Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2025 7 15.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 07/16/2025   11:05:58   (   0.42,  61.28) (   0.18,  60.34)  108.09                80
 07/17/2025   10:49:49   (   0.41,  61.28) (   1.24,  64.90)  413.03                80
 07/18/2025   23:11:28   (  -0.43,  61.33) (  -0.05,  59.71)  185.13                80
 07/19/2025   22:49:59   (  -0.42,  61.35) (  -1.11,  64.28)  334.96                80
 07/21/2025   11:11:46   (   0.44,  61.32) (  -0.06,  59.06)  258.24                80
 07/22/2025   10:55:35   (   0.44,  61.33) (   0.95,  63.63)  261.88                80
 07/23/2025   23:17:15   (  -0.45,  61.39) (   0.24,  58.45)  336.48                80
 07/24/2025   22:55:45   (  -0.45,  61.41) (  -0.82,  63.01)  183.17                80
 07/26/2025   11:17:33   (   0.46,  61.39) (  -0.34,  57.79)  410.81                80
 07/27/2025   11:01:22   (   0.46,  61.40) (   0.67,  62.36)  109.46                80
 07/28/2025   23:23:01   (  -0.46,  61.45) (   0.52,  57.18)  487.61                80