Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2024 1 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 01/19/2024   10:19:51   (   0.05,  61.70) (  -0.39,  59.82)  214.66                80
 01/20/2024   10:04:03   (   0.05,  61.72) (   0.61,  64.30)  294.05                80
 01/21/2024   22:26:16   (  -0.04,  61.63) (   0.53,  58.95)  304.49                80
 01/22/2024   22:05:08   (  -0.04,  61.65) (  -0.46,  63.43)  203.68                80
 01/24/2024   10:27:28   (   0.03,  61.81) (  -0.81,  58.07)  426.42                80
 01/25/2024   10:11:40   (   0.03,  61.84) (   0.19,  62.55)   81.89                80
 01/27/2024   22:15:23   (  -0.03,  61.77) (  -0.01,  61.69)    8.57                80
 01/28/2024   21:54:15   (  -0.03,  61.79) (  -1.02,  66.17)  499.35                80
 01/30/2024   10:16:35   (   0.03,  61.96) (  -0.23,  60.81)  130.93                80
 01/31/2024   10:00:47   (   0.03,  61.98) (   0.79,  65.28)  377.17                80