Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2023 3 16.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 03/17/2023   10:40:38   (   0.14,-127.53) (   0.67,-130.02)  283.17                80
 03/18/2023   10:24:56   (   0.14,-127.49) (  -0.30,-125.57)  220.21                80
 03/19/2023   22:44:46   (  -0.14,-127.48) (  -0.92,-130.98)  398.95                80
 03/20/2023   22:29:03   (  -0.14,-127.44) (   0.06,-126.53)  104.35                80
 03/23/2023   10:30:23   (   0.14,-127.30) (   0.16,-127.46)   17.52                80
 03/24/2023   10:14:41   (   0.14,-127.27) (  -0.83,-123.01)  485.75                80
 03/25/2023   22:34:31   (  -0.14,-127.25) (  -0.38,-128.43)  133.90                80
 03/26/2023   22:18:48   (  -0.15,-127.20) (   0.56,-123.96)  369.02                80
 03/28/2023   10:38:29   (   0.14,-127.09) (   0.67,-129.34)  257.05                80
 03/29/2023   10:22:46   (   0.15,-127.05) (  -0.33,-124.89)  245.70                80