Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2022 4 23.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 04/23/2022   22:13:26   (  -0.12,-128.30) (   0.38,-126.21)  238.78                80
 04/25/2022   10:33:05   (   0.11,-128.25) (   0.87,-131.58)  379.71                80
 04/26/2022   10:17:21   (   0.12,-128.24) (  -0.15,-127.13)  126.25                80
 04/27/2022   22:37:09   (  -0.11,-128.23) (  -1.10,-132.55)  492.37                80
 04/28/2022   22:21:26   (  -0.12,-128.22) (  -0.08,-128.10)   13.85                80
 05/01/2022   10:22:41   (   0.11,-128.15) (   0.31,-129.02)   98.93                80
 05/02/2022   10:06:57   (   0.11,-128.13) (  -0.71,-124.57)  406.47                80
 05/03/2022   22:26:46   (  -0.10,-128.11) (  -0.51,-129.99)  213.55                80
 05/04/2022   22:11:01   (  -0.11,-128.09) (   0.46,-125.53)  291.85                80
 05/06/2022   10:30:40   (   0.09,-128.04) (   0.75,-130.91)  327.50                80