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: 5/18/2025
| 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 | 05/30/2025 | 18:36:00 | -70.44, 76.81 | 131.51 | 05/30/2025 | 18:34:52 | -70.45, 74.52 | 131.41 | 85.26 | 68 |
| 2 | 05/30/2025 | 19:26:50 | 70.63,-116.18 | 48.68 | 05/30/2025 | 19:25:40 | 70.64,-117.89 | 48.76 | 62.99 | 70 |
| 3 | 05/30/2025 | 20:17:44 | -71.17, 50.22 | 130.75 | 05/30/2025 | 20:16:35 | -71.15, 50.22 | 130.77 | 3.00 | 69 |
| 4 | 05/30/2025 | 21:08:30 | 71.15,-142.43 | 49.22 | 05/30/2025 | 21:07:26 | 71.18,-142.44 | 49.26 | 2.93 | 64 |
| 5 | 05/30/2025 | 21:59:14 | -71.18, 24.84 | 130.76 | 05/30/2025 | 21:58:31 | -71.17, 24.78 | 130.76 | 2.27 | 43 |
| 6 | 05/30/2025 | 22:50:01 | 71.21,-167.90 | 49.27 | 05/30/2025 | 22:49:22 | 71.20,-167.88 | 49.27 | 0.99 | 39 |
| 7 | 05/30/2025 | 23:40:45 | -71.23, -0.63 | 130.71 | 05/30/2025 | 23:40:26 | -71.25, -0.57 | 130.70 | 2.79 | 19 |
| 8 | 05/31/2025 | 00:31:31 | 71.21, 166.72 | 49.26 | 05/31/2025 | 00:31:18 | 71.23, 166.68 | 49.28 | 2.41 | 13 |
| 9 | 05/31/2025 | 01:22:16 | -71.28, -26.09 | 130.67 | 05/31/2025 | 01:22:22 | -71.27, -26.01 | 130.68 | 3.43 | 6 |
| 10 | 05/31/2025 | 02:13:02 | 71.26, 141.25 | 49.31 | 05/31/2025 | 02:13:14 | 71.25, 141.24 | 49.30 | 1.36 | 12 |
| 11 | 05/31/2025 | 03:03:46 | -71.29, -51.47 | 130.67 | 05/31/2025 | 03:04:18 | -71.30, -51.45 | 130.67 | 1.36 | 32 |
| 12 | 05/31/2025 | 03:54:32 | 71.27, 115.87 | 49.30 | 05/31/2025 | 03:55:10 | 71.28, 115.80 | 49.31 | 2.71 | 38 |
| 13 | 05/31/2025 | 04:45:17 | -71.34, -76.94 | 130.63 | 05/31/2025 | 04:46:14 | -71.32, -76.89 | 130.66 | 3.04 | 57 |
| 14 | 05/31/2025 | 05:36:03 | 71.32, 90.40 | 49.35 | 05/31/2025 | 05:37:06 | 71.30, 90.36 | 49.32 | 2.66 | 63 |
| 15 | 05/31/2025 | 06:26:53 | -71.65,-102.87 | 130.31 | 05/31/2025 | 06:28:05 | -71.60,-101.85 | 130.40 | 36.21 | 72 |
| 16 | 05/31/2025 | 07:17:43 | 71.84, 64.09 | 49.89 | 05/31/2025 | 07:18:53 | 71.78, 65.78 | 49.77 | 59.02 | 70 |
Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 5/18/2025
Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 05/18/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and NOAA-19