Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-21 and NOAA-19 Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 4/21/2025
| Index | Date (NOAA-21) | Time (NOAA-21) | Lat,Lon (NOAA-21) | SZA (NOAA-21 ) | Date (NOAA-19) | Time (NOAA-19) | Lat,Lon (NOAA-19) | SZA (NOAA-19 ) | Distance(km) | Time Diff (sec) |
| 1 | 04/28/2025 | 06:44:46 | -70.77,-105.87 | 123.54 | 04/28/2025 | 06:43:37 | -70.77,-107.81 | 123.46 | 71.28 | 69 |
| 2 | 04/28/2025 | 07:35:40 | 71.21, 60.69 | 56.92 | 04/28/2025 | 07:34:27 | 71.20, 60.21 | 56.94 | 17.51 | 73 |
| 3 | 04/28/2025 | 08:26:27 | -71.35,-132.23 | 122.95 | 04/28/2025 | 08:25:22 | -71.36,-132.25 | 122.93 | 1.00 | 65 |
| 4 | 04/28/2025 | 09:17:13 | 71.38, 35.03 | 57.08 | 04/28/2025 | 09:16:20 | 71.39, 35.05 | 57.09 | 1.15 | 53 |
| 5 | 04/28/2025 | 10:07:57 | -71.37,-157.63 | 122.96 | 04/28/2025 | 10:07:18 | -71.39,-157.68 | 122.92 | 3.21 | 39 |
| 6 | 04/28/2025 | 10:58:43 | 71.39, 9.63 | 57.07 | 04/28/2025 | 10:58:16 | 71.42, 9.62 | 57.09 | 2.35 | 27 |
| 7 | 04/28/2025 | 11:49:28 | -71.43, 176.88 | 122.91 | 04/28/2025 | 11:49:14 | -71.42, 176.89 | 122.92 | 1.29 | 14 |
| 8 | 04/28/2025 | 12:40:14 | 71.46, -15.86 | 57.11 | 04/28/2025 | 12:40:12 | 71.44, -15.81 | 57.10 | 2.43 | 2 |
| 9 | 04/28/2025 | 13:30:58 | -71.44, 151.48 | 122.92 | 04/28/2025 | 13:31:10 | -71.45, 151.46 | 122.91 | 1.15 | 12 |
| 10 | 04/28/2025 | 14:21:44 | 71.47, -41.26 | 57.11 | 04/28/2025 | 14:22:08 | 71.47, -41.24 | 57.10 | 0.53 | 24 |
| 11 | 04/28/2025 | 15:12:28 | -71.46, 126.09 | 122.93 | 04/28/2025 | 15:13:06 | -71.48, 126.03 | 122.91 | 3.25 | 38 |
| 12 | 04/28/2025 | 16:03:14 | 71.49, -66.65 | 57.10 | 04/28/2025 | 16:04:04 | 71.50, -66.67 | 57.11 | 1.95 | 50 |
| 13 | 04/28/2025 | 16:53:59 | -71.52, 100.60 | 122.88 | 04/28/2025 | 16:55:02 | -71.51, 100.60 | 122.90 | 1.52 | 63 |
| 14 | 04/28/2025 | 17:44:46 | 71.60, -92.24 | 57.20 | 04/28/2025 | 17:45:59 | 71.58, -92.01 | 57.16 | 8.30 | 73 |
| 15 | 04/28/2025 | 18:35:39 | -72.05, 74.25 | 122.34 | 04/28/2025 | 18:36:49 | -71.99, 76.04 | 122.47 | 61.56 | 70 |
Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 4/21/2025
Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 04/21/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and NOAA-19