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: 9/13/2021
| 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 | 09/24/2021 | 17:22:13 | 77.44,-102.70 | 78.90 | 09/24/2021 | 17:23:21 | 77.42,-100.07 | 78.67 | 63.50 | 68 |
| 2 | 09/24/2021 | 18:12:55 | -77.33, 65.10 | 101.23 | 09/24/2021 | 18:14:06 | -77.28, 66.69 | 101.41 | 39.24 | 71 |
| 3 | 09/24/2021 | 19:03:36 | 77.15,-126.78 | 78.55 | 09/24/2021 | 19:04:49 | 77.13,-126.59 | 78.51 | 4.80 | 73 |
| 4 | 09/24/2021 | 19:54:20 | -77.12, 40.63 | 101.46 | 09/24/2021 | 19:55:31 | -77.13, 40.72 | 101.49 | 2.40 | 71 |
| 5 | 09/24/2021 | 20:45:05 | 77.11,-151.99 | 78.53 | 09/24/2021 | 20:46:11 | 77.11,-152.02 | 78.52 | 0.77 | 66 |
| 6 | 09/24/2021 | 21:35:50 | -77.13, 15.23 | 101.43 | 09/24/2021 | 21:36:53 | -77.11, 15.30 | 101.47 | 2.90 | 63 |
| 7 | 09/24/2021 | 22:26:35 | 77.11,-177.39 | 78.57 | 09/24/2021 | 22:27:33 | 77.09,-177.45 | 78.53 | 3.02 | 58 |
| 8 | 09/24/2021 | 23:17:19 | -77.09, -9.98 | 101.45 | 09/24/2021 | 23:18:15 | -77.09, -10.13 | 101.46 | 3.60 | 56 |
| 9 | 09/25/2021 | 00:08:05 | 77.12, 157.21 | 78.60 | 09/25/2021 | 00:08:54 | 77.11, 157.31 | 78.57 | 2.38 | 49 |
| 10 | 09/25/2021 | 00:58:49 | -77.10, -35.38 | 101.42 | 09/25/2021 | 00:59:36 | -77.11, -35.38 | 101.42 | 1.55 | 47 |
| 11 | 09/25/2021 | 01:49:34 | 77.08, 132.00 | 78.58 | 09/25/2021 | 01:50:16 | 77.09, 131.88 | 78.59 | 3.20 | 42 |
| 12 | 09/25/2021 | 02:40:19 | -77.10, -60.78 | 101.38 | 09/25/2021 | 02:40:58 | -77.09, -60.80 | 101.41 | 1.47 | 39 |
| 13 | 09/25/2021 | 03:31:04 | 77.09, 106.60 | 78.61 | 09/25/2021 | 03:31:37 | 77.12, 106.63 | 78.63 | 3.37 | 33 |
| 14 | 09/25/2021 | 04:21:49 | -77.11, -86.17 | 101.35 | 09/25/2021 | 04:22:19 | -77.11, -86.05 | 101.36 | 3.20 | 30 |
| 15 | 09/25/2021 | 05:12:34 | 77.09, 81.21 | 78.65 | 09/25/2021 | 05:12:59 | 77.09, 81.21 | 78.64 | 0.36 | 25 |
| 16 | 09/25/2021 | 06:03:18 | -77.07,-111.39 | 101.37 | 09/25/2021 | 06:03:41 | -77.09,-111.47 | 101.35 | 3.30 | 23 |
| 17 | 09/25/2021 | 06:54:04 | 77.10, 55.81 | 78.68 | 09/25/2021 | 06:54:21 | 77.07, 55.78 | 78.66 | 2.66 | 17 |
| 18 | 09/25/2021 | 07:44:48 | -77.07,-136.79 | 101.34 | 09/25/2021 | 07:45:03 | -77.07,-136.90 | 101.34 | 2.78 | 15 |
| 19 | 09/25/2021 | 08:35:34 | 77.10, 30.41 | 78.71 | 09/25/2021 | 08:35:42 | 77.10, 30.54 | 78.70 | 3.14 | 8 |
| 20 | 09/25/2021 | 09:26:18 | -77.08,-162.18 | 101.30 | 09/25/2021 | 09:26:24 | -77.10,-162.14 | 101.29 | 1.93 | 6 |
| 21 | 09/25/2021 | 10:17:03 | 77.06, 5.20 | 78.69 | 09/25/2021 | 10:17:04 | 77.08, 5.11 | 78.71 | 2.52 | 1 |
| 22 | 09/25/2021 | 11:07:48 | -77.09, 172.42 | 101.27 | 09/25/2021 | 11:07:46 | -77.07, 172.43 | 101.28 | 1.24 | 2 |
