Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2022 3 12.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 03/12/2022   10:42:59   (  -0.04,-137.21) (  -0.61,-134.66)  290.52                80
 03/13/2022   23:08:08   (   0.04,-137.20) (  -0.60,-140.08)  328.67                80
 03/14/2022   22:47:05   (   0.03,-137.20) (   0.38,-135.63)  178.36                80
 03/16/2022   11:12:05   (  -0.02,-137.20) (   0.83,-141.02)  435.20                80
 03/17/2022   10:51:02   (  -0.02,-137.19) (  -0.15,-136.56)   71.47                80
 03/19/2022   22:57:48   (   0.02,-137.16) (  -0.08,-137.53)   42.64                80
 03/20/2022   22:39:25   (   0.02,-137.15) (   0.96,-133.09)  463.45                80
 03/22/2022   11:01:44   (  -0.02,-137.14) (   0.29,-138.46)  151.76                80
 03/23/2022   10:40:41   (  -0.02,-137.12) (  -0.70,-134.01)  353.67                80
 03/24/2022   23:03:10   (   0.02,-137.08) (  -0.52,-139.43)  268.77                80
 03/25/2022   22:47:27   (   0.01,-137.06) (   0.47,-134.98)  236.25                80