Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2022 5 16.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 05/16/2022   10:47:13   (  -0.01,-137.20) (  -0.47,-135.14)  234.90                80
 05/17/2022   23:12:20   (   0.01,-137.18) (  -0.76,-140.55)  383.95                80
 05/18/2022   22:51:17   (   0.01,-137.17) (   0.28,-136.10)  122.85                80
 05/20/2022   11:16:15   (  -0.01,-137.16) (   0.99,-141.47)  491.55                80
 05/21/2022   10:55:11   (  -0.01,-137.15) (  -0.05,-137.02)   14.98                80
 05/23/2022   22:59:14   (   0.00,-137.11) (  -0.18,-137.98)   98.28                80
 05/24/2022   22:43:30   (   0.00,-137.10) (   0.80,-133.52)  408.23                80
 05/26/2022   11:05:49   (  -0.00,-137.09) (   0.41,-138.90)  206.61                80
 05/27/2022   10:44:45   (  -0.00,-137.07) (  -0.57,-134.44)  299.55                80
 05/28/2022   23:07:12   (   0.00,-137.04) (  -0.62,-139.85)  320.94                80
 05/29/2022   22:51:27   (   0.00,-137.02) (   0.37,-135.40)  184.86                80