Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2022 5 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 05/19/2022   22:32:16   (  -0.05,-127.56) (  -0.85,-131.16)  411.21                80
 05/20/2022   22:16:32   (  -0.06,-127.51) (   0.13,-126.70)   92.49                80
 05/23/2022   10:17:46   (   0.05,-127.39) (   0.09,-127.63)   26.13                80
 05/24/2022   10:02:02   (   0.07,-127.35) (  -0.89,-123.17)  477.26                80
 05/25/2022   22:21:49   (  -0.04,-127.30) (  -0.31,-128.58)  146.25                80
 05/26/2022   22:06:05   (  -0.05,-127.25) (   0.68,-124.12)  357.41                80
 05/28/2022   10:25:44   (   0.02,-127.18) (   0.54,-129.50)  264.68                80
 05/29/2022   10:10:00   (   0.03,-127.13) (  -0.45,-125.05)  238.19                80
 05/30/2022   22:29:46   (  -0.00,-127.06) (  -0.79,-130.45)  387.24                80
 05/31/2022   22:14:01   (  -0.01,-127.01) (   0.20,-125.99)  115.73                80