Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2023 10 26.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 10/26/2023   08:57:30   (   0.01,-104.69) (  -0.79,-101.22)  395.98                80
 10/27/2023   21:19:54   (  -0.00,-104.66) (  -0.45,-106.60)  221.67                80
 10/28/2023   21:04:09   (  -0.00,-104.66) (   0.57,-102.14)  287.80                80
 10/30/2023   09:26:26   (   0.00,-104.70) (   0.63,-107.50)  319.32                80
 10/31/2023   09:05:21   (  -0.00,-104.70) (  -0.39,-103.04)  189.90                80
 11/01/2023   21:27:45   (   0.00,-104.66) (  -0.83,-108.42)  428.24                80
 11/02/2023   21:11:58   (   0.00,-104.67) (   0.14,-103.95)   81.25                80
 11/05/2023   09:15:50   (   0.00,-104.71) (   0.02,-104.85)   16.02                80
 11/06/2023   08:54:45   (   0.00,-104.71) (  -1.01,-100.39)  493.58                80
 11/07/2023   21:17:08   (  -0.00,-104.68) (  -0.26,-105.76)  123.99                80
 11/08/2023   21:01:23   (  -0.00,-104.68) (   0.78,-101.30)  385.92                80