Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-21 and NOAA-20 Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 12/15/2022
| Index | Date (NOAA-21) | Time (NOAA-21) | Lat,Lon (NOAA-21) | SZA (NOAA-21 ) | Date (NOAA-20) | Time (NOAA-20) | Lat,Lon (NOAA-20) | SZA (NOAA-20 ) | Distance(km) | Time Diff (sec) |
| 1 | 12/28/2022 | 19:29:29 | -76.50, 49.62 | 79.68 | 12/28/2022 | 19:28:15 | -76.49, 49.64 | 79.67 | 1.46 | 74 |
| 2 | 12/28/2022 | 20:19:16 | 73.86,-135.18 | 97.28 | 12/28/2022 | 20:18:05 | 73.86,-135.17 | 97.29 | 0.40 | 71 |
| 3 | 12/28/2022 | 21:09:17 | -72.04, 36.03 | 84.69 | 12/28/2022 | 21:08:13 | -72.04, 36.03 | 84.68 | 0.29 | 64 |
| 4 | 12/28/2022 | 22:01:20 | 75.97,-166.50 | 99.68 | 12/28/2022 | 22:00:19 | 75.97,-166.55 | 99.70 | 1.48 | 61 |
| 5 | 12/28/2022 | 22:47:45 | -62.79, 22.21 | 94.06 | 12/28/2022 | 22:46:51 | -62.80, 22.21 | 94.05 | 1.85 | 54 |
| 6 | 12/28/2022 | 23:39:56 | 67.55,-175.23 | 90.67 | 12/28/2022 | 23:39:04 | 67.55,-175.25 | 90.67 | 0.71 | 52 |
| 7 | 12/29/2022 | 00:29:28 | -64.05, -4.23 | 92.82 | 12/29/2022 | 00:28:43 | -64.02, -4.24 | 92.85 | 3.00 | 45 |
| 8 | 12/29/2022 | 01:18:03 | 56.74, 168.43 | 80.08 | 12/29/2022 | 01:17:20 | 56.74, 168.41 | 80.06 | 1.17 | 43 |
| 9 | 12/29/2022 | 02:05:48 | -47.06, -19.50 | 109.11 | 12/29/2022 | 02:05:13 | -47.05, -19.53 | 109.15 | 2.87 | 35 |
| 10 | 12/29/2022 | 03:17:53 | 55.57, -15.27 | 139.34 | 12/29/2022 | 03:17:24 | 55.57, -15.24 | 139.38 | 1.60 | 29 |
| 11 | 12/29/2022 | 04:09:37 | -52.18, 150.28 | 37.88 | 12/29/2022 | 04:09:11 | -52.17, 150.28 | 37.82 | 0.77 | 26 |
| 12 | 12/29/2022 | 04:56:17 | 65.49, -33.19 | 130.55 | 12/29/2022 | 04:55:57 | 65.49, -33.17 | 130.58 | 0.75 | 20 |
| 13 | 12/29/2022 | 05:45:49 | -69.32, 138.70 | 53.09 | 12/29/2022 | 05:45:33 | -69.31, 138.71 | 53.06 | 1.28 | 16 |
| 14 | 12/29/2022 | 06:34:56 | 74.03, -45.23 | 122.13 | 12/29/2022 | 06:34:45 | 74.03, -45.19 | 122.14 | 1.12 | 11 |
| 15 | 12/29/2022 | 07:24:56 | -76.00, 127.77 | 60.06 | 12/29/2022 | 07:24:50 | -75.98, 127.75 | 60.03 | 2.62 | 6 |
| 16 | 12/29/2022 | 08:16:58 | 71.90, -75.10 | 124.35 | 12/29/2022 | 08:16:57 | 71.90, -75.13 | 124.35 | 0.84 | 1 |
| 17 | 12/29/2022 | 09:07:05 | -73.66, 95.89 | 57.49 | 12/29/2022 | 09:07:08 | -73.68, 95.91 | 57.50 | 1.87 | 3 |
| 18 | 12/29/2022 | 09:56:08 | 78.06, -81.60 | 117.42 | 12/29/2022 | 09:56:16 | 78.06, -81.56 | 117.41 | 1.04 | 8 |
| 19 | 12/29/2022 | 10:47:11 | -77.13, 81.36 | 61.40 | 12/29/2022 | 10:47:24 | -77.13, 81.36 | 61.41 | 0.11 | 13 |
| 20 | 12/29/2022 | 11:37:59 | 76.74,-112.87 | 119.07 | 12/29/2022 | 11:38:17 | 76.74,-112.90 | 119.06 | 0.81 | 18 |
| 21 | 12/29/2022 | 12:27:48 | -78.86, 65.08 | 63.70 | 12/29/2022 | 12:28:11 | -78.85, 65.03 | 63.70 | 1.79 | 23 |
| 22 | 12/29/2022 | 13:17:46 | 80.22,-116.04 | 114.06 | 12/29/2022 | 13:18:13 | 80.21,-115.94 | 114.03 | 2.09 | 27 |
| 23 | 12/29/2022 | 14:09:22 | -78.34, 36.56 | 62.96 | 12/29/2022 | 14:09:54 | -78.36, 36.63 | 63.01 | 2.70 | 32 |
| 24 | 12/29/2022 | 14:59:32 | 79.42,-148.89 | 115.46 | 12/29/2022 | 15:00:09 | 79.42,-148.87 | 115.43 | 0.29 | 37 |
| 25 | 12/29/2022 | 15:50:14 | -79.37, 18.02 | 64.46 | 12/29/2022 | 15:50:56 | -79.37, 18.04 | 64.50 | 0.71 | 42 |
| 26 | 12/29/2022 | 16:41:08 | 78.86,-178.27 | 116.31 | 12/29/2022 | 16:41:55 | 78.86,-178.35 | 116.28 | 1.64 | 47 |
| 27 | 12/29/2022 | 17:31:14 | -80.01, -1.67 | 65.54 | 12/29/2022 | 17:32:06 | -80.00, -1.72 | 65.57 | 1.31 | 52 |
| 28 | 12/29/2022 | 18:21:31 | 80.61, 172.98 | 113.22 | 12/29/2022 | 18:22:27 | 80.60, 173.09 | 113.17 | 2.00 | 56 |
| 29 | 12/29/2022 | 19:12:40 | -79.83, -28.71 | 65.23 | 12/29/2022 | 19:13:41 | -79.85, -28.58 | 65.30 | 3.17 | 61 |
| 30 | 12/29/2022 | 20:03:06 | 80.23, 142.80 | 114.02 | 12/29/2022 | 20:04:12 | 80.23, 142.80 | 113.98 | 0.11 | 66 |
Figure of NOAA-21 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 12/15/2022
Download SNOs between NOAA-21 and NOAA-20 since TLE EPOCH: 12/15/2022 in txt file.
Historial Predications of SNOs between NOAA-21 and NOAA-20