Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2022 2 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)
 02/25/2022   10:20:52   (   0.02,-127.65) (   0.21,-128.46)   92.48                80
 02/26/2022   09:59:49   (   0.02,-127.61) (  -0.76,-124.00)  410.18                80
 02/27/2022   22:22:18   (  -0.03,-127.57) (  -0.44,-129.43)  212.19                80
 02/28/2022   22:06:35   (  -0.03,-127.53) (   0.54,-124.98)  290.62                80
 03/02/2022   10:28:55   (   0.04,-127.44) (   0.72,-130.35)  332.56                80
 03/03/2022   10:07:53   (   0.03,-127.40) (  -0.31,-125.91)  170.03                80
 03/04/2022   22:30:21   (  -0.04,-127.36) (  -0.94,-131.33)  452.90                80
 03/05/2022   22:14:38   (  -0.03,-127.31) (   0.09,-126.88)   49.90                80
 03/08/2022   10:18:35   (   0.04,-127.19) (   0.18,-127.81)   70.96                80