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: 9/19/2025
Index | Date | Time (GOES-17) | GOES-17 Lat,Lon | NOAA-21 Lat,Lon | Distance(km) | Time Diff (sec) |
1 | 09/19/2025 | 19:08:18 | 0.24, -89.52 | 1.08, -85.64 | 441.05 | 80 |
2 | 09/21/2025 | 07:30:06 | -0.24, -89.48 | 0.09, -90.91 | 162.82 | 80 |
3 | 09/22/2025 | 07:08:40 | -0.24, -89.49 | -0.91, -86.37 | 354.27 | 80 |
4 | 09/23/2025 | 19:30:35 | 0.24, -89.54 | -0.25, -91.67 | 243.94 | 80 |
5 | 09/24/2025 | 19:14:30 | 0.24, -89.54 | 0.76, -87.14 | 273.60 | 80 |
6 | 09/26/2025 | 07:36:17 | -0.23, -89.52 | 0.40, -92.41 | 329.17 | 80 |
7 | 09/27/2025 | 07:14:52 | -0.24, -89.52 | -0.60, -87.87 | 187.95 | 80 |
8 | 09/28/2025 | 19:36:47 | 0.23, -89.57 | -0.55, -93.18 | 410.69 | 80 |
9 | 09/29/2025 | 19:20:42 | 0.24, -89.58 | 0.46, -88.64 | 106.85 | 80 |
10 | 10/01/2025 | 07:42:28 | -0.23, -89.56 | 0.76, -93.90 | 495.01 | 80 |
11 | 10/02/2025 | 07:21:04 | -0.24, -89.56 | -0.32, -89.38 | 22.51 | 80 |
Figure of GOES-17 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 9/19/2025
Download SNOs between GOES-17 and NOAA-21 since TLE EPOCH: 09/19/2025 in txt file.
Historical Predications of SNOs between GOES-17 and NOAA-21