Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2022 12 2.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 12/04/2022   10:29:37   (   0.01,-127.89) (   0.20,-128.60)   81.68                80
 12/05/2022   10:13:58   (   0.02,-127.86) (  -0.83,-124.17)  420.99                80
 12/06/2022   22:33:54   (  -0.00,-127.74) (  -0.42,-129.61)  213.08                80
 12/07/2022   22:18:14   (  -0.01,-127.71) (   0.55,-125.17)  289.23                80
 12/09/2022   10:38:00   (  -0.00,-127.73) (   0.67,-130.57)  325.29                80
 12/10/2022   10:22:22   (   0.01,-127.69) (  -0.36,-126.14)  176.68                80
 12/11/2022   22:42:17   (   0.01,-127.56) (  -0.89,-131.58)  458.41                80
 12/12/2022   22:26:38   (  -0.00,-127.52) (   0.09,-127.14)   43.31                80
 12/15/2022   10:28:05   (  -0.01,-127.49) (   0.16,-128.10)   70.14                80