| 23 | 09/25/2021 | 11:58:33 | 77.07, -20.20 | 78.73 | 09/25/2021 | 11:58:26 | 77.05, -20.31 | 78.72 | 3.24 | 7 |
| 24 | 09/25/2021 | 12:49:18 | -77.09, 147.03 | 101.24 | 09/25/2021 | 12:49:07 | -77.10, 147.18 | 101.24 | 4.02 | 11 |
| 25 | 09/25/2021 | 13:40:03 | 77.07, -45.60 | 78.76 | 09/25/2021 | 13:39:47 | 77.08, -45.56 | 78.77 | 0.98 | 16 |
| 26 | 09/25/2021 | 14:30:47 | -77.05, 121.81 | 101.26 | 09/25/2021 | 14:30:29 | -77.08, 121.76 | 101.23 | 3.00 | 18 |
| 27 | 09/25/2021 | 15:21:33 | 77.08, -70.99 | 78.80 | 09/25/2021 | 15:21:09 | 77.06, -70.99 | 78.78 | 2.52 | 24 |
| 28 | 09/25/2021 | 16:12:17 | -77.06, 96.41 | 101.22 | 09/25/2021 | 16:11:51 | -77.06, 96.33 | 101.21 | 1.96 | 26 |
| 29 | 09/25/2021 | 17:03:03 | 77.09, -96.39 | 78.83 | 09/25/2021 | 17:02:30 | 77.08, -96.23 | 78.82 | 3.93 | 33 |
| 30 | 09/25/2021 | 17:53:47 | -77.06, 71.02 | 101.19 | 09/25/2021 | 17:53:12 | -77.08, 71.09 | 101.17 | 2.53 | 35 |
| 31 | 09/25/2021 | 18:44:32 | 77.05,-121.61 | 78.81 | 09/25/2021 | 18:43:52 | 77.06,-121.66 | 78.84 | 1.93 | 40 |
| 32 | 09/25/2021 | 19:35:17 | -77.07, 45.62 | 101.16 | 09/25/2021 | 19:34:34 | -77.06, 45.66 | 101.16 | 1.51 | 43 |
| 33 | 09/25/2021 | 20:26:02 | 77.05,-147.00 | 78.84 | 09/25/2021 | 20:25:14 | 77.04,-147.08 | 78.85 | 2.52 | 48 |
| 34 | 09/25/2021 | 21:16:47 | -77.07, 20.22 | 101.12 | 09/25/2021 | 21:15:56 | -77.04, 20.24 | 101.14 | 4.01 | 51 |
| 35 | 09/25/2021 | 22:07:32 | 77.06,-172.40 | 78.88 | 09/25/2021 | 22:06:35 | 77.06,-172.33 | 78.89 | 1.77 | 57 |
| 36 | 09/25/2021 | 22:58:16 | -77.04, -4.99 | 101.14 | 09/25/2021 | 22:57:17 | -77.06, -5.01 | 101.10 | 2.90 | 59 |
| 37 | 09/25/2021 | 23:49:02 | 77.06, 162.20 | 78.91 | 09/25/2021 | 23:47:57 | 77.04, 162.24 | 78.90 | 2.64 | 65 |
| 38 | 09/26/2021 | 00:39:46 | -77.04, -30.39 | 101.11 | 09/26/2021 | 00:38:39 | -77.04, -30.43 | 101.09 | 1.12 | 67 |
| 39 | 09/26/2021 | 01:30:31 | 77.03, 136.99 | 78.89 | 09/26/2021 | 01:29:19 | 77.02, 136.82 | 78.92 | 4.22 | 72 |
| 40 | 09/26/2021 | 02:21:16 | -77.05, -55.79 | 101.08 | 09/26/2021 | 02:20:01 | -77.02, -55.86 | 101.07 | 3.48 | 75 |
| 41 | 09/26/2021 | 03:11:55 | 76.77, 112.65 | 78.60 | 09/26/2021 | 03:10:46 | 76.77, 110.54 | 78.78 | 53.92 | 69 |
| 42 | 09/26/2021 | 04:02:38 | -76.70, -79.77 | 101.48 | 09/26/2021 | 04:01:30 | -76.68, -82.47 | 101.27 | 69.08 | 68 |
Figure of NOAA-20 and METOP-A satellite orbits during SNOs since TLE Epoch: 9/13/2021
Download SNOs between NOAA-20 and METOP-A since TLE EPOCH: 09/13/2021 in txt file.
Historial Predications of SNOs between NOAA-20 and METOP-A