Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2025 5 31.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 05/31/2025   23:12:57   (  -0.17,  61.49) (   0.76,  57.53)  452.11                80
 06/01/2025   22:56:49   (  -0.16,  61.47) (  -0.33,  62.09)   70.60                80
 06/04/2025   10:59:48   (   0.17,  61.40) (   0.18,  61.43)    2.52                80
 06/06/2025   22:59:58   (  -0.19,  61.42) (  -0.03,  60.81)   70.24                80
 06/07/2025   22:43:50   (  -0.18,  61.41) (  -1.11,  65.36)  451.97                80
 06/09/2025   11:02:58   (   0.21,  61.36) (  -0.10,  60.14)  139.75                80
 06/10/2025   10:46:49   (   0.20,  61.36) (   0.94,  64.71)  382.04                80
 06/11/2025   23:05:49   (  -0.23,  61.39) (   0.19,  59.51)  214.53                80
 06/12/2025   22:49:39   (  -0.22,  61.39) (  -0.84,  64.08)  306.82                80
 06/14/2025   11:08:48   (   0.25,  61.36) (  -0.35,  58.86)  285.85                80