Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2022 9 22.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 09/22/2022   22:14:21   (  -0.31,-127.87) (   0.33,-124.99)  327.52                80
 09/24/2022   10:34:00   (   0.29,-127.98) (   0.82,-130.38)  272.89                80
 09/25/2022   10:15:34   (   0.30,-128.01) (  -0.18,-125.92)  238.74                80
 09/26/2022   22:38:00   (  -0.27,-127.98) (  -1.02,-131.32)  380.92                80
 09/27/2022   22:22:14   (  -0.28,-128.01) (  -0.02,-126.86)  130.83                80
 09/29/2022   10:41:52   (   0.26,-128.12) (   1.17,-132.24)  469.88                80
 09/30/2022   10:23:26   (   0.28,-128.13) (   0.22,-127.77)   41.01                80
 10/02/2022   22:27:26   (  -0.26,-128.10) (  -0.40,-128.72)   70.58                80
 10/03/2022   22:11:40   (  -0.26,-128.11) (   0.61,-124.26)  439.85                80
 10/05/2022   10:31:19   (   0.24,-128.21) (   0.54,-129.64)  162.35                80