Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2024 12 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 12/20/2024   19:46:31   (   0.02, -75.18) (   0.18, -74.39)   90.73                80
 12/23/2024   07:46:58   (  -0.02, -75.20) (  -0.07, -75.09)   14.12                80
 12/25/2024   19:50:13   (   0.01, -75.23) (  -0.10, -75.82)   66.23                80
 12/26/2024   19:34:09   (   0.00, -75.24) (   0.92, -71.27)  453.35                80
 12/28/2024   07:55:57   (   0.00, -75.26) (   0.30, -76.50)  141.07                80
 12/29/2024   07:34:34   (   0.00, -75.27) (  -0.72, -71.95)  378.19                80
 12/30/2024   19:56:32   (  -0.00, -75.29) (  -0.45, -77.23)  221.18                80
 12/31/2024   19:40:29   (   0.00, -75.30) (   0.58, -72.68)  298.48                80
 01/02/2025   08:02:18   (  -0.00, -75.33) (   0.56, -77.92)  294.91                80