Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2022 5 26.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 05/26/2022   22:06:06   (  -0.05,-127.86) (   0.76,-124.14)  423.16                80
 05/28/2022   10:25:46   (   0.03,-127.92) (   0.38,-129.53)  184.29                80
 05/29/2022   10:10:02   (   0.03,-127.95) (  -0.61,-125.08)  327.42                80
 05/30/2022   22:29:49   (  -0.01,-127.99) (  -0.57,-130.49)  285.63                80
 05/31/2022   22:14:05   (  -0.02,-128.02) (   0.43,-126.04)  225.99                80
 06/02/2022   10:33:44   (  -0.01,-128.07) (   0.77,-131.42)  382.08                80
 06/03/2022   10:17:59   (   0.00,-128.10) (  -0.23,-126.96)  129.10                80
 06/04/2022   22:37:47   (   0.02,-128.13) (  -0.93,-132.38)  485.15                80
 06/05/2022   22:22:02   (   0.01,-128.15) (   0.08,-127.93)   26.16                80
 06/08/2022   10:23:17   (  -0.02,-128.23) (   0.11,-128.86)   71.20                80