Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between GOES-17 and NOAA-21 Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 9/18/2025
Index | Date | Time (GOES-17) | GOES-17 Lat,Lon | NOAA-21 Lat,Lon | Distance(km) | Time Diff (sec) |
1 | 09/18/2025 | 19:24:24 | 0.24, -89.51 | 0.07, -90.17 | 76.02 | 80 |
2 | 09/19/2025 | 19:08:19 | 0.24, -89.52 | 1.13, -85.65 | 441.09 | 80 |
3 | 09/21/2025 | 07:30:05 | -0.24, -89.48 | 0.11, -90.91 | 162.75 | 80 |
4 | 09/22/2025 | 07:08:41 | -0.24, -89.49 | -0.96, -86.38 | 354.42 | 80 |
5 | 09/23/2025 | 19:30:35 | 0.24, -89.54 | -0.26, -91.67 | 243.63 | 80 |
6 | 09/24/2025 | 19:14:31 | 0.24, -89.55 | 0.80, -87.15 | 273.99 | 80 |
7 | 09/26/2025 | 07:36:17 | -0.23, -89.52 | 0.42, -92.40 | 328.75 | 80 |
8 | 09/27/2025 | 07:14:52 | -0.24, -89.53 | -0.59, -87.87 | 188.46 | 80 |
9 | 09/28/2025 | 19:39:27 | 0.23, -89.57 | -0.57, -93.17 | 410.05 | 80 |
10 | 09/29/2025 | 19:20:41 | 0.24, -89.58 | 0.44, -88.64 | 107.55 | 80 |
11 | 10/01/2025 | 07:42:29 | -0.23, -89.57 | 0.72, -93.91 | 494.28 | 80 |
Figure of GOES-17 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 9/18/2025
Download SNOs between GOES-17 and NOAA-21 since TLE EPOCH: 09/18/2025 in txt file.
Historical Predications of SNOs between GOES-17 and NOAA-21