Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2023 11 12.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 11/12/2023   21:24:55   (  -0.00,-104.65) (  -0.68,-107.56)  331.42                80
 11/13/2023   21:09:09   (   0.00,-104.65) (   0.37,-103.10)  178.11                80
 11/15/2023   09:31:25   (   0.00,-104.68) (   0.88,-108.44)  429.21                80
 11/16/2023   09:10:19   (   0.00,-104.68) (  -0.18,-103.98)   80.00                80
 11/18/2023   21:14:16   (  -0.01,-104.64) (  -0.06,-104.89)   28.89                80
 11/19/2023   20:58:30   (  -0.01,-104.63) (   0.95,-100.42)  480.46                80
 11/21/2023   09:20:45   (   0.01,-104.66) (   0.29,-105.77)  126.67                80
 11/22/2023   08:59:38   (   0.01,-104.66) (  -0.72,-101.30)  382.78                80
 11/23/2023   21:22:02   (  -0.01,-104.63) (  -0.50,-106.68)  234.98                80
 11/24/2023   21:06:15   (  -0.02,-104.63) (   0.51,-102.21)  274.77                80