Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2023 5 17.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 05/17/2023   21:18:41   (  -0.00,-104.72) (  -0.91,-108.65)  448.71                80
 05/18/2023   21:02:57   (  -0.00,-104.72) (   0.11,-104.20)   59.78                80
 05/21/2023   09:06:53   (  -0.00,-104.74) (   0.07,-105.12)   43.25                80
 05/22/2023   08:45:50   (  -0.01,-104.74) (  -0.95,-100.67)  464.73                80
 05/23/2023   21:08:17   (   0.02,-104.73) (  -0.32,-106.06)  152.88                80
 05/24/2023   20:52:33   (   0.02,-104.73) (   0.71,-101.61)  355.58                80
 05/26/2023   09:14:53   (  -0.02,-104.75) (   0.49,-106.98)  255.06                80
 05/27/2023   08:53:49   (  -0.02,-104.75) (  -0.53,-102.53)  253.31                80
 05/28/2023   21:16:16   (   0.03,-104.74) (  -0.72,-107.93)  364.13                80
 05/29/2023   21:00:33   (   0.03,-104.74) (   0.32,-103.48)  144.67                80