Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2022 8 8.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 08/09/2022   22:24:58   (  -0.40,-128.05) (  -0.41,-127.96)    9.99                80
 08/12/2022   10:28:50   (   0.40,-128.11) (   0.56,-128.89)   87.89                80
 08/13/2022   10:07:46   (   0.39,-128.12) (  -0.47,-124.43)  420.99                80
 08/14/2022   22:30:12   (  -0.40,-128.11) (  -0.79,-129.84)  197.18                80
 08/15/2022   22:14:27   (  -0.40,-128.12) (   0.19,-125.37)  312.52                80
 08/17/2022   10:36:44   (   0.41,-128.18) (   1.00,-130.75)  293.39                80
 08/18/2022   10:15:40   (   0.40,-128.18) (  -0.04,-126.30)  215.30                80
 08/19/2022   22:38:06   (  -0.40,-128.15) (  -1.21,-131.70)  405.00                80
 08/20/2022   22:22:21   (  -0.40,-128.15) (  -0.17,-127.25)  104.00                80