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: 10/5/2025
Index | Date | Time (GOES-17) | GOES-17 Lat,Lon | NOAA-21 Lat,Lon | Distance(km) | Time Diff (sec) |
1 | 10/05/2025 | 19:05:41 | 0.25, -89.52 | 1.14, -85.58 | 449.18 | 64 |
2 | 10/07/2025 | 07:29:50 | -0.23, -89.50 | 0.08, -90.83 | 152.50 | 80 |
3 | 10/08/2025 | 07:08:25 | -0.24, -89.50 | -0.96, -86.30 | 364.65 | 80 |
4 | 10/09/2025 | 19:32:59 | 0.22, -89.54 | -0.23, -91.60 | 234.38 | 80 |
5 | 10/10/2025 | 19:11:33 | 0.23, -89.55 | 0.81, -87.07 | 283.09 | 80 |
6 | 10/12/2025 | 07:35:59 | -0.21, -89.53 | 0.39, -92.32 | 317.94 | 80 |
7 | 10/13/2025 | 07:14:32 | -0.23, -89.53 | -0.59, -87.78 | 199.17 | 80 |
8 | 10/14/2025 | 19:39:07 | 0.21, -89.56 | -0.59, -93.07 | 400.04 | 80 |
9 | 10/15/2025 | 19:17:41 | 0.23, -89.58 | 0.46, -88.54 | 118.01 | 80 |
10 | 10/17/2025 | 07:42:06 | -0.20, -89.58 | 0.72, -93.80 | 480.72 | 80 |
11 | 10/18/2025 | 07:20:40 | -0.22, -89.59 | -0.27, -89.26 | 37.42 | 80 |
Figure of GOES-17 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 10/5/2025
Download SNOs between GOES-17 and NOAA-21 since TLE EPOCH: 10/05/2025 in txt file.
Historical Predications of SNOs between GOES-17 and NOAA-21