Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2023 10 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 10/27/2023   21:19:54   (  -0.00,-104.66) (  -0.44,-106.60)  221.70                80
 10/28/2023   21:04:09   (  -0.00,-104.66) (   0.58,-102.14)  287.77                80
 10/30/2023   09:26:26   (   0.00,-104.70) (   0.61,-107.50)  319.51                80
 10/31/2023   09:05:20   (   0.00,-104.70) (  -0.35,-103.03)  189.71                80
 11/01/2023   21:27:44   (  -0.00,-104.66) (  -0.87,-108.41)  428.27                80
 11/02/2023   21:11:59   (  -0.01,-104.66) (   0.15,-103.95)   81.29                80
 11/05/2023   09:15:50   (   0.02,-104.70) (   0.06,-104.84)   15.93                80
 11/06/2023   08:54:44   (   0.02,-104.71) (  -0.97,-100.38)  493.68                80
 11/07/2023   21:17:08   (  -0.02,-104.68) (  -0.24,-105.77)  123.85                80
 11/08/2023   21:01:22   (  -0.02,-104.68) (   0.73,-101.29)  386.10                80