Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2022 11 15.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 11/15/2022   11:18:12   (   0.00,-137.34) (   0.81,-140.87)  402.92                80
 11/16/2022   11:02:34   (   0.00,-137.34) (  -0.20,-136.44)  102.42                80
 11/18/2022   23:04:11   (  -0.00,-137.32) (  -0.02,-137.45)   13.93                80
 11/19/2022   22:48:32   (  -0.00,-137.32) (   1.00,-133.02)  491.17                80
 11/21/2022   11:08:18   (   0.00,-137.31) (   0.27,-138.41)  126.34                80
 11/22/2022   10:50:00   (   0.00,-137.30) (  -0.75,-133.99)  378.18                80
 11/23/2022   23:12:35   (  -0.00,-137.27) (  -0.48,-139.42)  245.08                80
 11/24/2022   22:56:56   (  -0.00,-137.26) (   0.48,-134.98)  258.78                80
 11/26/2022   11:19:23   (   0.00,-137.23) (   0.71,-140.39)  360.51                80
 11/27/2022   10:58:24   (  -0.00,-137.21) (  -0.26,-135.95)  142.69                80
 11/28/2022   23:20:59   (   0.01,-137.17) (  -0.97,-141.39)  482.41                80