Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2023 11 25.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 11/26/2023   10:16:46   (   0.02,  61.47) (  -0.38,  59.66)  206.10                80
 11/27/2023   10:00:59   (   0.00,  61.44) (   0.63,  64.13)  306.97                80
 11/28/2023   22:23:15   (  -0.03,  61.33) (   0.57,  58.78)  291.71                80
 11/29/2023   22:02:08   (  -0.01,  61.32) (  -0.45,  63.25)  220.40                80
 12/01/2023   10:24:31   (   0.04,  61.36) (  -0.76,  57.86)  399.11                80
 12/02/2023   10:08:45   (   0.02,  61.34) (   0.26,  62.33)  113.56                80
 12/03/2023   22:31:00   (  -0.05,  61.22) (   0.92,  56.98)  483.90                80
 12/04/2023   22:12:34   (  -0.04,  61.20) (  -0.11,  61.44)   28.21                80
 12/07/2023   10:13:50   (   0.05,  61.24) (  -0.12,  60.54)   80.29                80
 12/08/2023   09:58:03   (   0.03,  61.22) (   0.92,  65.00)  432.14                80