Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2025 5 23.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 05/24/2025   11:04:15   (   0.11,  61.55) (  -0.38,  59.44)  240.39                80
 05/25/2025   10:48:06   (   0.10,  61.54) (   0.64,  64.02)  282.40                80
 05/26/2025   23:07:06   (  -0.14,  61.55) (   0.49,  58.82)  311.95                80
 05/27/2025   22:50:57   (  -0.13,  61.54) (  -0.52,  63.39)  210.43                80
 05/29/2025   11:10:07   (   0.15,  61.49) (  -0.60,  58.15)  381.41                80
 05/30/2025   10:53:58   (   0.14,  61.48) (   0.42,  62.72)  140.88                80
 05/31/2025   23:12:58   (  -0.17,  61.50) (   0.71,  57.52)  453.84                80
 06/01/2025   22:56:48   (  -0.16,  61.49) (  -0.31,  62.09)   68.61                80
 06/04/2025   10:57:08   (   0.17,  61.43) (   0.16,  61.43)    0.61                80