Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2022 8 3.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 08/03/2022   22:33:01   (   0.37,-127.92) (  -0.27,-130.72)  319.88                80
 08/04/2022   22:17:15   (   0.36,-127.89) (   0.70,-126.26)  185.13                80
 08/06/2022   10:36:52   (  -0.39,-127.85) (   0.49,-131.63)  431.93                80
 08/07/2022   10:21:08   (  -0.38,-127.81) (  -0.54,-127.18)   72.12                80
 08/09/2022   22:22:30   (   0.40,-127.68) (   0.31,-128.13)   50.48                80
 08/10/2022   22:06:44   (   0.40,-127.64) (   1.29,-123.66)  453.35                80
 08/12/2022   10:26:22   (  -0.42,-127.60) (  -0.09,-129.04)  164.43                80
 08/13/2022   10:10:36   (  -0.41,-127.55) (  -1.07,-124.57)  339.18                80
 08/14/2022   22:30:23   (   0.43,-127.46) (  -0.13,-129.99)  287.74                80
 08/15/2022   22:14:38   (   0.42,-127.42) (   0.85,-125.52)  216.16                80