Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2023 8 25.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 08/26/2023   09:23:23   (   0.02,-104.72) (   0.69,-107.74)  343.80                80
 08/27/2023   09:02:19   (   0.02,-104.71) (  -0.33,-103.28)  163.99                80
 08/28/2023   21:24:46   (  -0.03,-104.67) (  -0.96,-108.67)  457.32                80
 08/29/2023   21:09:03   (  -0.03,-104.67) (   0.06,-104.22)   50.78                80
 09/01/2023   09:12:58   (   0.03,-104.71) (   0.15,-105.13)   48.82                80
 09/02/2023   08:51:54   (   0.03,-104.70) (  -0.88,-100.68)  459.33                80
 09/03/2023   21:14:23   (  -0.03,-104.66) (  -0.34,-106.08)  161.50                80
 09/04/2023   20:58:38   (  -0.03,-104.66) (   0.64,-101.62)  346.91                80
 09/06/2023   09:20:57   (   0.04,-104.71) (   0.54,-106.99)  260.38                80
 09/07/2023   08:59:53   (   0.04,-104.70) (  -0.44,-102.53)  247.78                80