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: 4/15/2025
| 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 | -70.73,-107.88 | 123.50 | 73.74 | 69 |
| 2 | 04/28/2025 | 07:35:40 | 71.22, 60.68 | 56.93 | 04/28/2025 | 07:34:26 | 71.21, 60.22 | 56.95 | 16.44 | 74 |
| 3 | 04/28/2025 | 08:26:27 | -71.35,-132.24 | 122.95 | 04/28/2025 | 08:25:21 | -71.37,-132.23 | 122.92 | 2.09 | 66 |
| 4 | 04/28/2025 | 09:17:13 | 71.39, 35.01 | 57.08 | 04/28/2025 | 09:16:19 | 71.39, 35.07 | 57.09 | 2.09 | 54 |
| 5 | 04/28/2025 | 10:07:58 | -71.42,-157.72 | 122.90 | 04/28/2025 | 10:07:17 | -71.40,-157.66 | 122.91 | 3.01 | 41 |
| 6 | 04/28/2025 | 10:58:43 | 71.40, 9.62 | 57.08 | 04/28/2025 | 10:58:15 | 71.42, 9.64 | 57.10 | 2.33 | 28 |
| 7 | 04/28/2025 | 11:49:28 | -71.43, 176.88 | 122.91 | 04/28/2025 | 11:49:13 | -71.43, 176.91 | 122.91 | 1.10 | 15 |
| 8 | 04/28/2025 | 12:40:14 | 71.47, -15.87 | 57.12 | 04/28/2025 | 12:40:11 | 71.45, -15.79 | 57.10 | 3.33 | 3 |
| 9 | 04/28/2025 | 13:30:58 | -71.44, 151.48 | 122.92 | 04/28/2025 | 13:31:09 | -71.46, 151.48 | 122.90 | 1.63 | 11 |
| 10 | 04/28/2025 | 14:21:44 | 71.48, -41.27 | 57.11 | 04/28/2025 | 14:22:07 | 71.48, -41.23 | 57.11 | 1.50 | 23 |
| 11 | 04/28/2025 | 15:12:29 | -71.51, 126.00 | 122.87 | 04/28/2025 | 15:13:05 | -71.49, 126.05 | 122.90 | 3.03 | 36 |
| 12 | 04/28/2025 | 16:03:14 | 71.49, -66.67 | 57.10 | 04/28/2025 | 16:04:03 | 71.51, -66.66 | 57.11 | 1.50 | 49 |
| 13 | 04/28/2025 | 16:53:59 | -71.52, 100.60 | 122.88 | 04/28/2025 | 16:55:01 | -71.52, 100.62 | 122.89 | 0.92 | 62 |
| 14 | 04/28/2025 | 17:44:45 | 71.56, -92.16 | 57.15 | 04/28/2025 | 17:45:59 | 71.53, -92.09 | 57.12 | 3.45 | 74 |
| 15 | 04/28/2025 | 18:35:39 | -72.05, 74.25 | 122.34 | 04/28/2025 | 18:36:48 | -72.00, 76.06 | 122.46 | 62.27 | 69 |
Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 4/15/2025
Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 04/15/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and NOAA-19