Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2022 3 15.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 03/16/2022   11:12:05   (  -0.03,-137.20) (   0.83,-141.01)  434.79                80
 03/17/2022   10:51:02   (  -0.03,-137.20) (  -0.17,-136.56)   72.04                80
 03/19/2022   22:55:07   (   0.03,-137.17) (  -0.05,-137.53)   41.33                80
 03/20/2022   22:39:24   (   0.03,-137.16) (   0.95,-133.08)  464.92                80
 03/22/2022   11:01:43   (  -0.03,-137.15) (   0.28,-138.46)  150.13                80
 03/23/2022   10:40:40   (  -0.03,-137.13) (  -0.73,-134.01)  355.50                80
 03/24/2022   23:03:09   (   0.03,-137.09) (  -0.47,-139.43)  266.43                80
 03/25/2022   22:47:25   (   0.02,-137.07) (   0.48,-134.97)  238.86                80
 03/27/2022   11:09:44   (  -0.01,-137.04) (   0.73,-140.35)  377.27                80
 03/28/2022   10:48:40   (  -0.01,-137.02) (  -0.28,-135.90)  127.84                80