Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2026 10 10.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 10/11/2026   22:10:41   (   0.02, -89.49) (  -0.39, -91.25)  200.66                80
 10/12/2026   21:49:06   (   0.11, -89.49) (   0.75, -86.66)  322.45                80
 10/14/2026   10:13:11   (   0.05, -89.50) (   0.55, -91.76)  257.16                80
 10/15/2026   09:51:36   (  -0.04, -89.50) (  -0.58, -87.18)  265.79                80
 10/16/2026   22:15:50   (  -0.12, -89.50) (  -0.77, -92.30)  320.21                80
 10/17/2026   21:54:14   (  -0.03, -89.50) (   0.36, -87.72)  203.04                80
 10/19/2026   10:18:20   (   0.19, -89.52) (   0.95, -92.82)  375.90                80
 10/20/2026   09:56:44   (   0.09, -89.53) (  -0.17, -88.23)  147.44                80
 10/21/2026   22:21:00   (  -0.25, -89.53) (  -1.12, -93.37)  438.03                80
 10/22/2026   21:59:24   (  -0.16, -89.54) (   0.00, -88.78)   85.71                80
 10/24/2026   10:23:29   (   0.32, -89.57) (   1.33, -93.88)  492.38                80