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: 4/18/2025
| 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 | -70.78,-105.88 | 123.53 | 04/28/2025 | 06:43:37 | -70.75,-107.84 | 123.48 | 71.89 | 69 |
| 2 | 04/28/2025 | 07:35:40 | 71.22, 60.67 | 56.93 | 04/28/2025 | 07:34:26 | 71.24, 60.26 | 56.97 | 14.71 | 74 |
| 3 | 04/28/2025 | 08:26:27 | -71.36,-132.25 | 122.94 | 04/28/2025 | 08:25:22 | -71.34,-132.28 | 122.95 | 2.31 | 65 |
| 4 | 04/28/2025 | 09:17:13 | 71.39, 35.01 | 57.09 | 04/28/2025 | 09:16:20 | 71.37, 35.02 | 57.07 | 3.03 | 53 |
| 5 | 04/28/2025 | 10:07:57 | -71.37,-157.64 | 122.95 | 04/28/2025 | 10:07:18 | -71.37,-157.71 | 122.94 | 2.42 | 39 |
| 6 | 04/28/2025 | 10:58:43 | 71.41, 9.61 | 57.08 | 04/28/2025 | 10:58:16 | 71.40, 9.59 | 57.07 | 1.52 | 27 |
| 7 | 04/28/2025 | 11:49:28 | -71.44, 176.87 | 122.90 | 04/28/2025 | 11:49:13 | -71.45, 176.95 | 122.89 | 3.29 | 15 |
| 8 | 04/28/2025 | 12:40:13 | 71.42, -15.79 | 57.07 | 04/28/2025 | 12:40:12 | 71.42, -15.85 | 57.08 | 2.09 | 1 |
| 9 | 04/28/2025 | 13:30:58 | -71.45, 151.47 | 122.91 | 04/28/2025 | 13:31:10 | -71.43, 151.43 | 122.93 | 2.86 | 12 |
| 10 | 04/28/2025 | 14:21:44 | 71.48, -41.28 | 57.12 | 04/28/2025 | 14:22:08 | 71.45, -41.28 | 57.08 | 3.66 | 24 |
| 11 | 04/28/2025 | 15:12:28 | -71.46, 126.07 | 122.92 | 04/28/2025 | 15:13:06 | -71.46, 126.00 | 122.93 | 2.85 | 38 |
| 12 | 04/28/2025 | 16:03:14 | 71.50, -66.67 | 57.11 | 04/28/2025 | 16:04:04 | 71.48, -66.71 | 57.09 | 2.34 | 50 |
| 13 | 04/28/2025 | 16:53:59 | -71.53, 100.59 | 122.87 | 04/28/2025 | 16:55:01 | -71.54, 100.66 | 122.87 | 2.82 | 62 |
| 14 | 04/28/2025 | 17:44:46 | 71.61, -92.26 | 57.21 | 04/28/2025 | 17:45:59 | 71.56, -92.05 | 57.14 | 9.60 | 73 |
| 15 | 04/28/2025 | 18:35:39 | -72.06, 74.24 | 122.33 | 04/28/2025 | 18:36:48 | -72.02, 76.10 | 122.44 | 64.05 | 69 |
Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 4/18/2025
Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 04/18/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and NOAA-19