Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 5 4.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 05/05/2023   07:19:27   (  -0.01, -75.19) (   0.73, -78.39)  364.93                80
 05/06/2023   06:58:25   (  -0.02, -75.19) (  -0.33, -73.94)  143.30                80
 05/07/2023   19:23:33   (   0.01, -75.20) (  -0.93, -79.35)  473.44                80
 05/08/2023   19:05:10   (   0.01, -75.20) (   0.07, -74.89)   34.91                80
 05/11/2023   07:09:05   (  -0.01, -75.21) (   0.13, -75.81)   67.96                80
 05/12/2023   06:48:02   (  -0.01, -75.22) (  -0.88, -71.35)  440.77                80
 05/13/2023   19:10:30   (   0.00, -75.23) (  -0.37, -76.76)  174.77                80
 05/14/2023   18:54:47   (   0.00, -75.24) (   0.65, -72.30)  334.68                80
 05/16/2023   07:17:06   (  -0.00, -75.27) (   0.56, -77.67)  274.88                80
 05/17/2023   06:56:03   (  -0.00, -75.28) (  -0.45, -73.22)  234.89                80