Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2022 2 15.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 02/16/2022   22:24:35   (  -0.01,-127.95) (  -0.47,-130.08)  241.89                80
 02/17/2022   22:08:51   (  -0.00,-127.92) (   0.50,-125.62)  262.10                80
 02/19/2022   10:31:12   (   0.00,-127.87) (   0.72,-131.01)  358.81                80
 02/20/2022   10:10:10   (   0.00,-127.83) (  -0.31,-126.57)  144.69                80
 02/21/2022   22:32:38   (  -0.00,-127.79) (  -0.94,-131.98)  477.94                80
 02/22/2022   22:16:55   (  -0.00,-127.75) (   0.04,-127.53)   25.35                80
 02/25/2022   10:20:53   (   0.01,-127.64) (   0.20,-128.46)   93.88                80
 02/26/2022   09:59:49   (   0.01,-127.60) (  -0.78,-124.01)  408.51                80
 02/27/2022   22:22:18   (  -0.01,-127.54) (  -0.41,-129.44)  215.96                80
 02/28/2022   22:06:35   (  -0.01,-127.49) (   0.57,-124.98)  286.57                80