Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2025 3 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 03/19/2025   21:57:12   (   0.04,-104.41) (   0.00,-105.21)   88.34                 0
 03/20/2025   21:39:42   (   0.04,-104.41) (   0.89,-100.62)  432.82                80
 03/22/2025   10:01:27   (  -0.03,-104.38) (   0.28,-105.83)  164.35                80
 03/23/2025   09:39:59   (  -0.03,-104.38) (  -0.73,-101.27)  355.16                80
 03/24/2025   22:01:50   (   0.02,-104.40) (  -0.46,-106.51)  240.11                80
 03/25/2025   21:45:43   (   0.01,-104.40) (   0.56,-101.94)  279.81                80
 03/27/2025   10:07:26   (  -0.00,-104.37) (   0.63,-107.15)  316.58                80
 03/28/2025   09:45:59   (  -0.01,-104.37) (  -0.40,-102.59)  203.14                80
 03/29/2025   22:07:50   (   0.01,-104.39) (  -0.76,-107.83)  392.41                80
 03/30/2025   21:51:43   (   0.01,-104.39) (   0.27,-103.27)  127.50                80
 04/01/2025   10:13:25   (  -0.01,-104.36) (   0.96,-108.47)  468.64                80
 04/02/2025   09:51:57   (  -0.01,-104.36) (  -0.09,-103.91)   50.91                80