Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2022 2 23.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 02/23/2022   10:58:14   (  -0.04,-137.20) (   0.10,-137.83)   72.59                80
 02/24/2022   10:37:11   (  -0.04,-137.19) (  -0.87,-133.38)  434.36                80
 02/25/2022   22:59:40   (   0.03,-137.19) (  -0.32,-138.80)  183.97                80
 02/26/2022   22:43:57   (   0.03,-137.18) (   0.65,-134.35)  322.67                80
 02/28/2022   11:06:18   (  -0.01,-137.17) (   0.55,-139.74)  292.87                80
 03/01/2022   10:45:15   (  -0.00,-137.16) (  -0.42,-135.29)  213.56                80
 03/02/2022   23:07:44   (  -0.00,-137.15) (  -0.78,-140.71)  405.50                80
 03/03/2022   22:52:00   (   0.00,-137.14) (   0.20,-136.26)  100.80                80
 03/06/2022   10:55:58   (  -0.00,-137.11) (   0.02,-137.20)    9.24                80
 03/07/2022   10:34:55   (  -0.01,-137.10) (  -0.96,-132.74)  496.60                80
 03/08/2022   22:57:24   (   0.00,-137.08) (  -0.24,-138.17)  123.60                80