Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2025 11 28.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 11/28/2025   23:00:58   (   0.38,  61.51) (  -0.51,  65.31)  434.16                80
 11/30/2025   11:25:19   (  -0.47,  61.58) (  -0.80,  60.14)  164.75                80
 12/01/2025   11:03:48   (  -0.42,  61.57) (   0.29,  64.71)  358.42                80
 12/02/2025   23:28:03   (   0.51,  61.46) (   0.92,  59.55)  216.96                80
 12/03/2025   23:06:32   (   0.46,  61.45) (  -0.17,  64.12)  305.07                80
 12/05/2025   11:30:53   (  -0.55,  61.55) (  -1.13,  58.95)  296.38                80
 12/06/2025   11:09:21   (  -0.51,  61.54) (  -0.04,  63.52)  225.99                80
 12/07/2025   23:33:36   (   0.59,  61.43) (   1.29,  58.37)  349.58                80
 12/08/2025   23:12:04   (   0.54,  61.43) (   0.20,  62.94)  172.15                80
 12/10/2025   11:36:26   (  -0.62,  61.54) (  -1.49,  57.76)  430.44                80
 12/11/2025   11:14:54   (  -0.58,  61.53) (  -0.39,  62.33)   91.99                80