Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2024 4 12.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 04/12/2024   22:09:34   (   0.08,  61.22) (  -0.65,  64.46)  368.76                80
 04/14/2024   10:29:11   (  -0.07,  61.28) (  -0.57,  59.10)  248.10                80
 04/15/2024   10:13:21   (  -0.08,  61.29) (   0.46,  63.59)  262.72                80
 04/16/2024   22:32:49   (   0.07,  61.27) (   0.75,  58.27)  341.44                80
 04/17/2024   22:16:59   (   0.08,  61.28) (  -0.28,  62.76)  169.65                80
 04/19/2024   10:36:36   (  -0.07,  61.33) (  -0.94,  57.41)  446.86                80
 04/20/2024   10:20:45   (  -0.08,  61.34) (   0.04,  61.90)   63.94                80
 04/22/2024   22:21:42   (   0.07,  61.34) (   0.12,  61.07)   30.20                80
 04/23/2024   22:05:51   (   0.07,  61.35) (  -0.87,  65.56)  480.46                80
 04/25/2024   10:25:28   (  -0.06,  61.41) (  -0.34,  60.21)  136.93                80