Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2022 1 6.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 01/06/2022   10:40:35   (  -0.03,-137.22) (  -0.75,-133.91)  376.71                80
 01/07/2022   23:00:25   (   0.03,-137.22) (  -0.46,-139.34)  242.81                80
 01/08/2022   22:44:43   (   0.03,-137.21) (   0.55,-134.90)  263.99                80
 01/10/2022   11:04:24   (  -0.03,-137.21) (   0.67,-140.29)  350.65                80
 01/11/2022   10:48:42   (  -0.02,-137.21) (  -0.34,-135.84)  155.85                80
 01/12/2022   23:08:31   (   0.02,-137.19) (  -0.91,-141.26)  464.28                80
 01/13/2022   22:52:48   (   0.00,-137.18) (   0.09,-136.82)   42.02                80
 01/16/2022   10:54:07   (   0.01,-137.16) (   0.13,-137.76)   68.25                80
 01/17/2022   10:38:25   (   0.01,-137.14) (  -0.88,-133.31)  437.05                80
 01/18/2022   22:58:14   (  -0.01,-137.11) (  -0.35,-138.74)  184.83                80
 01/19/2022   22:42:31   (  -0.01,-137.09) (   0.60,-134.28)  320.22                80