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: 4/25/2025
| 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 | 07:35:45 | 70.62, 61.61 | 56.30 | 04/28/2025 | 07:34:38 | 70.62, 59.18 | 56.39 | 89.59 | 67 |
| 2 | 04/28/2025 | 08:26:39 | -71.13,-131.92 | 123.18 | 04/28/2025 | 08:25:26 | -71.13,-132.66 | 123.14 | 26.56 | 73 |
| 3 | 04/28/2025 | 09:17:29 | 71.35, 35.01 | 57.05 | 04/28/2025 | 09:16:20 | 71.37, 35.02 | 57.07 | 1.65 | 69 |
| 4 | 04/28/2025 | 10:08:14 | -71.39,-157.75 | 122.93 | 04/28/2025 | 10:07:18 | -71.37,-157.72 | 122.95 | 2.96 | 56 |
| 5 | 04/28/2025 | 10:59:00 | 71.40, 9.54 | 57.08 | 04/28/2025 | 10:58:16 | 71.40, 9.59 | 57.07 | 1.94 | 44 |
| 6 | 04/28/2025 | 11:49:44 | -71.39, 176.88 | 122.95 | 04/28/2025 | 11:49:14 | -71.40, 176.84 | 122.94 | 1.27 | 30 |
| 7 | 04/28/2025 | 12:40:30 | 71.40, -15.84 | 57.06 | 04/28/2025 | 12:40:12 | 71.42, -15.85 | 57.08 | 2.19 | 18 |
| 8 | 04/28/2025 | 13:31:15 | -71.44, 151.41 | 122.92 | 04/28/2025 | 13:31:10 | -71.42, 151.41 | 122.94 | 2.10 | 5 |
| 9 | 04/28/2025 | 14:22:01 | 71.46, -41.30 | 57.09 | 04/28/2025 | 14:22:08 | 71.45, -41.28 | 57.08 | 0.95 | 7 |
| 10 | 04/28/2025 | 15:12:45 | -71.44, 126.04 | 122.94 | 04/28/2025 | 15:13:06 | -71.45, 125.98 | 122.93 | 2.25 | 21 |
| 11 | 04/28/2025 | 16:03:31 | 71.46, -66.68 | 57.07 | 04/28/2025 | 16:04:04 | 71.48, -66.71 | 57.09 | 2.96 | 33 |
| 12 | 04/28/2025 | 16:54:16 | -71.49, 100.57 | 122.91 | 04/28/2025 | 16:55:02 | -71.48, 100.55 | 122.93 | 1.50 | 46 |
| 13 | 04/28/2025 | 17:45:02 | 71.51, -92.14 | 57.10 | 04/28/2025 | 17:46:00 | 71.51, -92.14 | 57.09 | 0.13 | 58 |
| 14 | 04/28/2025 | 18:35:46 | -71.49, 75.20 | 122.93 | 04/28/2025 | 18:36:58 | -71.51, 75.12 | 122.92 | 3.23 | 72 |
| 15 | 04/28/2025 | 19:26:39 | 71.87,-118.18 | 57.46 | 04/28/2025 | 19:27:50 | 71.84,-116.99 | 57.39 | 41.21 | 71 |
Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 4/25/2025
Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 04/25/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and NOAA-19