Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2024 12 16.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 12/16/2024   10:50:41   (   0.06,  61.48) (  -0.53,  58.91)  292.88                80
 12/17/2024   10:34:39   (   0.05,  61.48) (   0.53,  63.45)  225.70                80
 12/18/2024   22:56:28   (  -0.06,  61.35) (   0.67,  58.22)  357.58                80
 12/19/2024   22:35:06   (  -0.05,  61.35) (  -0.39,  62.75)  160.48                80
 12/21/2024   10:57:03   (   0.07,  61.47) (  -0.85,  57.49)  454.67                80
 12/22/2024   10:41:00   (   0.06,  61.47) (   0.21,  62.02)   63.94                80
 12/24/2024   22:41:26   (  -0.06,  61.33) (  -0.05,  61.33)    0.93                80
 12/27/2024   10:44:40   (   0.06,  61.48) (  -0.16,  60.62)   98.99                80
 12/28/2024   10:28:37   (   0.05,  61.48) (   0.86,  65.16)  418.88                80
 12/29/2024   22:50:26   (  -0.05,  61.36) (   0.30,  59.92)  164.15                80