Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2022 3 4.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 03/04/2022   22:33:01   (  -0.05,-127.56) (  -0.91,-131.33)  430.20                80
 03/05/2022   22:11:59   (  -0.05,-127.61) (   0.12,-126.89)   82.10                80
 03/08/2022   10:18:37   (   0.05,-127.72) (   0.08,-127.83)   12.24                80
 03/09/2022   09:57:34   (   0.05,-127.76) (  -0.96,-123.39)  499.55                80
 03/10/2022   22:22:43   (  -0.06,-127.82) (  -0.31,-128.80)  111.87                80
 03/11/2022   22:01:40   (  -0.06,-127.86) (   0.73,-124.36)  399.71                80
 03/13/2022   10:26:40   (   0.07,-127.92) (   0.50,-129.74)  207.64                80
 03/14/2022   10:05:38   (   0.07,-127.96) (  -0.54,-125.30)  303.58                80
 03/15/2022   22:30:47   (  -0.08,-128.01) (  -0.67,-130.72)  308.80                80
 03/16/2022   22:09:44   (  -0.08,-128.05) (   0.31,-126.27)  202.28                80