Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2022 7 4.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 07/05/2022   23:10:12   (  -0.05,-137.20) (  -0.61,-139.58)  272.02                80
 07/06/2022   22:49:07   (  -0.05,-137.19) (   0.40,-135.12)  235.71                80
 07/08/2022   11:14:06   (   0.05,-137.19) (   0.81,-140.50)  377.75                80
 07/09/2022   10:53:01   (   0.04,-137.18) (  -0.20,-136.04)  129.29                80
 07/10/2022   23:18:08   (  -0.04,-137.16) (  -1.03,-141.45)  489.74                80
 07/11/2022   22:59:43   (  -0.03,-137.14) (  -0.02,-136.99)   16.81                80
 07/14/2022   11:03:37   (   0.02,-137.10) (   0.21,-137.92)   92.80                80
 07/15/2022   10:42:32   (   0.01,-137.08) (  -0.81,-133.46)  413.21                80
 07/16/2022   23:07:39   (  -0.02,-137.05) (  -0.43,-138.87)  206.82                80
 07/17/2022   22:46:34   (  -0.02,-137.03) (   0.59,-134.41)  299.31                80