Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2022 3 11.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 03/11/2022   11:04:03   (  -0.05,-137.20) (   0.36,-139.12)  218.01                80
 03/12/2022   10:42:59   (  -0.04,-137.19) (  -0.62,-134.66)  288.11                80
 03/13/2022   23:05:28   (   0.03,-137.16) (  -0.65,-140.07)  332.57                80
 03/14/2022   22:49:45   (   0.03,-137.15) (   0.39,-135.63)  173.32                80
 03/16/2022   11:12:04   (  -0.02,-137.13) (   0.88,-141.00)  442.34                80
 03/17/2022   10:51:02   (  -0.02,-137.11) (  -0.16,-136.56)   63.17                80
 03/19/2022   22:55:08   (   0.02,-137.06) (  -0.07,-137.53)   53.60                80
 03/20/2022   22:39:24   (   0.02,-137.04) (   0.91,-133.08)  451.31                80
 03/22/2022   11:01:45   (  -0.02,-137.01) (   0.28,-138.47)  165.98                80
 03/23/2022   10:40:41   (  -0.02,-136.98) (  -0.70,-134.01)  338.28                80
 03/24/2022   23:03:09   (   0.02,-136.92) (  -0.57,-139.42)  285.68                80