 76.58, 162.58 | 64.34 | 3.38 | 59 |
| 8 | 04/24/2021 | 00:45:49 | -76.59, -30.01 | 115.65 | 04/24/2021 | 00:46:45 | -76.61, -29.96 | 115.65 | 2.46 | 56 |
| 9 | 04/24/2021 | 01:36:35 | 76.61, 137.24 | 64.37 | 04/24/2021 | 01:37:25 | 76.60, 137.33 | 64.34 | 2.46 | 50 |
| 10 | 04/24/2021 | 02:27:19 | -76.60, -55.39 | 115.67 | 04/24/2021 | 02:28:07 | -76.59, -55.38 | 115.69 | 0.60 | 48 |
| 11 | 04/24/2021 | 03:18:04 | 76.57, 112.03 | 64.29 | 04/24/2021 | 03:18:47 | 76.58, 111.92 | 64.30 | 3.22 | 43 |
| 12 | 04/24/2021 | 04:08:49 | -76.60, -80.78 | 115.68 | 04/24/2021 | 04:09:29 | -76.57, -80.79 | 115.72 | 3.02 | 40 |
| 13 | 04/24/2021 | 04:59:34 | 76.57, 86.64 | 64.27 | 04/24/2021 | 05:00:09 | 76.56, 86.50 | 64.26 | 3.64 | 35 |
| 14 | 04/24/2021 | 05:50:19 | -76.60,-106.17 | 115.70 | 04/24/2021 | 05:50:50 | -76.60,-106.04 | 115.73 | 3.25 | 31 |
| 15 | 04/24/2021 | 06:41:04 | 76.57, 61.25 | 64.25 | 04/24/2021 | 06:41:30 | 76.59, 61.25 | 64.26 | 1.49 | 26 |
| 16 | 04/24/2021 | 07:31:48 | -76.56,-131.38 | 115.78 | 04/24/2021 | 07:32:12 | -76.58,-131.46 | 115.77 | 2.62 | 24 |
| 17 | 04/24/2021 | 08:22:34 | 76.58, 35.87 | 64.23 | 04/24/2021 | 08:22:52 | 76.57, 35.84 | 64.22 | 1.35 | 18 |
| 18 | 04/24/2021 | 09:13:18 | -76.57,-156.77 | 115.80 | 04/24/2021 | 09:13:34 | -76.56,-156.87 | 115.80 | 2.72 | 16 |
| 19 | 04/24/2021 | 10:04:04 | 76.58, 10.48 | 64.21 | 04/24/2021 | 10:04:13 | 76.59, 10.59 | 64.21 | 3.08 | 9 |
| 20 | 04/24/2021 | 10:54:48 | -76.57, 177.84 | 115.82 | 04/24/2021 | 10:54:55 | -76.58, 177.88 | 115.81 | 1.93 | 7 |
| 21 | 04/24/2021 | 11:45:34 | 76.58, -14.91 | 64.19 | 04/24/2021 | 11:45:35 | 76.57, -14.83 | 64.18 | 2.41 | 1 |
| 22 | 04/24/2021 | 12:36:18 | -76.57, 152.46 | 115.84 | 04/24/2021 | 12:36:17 | -76.56, 152.46 | 115.85 | 0.90 | 1 |
| 23 | 04/24/2021 | 13:27:03 | 76.54, -40.12 | 64.12 | 04/24/2021 | 13:26:57 | 76.55, -40.24 | 64.14 | 3.25 | 6 |
| 24 | 04/24/2021 | 14:17:48 | -76.57, 127.07 | 115.86 | 04/24/2021 | 14:17:39 | -76.54, 127.05 | 115.88 | 3.53 | 9 |
| 25 | 04/24/2021 | 15:08:33 | 76.55, -65.51 | 64.10 | 04/24/2021 | 15:08:18 | 76.58, -65.49 | 64.13 | 3.56 | 15 |
