Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2023 3 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)
 03/15/2023   22:20:55   (  -0.14,-127.63) (   0.53,-124.63)  341.67                80
 03/17/2023   10:40:37   (   0.14,-127.53) (   0.70,-130.01)  283.19                80
 03/18/2023   10:24:55   (   0.14,-127.49) (  -0.27,-125.56)  220.15                80
 03/19/2023   22:44:45   (  -0.14,-127.48) (  -0.95,-130.98)  399.15                80
 03/20/2023   22:29:04   (  -0.14,-127.44) (   0.09,-126.53)  104.16                80
 03/23/2023   10:30:23   (   0.14,-127.30) (   0.19,-127.45)   17.69                80
 03/24/2023   10:14:40   (   0.14,-127.26) (  -0.81,-123.00)  485.52                80
 03/25/2023   22:34:30   (  -0.14,-127.24) (  -0.40,-128.42)  134.22                80
 03/26/2023   22:18:48   (  -0.14,-127.20) (   0.60,-123.97)  368.64                80
 03/28/2023   10:38:29   (   0.14,-127.09) (   0.63,-129.35)  257.37                80