Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2023 10 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)
 10/17/2023   21:06:53   (  -0.00,-104.68) (   0.41,-102.97)  195.42                80
 10/19/2023   09:29:10   (   0.00,-104.71) (   0.80,-108.33)  412.85                80
 10/20/2023   09:08:05   (   0.00,-104.70) (  -0.20,-103.87)   95.57                80
 10/22/2023   21:12:03   (  -0.00,-104.66) (  -0.04,-104.78)   15.09                80
 10/23/2023   20:56:18   (  -0.00,-104.65) (   0.97,-100.32)  493.72                80
 10/25/2023   09:18:35   (   0.00,-104.68) (   0.23,-105.68)  114.18                80
 10/26/2023   08:57:30   (   0.00,-104.68) (  -0.78,-101.22)  394.66                80
 10/27/2023   21:19:54   (  -0.00,-104.64) (  -0.44,-106.61)  223.95                80
 10/28/2023   21:04:09   (  -0.00,-104.64) (   0.58,-102.14)  285.14                80
 10/30/2023   09:26:25   (   0.00,-104.67) (   0.67,-107.49)  322.31                80