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: 4/22/2025
| 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 | 06:44:47 | -70.79,-105.91 | 123.51 | 04/28/2025 | 06:43:37 | -70.78,-107.79 | 123.45 | 68.95 | 70 |
| 2 | 04/28/2025 | 07:35:41 | 71.24, 60.65 | 56.95 | 04/28/2025 | 07:34:27 | 71.22, 60.23 | 56.95 | 15.31 | 74 |
| 3 | 04/28/2025 | 08:26:28 | -71.38,-132.28 | 122.92 | 04/28/2025 | 08:25:22 | -71.37,-132.23 | 122.92 | 1.98 | 66 |
| 4 | 04/28/2025 | 09:17:13 | 71.35, 35.07 | 57.05 | 04/28/2025 | 09:16:21 | 71.35, 34.98 | 57.05 | 3.34 | 52 |
| 5 | 04/28/2025 | 10:07:58 | -71.39,-157.68 | 122.93 | 04/28/2025 | 10:07:18 | -71.40,-157.66 | 122.92 | 0.97 | 40 |
| 6 | 04/28/2025 | 10:58:44 | 71.42, 9.59 | 57.09 | 04/28/2025 | 10:58:16 | 71.43, 9.64 | 57.10 | 2.27 | 28 |
| 7 | 04/28/2025 | 11:49:28 | -71.40, 176.93 | 122.94 | 04/28/2025 | 11:49:14 | -71.43, 176.91 | 122.91 | 2.75 | 14 |
| 8 | 04/28/2025 | 12:40:14 | 71.43, -15.81 | 57.08 | 04/28/2025 | 12:40:12 | 71.46, -15.79 | 57.11 | 2.77 | 2 |
| 9 | 04/28/2025 | 13:30:59 | -71.47, 151.44 | 122.89 | 04/28/2025 | 13:31:10 | -71.46, 151.48 | 122.91 | 1.84 | 11 |
| 10 | 04/28/2025 | 14:21:45 | 71.50, -41.30 | 57.13 | 04/28/2025 | 14:22:08 | 71.48, -41.22 | 57.11 | 3.16 | 23 |
| 11 | 04/28/2025 | 15:12:28 | -71.48, 126.04 | 122.90 | 04/28/2025 | 15:13:05 | -71.49, 126.04 | 122.90 | 0.53 | 37 |
| 12 | 04/28/2025 | 16:03:14 | 71.51, -66.70 | 57.12 | 04/28/2025 | 16:04:03 | 71.51, -66.65 | 57.12 | 1.63 | 49 |
| 13 | 04/28/2025 | 16:53:58 | -71.49, 100.65 | 122.91 | 04/28/2025 | 16:55:01 | -71.52, 100.61 | 122.89 | 2.56 | 63 |
| 14 | 04/28/2025 | 17:44:45 | 71.57, -92.19 | 57.17 | 04/28/2025 | 17:45:59 | 71.54, -92.08 | 57.12 | 5.21 | 74 |
| 15 | 04/28/2025 | 18:35:38 | -72.02, 74.30 | 122.37 | 04/28/2025 | 18:36:48 | -72.00, 76.06 | 122.46 | 60.31 | 70 |
Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 4/22/2025
Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 04/22/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and NOAA-19