Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-19 and NPP Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 7/21/2025
| Index | Date (NOAA-19) | Time (NOAA-19) | Lat,Lon (NOAA-19) | SZA (NOAA-19 ) | Date (NPP) | Time (NPP) | Lat,Lon (NPP) | SZA (NPP ) | Distance(km) | Time Diff (sec) |
| 1 | 07/22/2025 | 20:49:49 | -70.20, 41.44 | 129.78 | 07/22/2025 | 20:50:56 | -70.25, 43.80 | 129.85 | 88.78 | 67 |
| 2 | 07/22/2025 | 21:40:40 | 70.71,-150.48 | 50.69 | 07/22/2025 | 21:41:52 | 70.74,-149.68 | 50.68 | 29.54 | 72 |
| 3 | 07/22/2025 | 22:31:30 | -71.00, 17.29 | 129.04 | 07/22/2025 | 22:32:40 | -70.99, 17.23 | 129.06 | 2.75 | 70 |
| 4 | 07/22/2025 | 23:22:31 | 70.99,-175.48 | 50.96 | 07/22/2025 | 23:23:27 | 71.01,-175.50 | 50.97 | 2.24 | 56 |
| 5 | 07/23/2025 | 00:13:26 | -71.02, -8.16 | 129.00 | 07/23/2025 | 00:14:10 | -70.99, -8.16 | 129.04 | 2.91 | 44 |
| 6 | 07/23/2025 | 01:04:27 | 71.01, 159.07 | 51.00 | 07/23/2025 | 01:04:57 | 71.01, 159.12 | 50.99 | 1.91 | 30 |
| 7 | 07/23/2025 | 01:55:22 | -71.04, -33.60 | 128.97 | 07/23/2025 | 01:55:41 | -71.05, -33.63 | 128.96 | 1.48 | 19 |
| 8 | 07/23/2025 | 02:46:22 | 71.08, 133.71 | 51.08 | 07/23/2025 | 02:46:28 | 71.07, 133.65 | 51.07 | 2.50 | 6 |
| 9 | 07/23/2025 | 03:37:18 | -71.06, -59.05 | 128.94 | 07/23/2025 | 03:37:11 | -71.05, -59.01 | 128.94 | 1.69 | 7 |
| 10 | 07/23/2025 | 04:28:18 | 71.10, 108.26 | 51.11 | 07/23/2025 | 04:27:58 | 71.07, 108.27 | 51.09 | 2.74 | 20 |
| 11 | 07/23/2025 | 05:19:13 | -71.13, -84.41 | 128.86 | 07/23/2025 | 05:18:42 | -71.11, -84.48 | 128.87 | 3.06 | 31 |
| 12 | 07/23/2025 | 06:10:14 | 71.12, 82.82 | 51.14 | 07/23/2025 | 06:09:29 | 71.13, 82.79 | 51.16 | 1.58 | 45 |
| 13 | 07/23/2025 | 07:01:09 | -71.15,-109.86 | 128.83 | 07/23/2025 | 07:00:12 | -71.12,-109.86 | 128.85 | 3.48 | 57 |
| 14 | 07/23/2025 | 07:52:10 | 71.14, 57.37 | 51.17 | 07/23/2025 | 07:50:59 | 71.14, 57.41 | 51.18 | 1.63 | 71 |
| 15 | 07/23/2025 | 08:43:00 | -71.42,-134.85 | 128.56 | 07/23/2025 | 08:41:48 | -71.43,-135.79 | 128.50 | 33.33 | 72 |
| 16 | 07/23/2025 | 09:33:51 | 71.92, 33.35 | 51.92 | 07/23/2025 | 09:32:44 | 71.92, 30.63 | 52.04 | 93.66 | 67 |
Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 7/21/2025
Download SNOs between NOAA-19 and NPP since TLE EPOCH: 07/21/2025 in txt file.
Historial Predications of SNOs between NOAA-19 and NPP