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: 4/17/2025
| 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 | -70.79,-105.90 | 123.51 | 04/28/2025 | 06:43:36 | -70.78,-107.80 | 123.45 | 69.28 | 70 |
| 2 | 04/28/2025 | 07:35:39 | 71.19, 60.74 | 56.90 | 04/28/2025 | 07:34:26 | 71.21, 60.22 | 56.94 | 18.78 | 73 |
| 3 | 04/28/2025 | 08:26:27 | -71.38,-132.27 | 122.92 | 04/28/2025 | 08:25:21 | -71.37,-132.24 | 122.92 | 1.72 | 66 |
| 4 | 04/28/2025 | 09:17:12 | 71.36, 35.07 | 57.05 | 04/28/2025 | 09:16:19 | 71.39, 35.06 | 57.09 | 3.56 | 53 |
| 5 | 04/28/2025 | 10:07:57 | -71.39,-157.67 | 122.93 | 04/28/2025 | 10:07:17 | -71.40,-157.67 | 122.92 | 0.75 | 40 |
| 6 | 04/28/2025 | 10:58:43 | 71.42, 9.58 | 57.10 | 04/28/2025 | 10:58:15 | 71.42, 9.63 | 57.10 | 1.85 | 28 |
| 7 | 04/28/2025 | 11:49:27 | -71.40, 176.93 | 122.94 | 04/28/2025 | 11:49:13 | -71.42, 176.90 | 122.91 | 2.71 | 14 |
| 8 | 04/28/2025 | 12:40:13 | 71.44, -15.82 | 57.09 | 04/28/2025 | 12:40:11 | 71.45, -15.80 | 57.10 | 1.22 | 2 |
| 9 | 04/28/2025 | 13:30:58 | -71.47, 151.44 | 122.89 | 04/28/2025 | 13:31:09 | -71.45, 151.47 | 122.91 | 1.79 | 11 |
| 10 | 04/28/2025 | 14:21:43 | 71.45, -41.21 | 57.08 | 04/28/2025 | 14:22:07 | 71.47, -41.23 | 57.10 | 2.87 | 24 |
| 11 | 04/28/2025 | 15:12:28 | -71.48, 126.05 | 122.90 | 04/28/2025 | 15:13:05 | -71.48, 126.04 | 122.90 | 0.34 | 37 |
| 12 | 04/28/2025 | 16:03:14 | 71.51, -66.70 | 57.13 | 04/28/2025 | 16:04:03 | 71.50, -66.67 | 57.11 | 1.85 | 49 |
| 13 | 04/28/2025 | 16:53:58 | -71.49, 100.65 | 122.91 | 04/28/2025 | 16:55:01 | -71.51, 100.61 | 122.90 | 2.45 | 63 |
| 14 | 04/28/2025 | 17:44:45 | 71.58, -92.19 | 57.17 | 04/28/2025 | 17:45:59 | 71.53, -92.10 | 57.11 | 6.37 | 74 |
| 15 | 04/28/2025 | 18:35:38 | -72.02, 74.31 | 122.37 | 04/28/2025 | 18:36:48 | -71.99, 76.05 | 122.46 | 59.97 | 70 |
Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 4/17/2025
Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 04/17/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and NOAA-19