Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2025 3 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 03/19/2025   22:49:15   (   0.09,  61.24) (  -0.11,  62.10)   97.63                80
 03/22/2025   10:49:39   (  -0.09,  61.31) (  -0.08,  61.42)   12.54                80
 03/24/2025   22:52:35   (   0.09,  61.27) (   0.22,  60.77)   56.91                80
 03/25/2025   22:36:29   (   0.10,  61.27) (  -0.86,  65.32)  462.62                80
 03/27/2025   10:58:19   (  -0.09,  61.34) (  -0.38,  60.09)  142.63                80
 03/28/2025   10:36:52   (  -0.10,  61.35) (   0.65,  64.65)  376.53                80
 03/29/2025   22:58:35   (   0.09,  61.31) (   0.53,  59.45)  213.05                80
 03/30/2025   22:42:28   (   0.09,  61.32) (  -0.51,  64.01)  306.04                80
 04/01/2025   11:04:18   (  -0.08,  61.40) (  -0.70,  58.77)  299.66                80
 04/02/2025   10:45:30   (  -0.09,  61.41) (   0.35,  63.33)  218.77                80