Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2023 10 30.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 10/30/2023   09:26:26   (   0.00,-104.69) (   0.62,-107.50)  319.77                80
 10/31/2023   09:05:21   (  -0.00,-104.69) (  -0.40,-103.04)  189.34                80
 11/01/2023   21:27:44   (  -0.00,-104.66) (  -0.88,-108.41)  428.56                80
 11/02/2023   21:11:58   (  -0.00,-104.66) (   0.15,-103.95)   80.82                80
 11/05/2023   09:15:49   (   0.00,-104.69) (   0.05,-104.84)   17.11                80
 11/06/2023   08:54:44   (   0.00,-104.70) (  -0.98,-100.38)  492.48                80
 11/07/2023   21:17:07   (  -0.00,-104.67) (  -0.28,-105.75)  124.88                80
 11/08/2023   21:01:22   (  -0.00,-104.67) (   0.76,-101.29)  385.01                80
 11/10/2023   09:23:38   (   0.00,-104.71) (   0.46,-106.65)  221.29                80
 11/11/2023   09:02:32   (   0.00,-104.71) (  -0.58,-102.19)  288.34                80
 11/12/2023   21:24:56   (   0.00,-104.68) (  -0.66,-107.57)  329.42                80