Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2022 4 3.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 04/03/2022   10:38:23   (  -0.04,-137.20) (  -0.89,-133.37)  436.32                80
 04/04/2022   23:03:32   (   0.04,-137.19) (  -0.33,-138.79)  182.83                80
 04/05/2022   22:42:29   (   0.04,-137.18) (   0.66,-134.34)  323.77                80
 04/07/2022   11:07:28   (  -0.03,-137.17) (   0.55,-139.72)  291.04                80
 04/08/2022   10:46:24   (  -0.03,-137.16) (  -0.45,-135.27)  215.13                80
 04/09/2022   23:11:34   (   0.02,-137.13) (  -0.77,-140.69)  405.29                80
 04/10/2022   22:50:30   (   0.02,-137.12) (   0.23,-136.24)  100.62                80
 04/13/2022   10:57:05   (  -0.01,-137.08) (   0.03,-137.16)   10.07                80
 04/14/2022   10:36:02   (  -0.02,-137.06) (  -0.97,-132.71)  495.90                80
 04/15/2022   22:58:31   (   0.01,-137.03) (  -0.24,-138.13)  125.70                80
 04/16/2022   22:42:47   (   0.02,-137.00) (   0.77,-133.68)  379.32                80