Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-20 and NOAA-19 Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 6/29/2025
| Index | Date (NOAA-20) | Time (NOAA-20) | Lat,Lon (NOAA-20) | SZA (NOAA-20 ) | Date (NOAA-19) | Time (NOAA-19) | Lat,Lon (NOAA-19) | SZA (NOAA-19 ) | Distance(km) | Time Diff (sec) |
| 1 | 07/10/2025 | 06:25:48 | -70.26,-100.67 | 131.93 | 07/10/2025 | 06:24:38 | -70.26,-102.43 | 131.83 | 66.00 | 70 |
| 2 | 07/10/2025 | 07:16:42 | 70.66, 66.01 | 48.50 | 07/10/2025 | 07:15:29 | 70.60, 65.40 | 48.49 | 22.86 | 73 |
| 3 | 07/10/2025 | 08:07:29 | -70.83,-126.97 | 131.31 | 07/10/2025 | 08:06:23 | -70.85,-126.92 | 131.28 | 2.56 | 66 |
| 4 | 07/10/2025 | 08:58:16 | 70.86, 40.29 | 48.73 | 07/10/2025 | 08:57:21 | 70.83, 40.31 | 48.71 | 3.33 | 55 |
| 5 | 07/10/2025 | 09:49:00 | -70.88,-152.42 | 131.25 | 07/10/2025 | 09:48:19 | -70.87,-152.37 | 131.25 | 2.19 | 41 |
| 6 | 07/10/2025 | 10:39:46 | 70.86, 14.92 | 48.74 | 07/10/2025 | 10:39:17 | 70.85, 14.86 | 48.74 | 2.19 | 29 |
| 7 | 07/10/2025 | 11:30:30 | -70.88,-177.79 | 131.24 | 07/10/2025 | 11:30:15 | -70.89,-177.82 | 131.23 | 1.71 | 15 |
| 8 | 07/10/2025 | 12:21:17 | 70.91, -10.54 | 48.80 | 07/10/2025 | 12:21:12 | 70.93, -10.50 | 48.82 | 2.52 | 5 |
| 9 | 07/10/2025 | 13:12:01 | -70.93, 156.75 | 131.18 | 07/10/2025 | 13:12:11 | -70.91, 156.73 | 131.20 | 1.92 | 10 |
| 10 | 07/10/2025 | 14:02:48 | 70.96, -36.00 | 48.86 | 07/10/2025 | 14:03:08 | 70.95, -35.94 | 48.84 | 2.29 | 20 |
| 11 | 07/10/2025 | 14:53:32 | -70.98, 131.29 | 131.12 | 07/10/2025 | 14:54:06 | -70.98, 131.37 | 131.12 | 3.08 | 34 |
| 12 | 07/10/2025 | 15:44:18 | 70.96, -61.37 | 48.87 | 07/10/2025 | 15:45:04 | 70.97, -61.39 | 48.87 | 1.69 | 46 |
| 13 | 07/10/2025 | 16:35:02 | -70.97, 105.92 | 131.11 | 07/10/2025 | 16:36:02 | -71.00, 105.93 | 131.10 | 3.27 | 60 |
| 14 | 07/10/2025 | 17:25:49 | 71.01, -86.83 | 48.93 | 07/10/2025 | 17:27:00 | 70.99, -86.83 | 48.90 | 1.69 | 71 |
| 15 | 07/10/2025 | 18:16:41 | -71.44, 79.74 | 130.61 | 07/10/2025 | 18:17:51 | -71.38, 81.12 | 130.74 | 49.29 | 70 |
| 16 | 07/10/2025 | 19:07:35 | 71.83,-113.67 | 49.83 | 07/10/2025 | 19:08:41 | 71.78,-110.88 | 49.64 | 97.14 | 66 |
Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 6/29/2025
Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 06/29/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and NOAA-19