Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2025 4 22.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 04/23/2025   10:50:29   (  -0.04,  61.43) (   0.24,  62.65)  138.96                80
 04/24/2025   23:09:30   (   0.03,  61.44) (   0.93,  57.45)  454.72                80
 04/25/2025   22:53:22   (   0.03,  61.45) (  -0.11,  62.01)   64.94                80
 04/28/2025   10:53:42   (  -0.02,  61.50) (  -0.08,  61.35)   17.11                80
 04/30/2025   22:56:35   (   0.00,  61.54) (   0.18,  60.71)   93.44                80
 05/01/2025   22:40:27   (   0.01,  61.56) (  -0.87,  65.28)  425.38                80
 05/03/2025   10:59:36   (   0.01,  61.60) (  -0.35,  60.05)  176.17                80
 05/04/2025   10:43:28   (  -0.00,  61.62) (   0.70,  64.61)  342.52                80
 05/05/2025   23:02:28   (  -0.02,  61.64) (   0.48,  59.42)  253.18                80