Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2025 3 12.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 03/13/2025   22:08:33   (   0.02,-104.41) (  -0.88,-108.39)  454.05                80
 03/14/2025   21:52:27   (   0.02,-104.41) (   0.16,-103.84)   65.84                80
 03/17/2025   09:55:24   (  -0.02,-104.40) (  -0.00,-104.49)   10.73                80
 03/19/2025   21:55:49   (   0.02,-104.41) (  -0.18,-105.17)   87.08                80
 03/20/2025   21:39:43   (   0.02,-104.41) (   0.88,-100.62)  432.65                80
 03/22/2025   10:01:27   (  -0.02,-104.39) (   0.31,-105.83)  163.77                80
 03/23/2025   09:40:01   (  -0.01,-104.39) (  -0.75,-101.28)  355.73                80
 03/24/2025   22:01:52   (   0.00,-104.40) (  -0.46,-106.51)  240.49                80
 03/25/2025   21:45:44   (  -0.00,-104.40) (   0.55,-101.95)  279.30                80