| 26 | 04/24/2021 | 15:59:18 | -76.58, 101.69 | 115.88 | 04/24/2021 | 15:59:00 | -76.57, 101.80 | 115.89 | 3.10 | 18 |
| 27 | 04/24/2021 | 16:50:03 | 76.55, -90.90 | 64.08 | 04/24/2021 | 16:49:40 | 76.56, -90.91 | 64.10 | 0.95 | 23 |
| 28 | 04/24/2021 | 17:40:47 | -76.54, 76.47 | 115.95 | 04/24/2021 | 17:40:22 | -76.55, 76.38 | 115.92 | 2.53 | 25 |
| 29 | 04/24/2021 | 18:31:33 | 76.55,-116.28 | 64.06 | 04/24/2021 | 18:31:02 | 76.54,-116.32 | 64.06 | 2.01 | 31 |
| 30 | 04/24/2021 | 19:22:17 | -76.54, 51.08 | 115.97 | 04/24/2021 | 19:21:44 | -76.53, 50.97 | 115.96 | 3.12 | 33 |
| 31 | 04/24/2021 | 20:13:03 | 76.56,-141.67 | 64.04 | 04/24/2021 | 20:12:23 | 76.56,-141.57 | 64.05 | 2.58 | 40 |
| 32 | 04/24/2021 | 21:03:47 | -76.54, 25.69 | 115.99 | 04/24/2021 | 21:03:05 | -76.55, 25.72 | 115.97 | 1.39 | 42 |
| 33 | 04/24/2021 | 21:54:33 | 76.56,-167.06 | 64.02 | 04/24/2021 | 21:53:45 | 76.54,-166.99 | 64.02 | 2.57 | 48 |
| 34 | 04/24/2021 | 22:45:17 | -76.54, 0.31 | 116.01 | 04/24/2021 | 22:44:27 | -76.53, 0.31 | 116.00 | 1.37 | 50 |
| 35 | 04/24/2021 | 23:36:02 | 76.52, 167.73 | 63.95 | 04/24/2021 | 23:35:07 | 76.52, 167.60 | 63.98 | 3.38 | 55 |
| 36 | 04/25/2021 | 00:26:47 | -76.55, -25.08 | 116.03 | 04/25/2021 | 00:25:48 | -76.56, -24.95 | 116.01 | 3.59 | 59 |
| 37 | 04/25/2021 | 01:17:32 | 76.52, 142.34 | 63.93 | 04/25/2021 | 01:16:28 | 76.55, 142.34 | 63.98 | 2.94 | 64 |
| 38 | 04/25/2021 | 02:08:17 | -76.55, -50.46 | 116.05 | 04/25/2021 | 02:07:10 | -76.54, -50.36 | 116.05 | 3.07 | 67 |
| 39 | 04/25/2021 | 02:59:02 | 76.52, 116.95 | 63.91 | 04/25/2021 | 02:57:50 | 76.53, 116.93 | 63.94 | 0.65 | 72 |
| 40 | 04/25/2021 | 03:49:46 | -76.51, -75.68 | 116.12 | 04/25/2021 | 03:48:32 | -76.52, -75.77 | 116.08 | 2.53 | 74 |
| 41 | 04/25/2021 | 04:40:27 | 76.30, 92.39 | 63.61 | 04/25/2021 | 04:39:16 | 76.32, 90.87 | 63.78 | 40.08 | 71 |
| 42 | 04/25/2021 | 05:31:09 | -76.20, -99.93 | 116.53 | 04/25/2021 | 05:30:00 | -76.22,-102.14 | 116.30 | 58.79 | 69 |
Figure of NOAA-20 and METOP-A satellite orbits during SNOs since TLE Epoch: 4/15/2021
Download SNOs between NOAA-20 and METOP-A since TLE EPOCH: 04/15/2021 in txt file.
Historial Predications of SNOs between NOAA-20 and METOP-A