Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2025 4 24.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 04/24/2025   23:09:30   (   0.03,  61.43) (   0.96,  57.46)  454.25                80
 04/25/2025   22:53:21   (   0.03,  61.44) (  -0.08,  62.02)   65.64                80
 04/28/2025   10:53:43   (  -0.02,  61.48) (  -0.05,  61.35)   15.50                80
 04/30/2025   22:56:35   (   0.00,  61.52) (   0.20,  60.72)   91.67                80
 05/01/2025   22:40:26   (   0.01,  61.54) (  -0.84,  65.28)  427.38                80
 05/03/2025   10:59:37   (   0.01,  61.57) (  -0.31,  60.04)  173.73                80
 05/04/2025   10:43:27   (  -0.00,  61.59) (   0.68,  64.62)  345.21                80
 05/05/2025   23:02:27   (  -0.02,  61.62) (   0.50,  59.43)  250.27                80
 05/06/2025   22:46:19   (  -0.01,  61.63) (  -0.56,  63.99)  268.99                80
 05/08/2025   11:05:28   (   0.03,  61.66) (  -0.64,  58.76)  331.50                80