Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2025 8 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 08/19/2025   22:15:07   (   0.08,-104.71) (  -0.23,-105.96)  142.52                80
 08/20/2025   21:58:57   (   0.09,-104.71) (   0.82,-101.39)  378.48                80
 08/22/2025   10:20:36   (  -0.09,-104.71) (   0.37,-106.58)  213.64                80
 08/23/2025   09:59:07   (  -0.09,-104.71) (  -0.68,-102.01)  307.49                80
 08/24/2025   22:20:55   (   0.09,-104.71) (  -0.48,-107.24)  288.14                80
 08/25/2025   22:04:46   (   0.09,-104.71) (   0.57,-102.67)  233.50                80
 08/27/2025   10:26:25   (  -0.09,-104.72) (   0.61,-107.86)  357.32                80
 08/28/2025   10:04:56   (  -0.10,-104.72) (  -0.45,-103.29)  163.99                80
 08/29/2025   22:26:43   (   0.10,-104.72) (  -0.78,-108.50)  432.22                80
 08/30/2025   22:10:33   (   0.10,-104.72) (   0.28,-103.94)   89.17                80