Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2022 5 31.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 05/31/2022   22:14:05   (  -0.02,-128.02) (   0.45,-126.04)  225.60                80
 06/02/2022   10:33:44   (  -0.01,-128.07) (   0.75,-131.42)  382.99                80
 06/03/2022   10:18:00   (   0.00,-128.09) (  -0.25,-126.97)  127.99                80
 06/04/2022   22:37:47   (   0.02,-128.12) (  -0.92,-132.39)  486.29                80
 06/05/2022   22:22:03   (   0.01,-128.14) (   0.08,-127.93)   24.85                80
 06/08/2022   10:23:17   (  -0.02,-128.21) (   0.12,-128.86)   73.29                80
 06/09/2022   10:07:33   (  -0.01,-128.23) (  -0.88,-124.40)  437.23                80
 06/10/2022   22:27:19   (   0.04,-128.25) (  -0.33,-129.81)  178.20                80
 06/11/2022   22:11:35   (   0.03,-128.27) (   0.67,-125.35)  332.02                80
 06/13/2022   10:31:15   (  -0.06,-128.30) (   0.47,-130.75)  278.29                80