Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2023 3 26.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 03/26/2023   22:18:52   (  -0.15,-128.05) (   0.77,-124.01)  460.86                80
 03/28/2023   10:38:34   (   0.15,-128.07) (   0.46,-129.39)  151.12                80
 03/29/2023   10:20:11   (   0.15,-128.09) (  -0.53,-124.93)  359.62                80
 03/30/2023   22:42:42   (  -0.15,-128.17) (  -0.62,-130.37)  250.22                80
 03/31/2023   22:27:00   (  -0.15,-128.19) (   0.39,-125.92)  260.53                80
 04/02/2023   10:46:41   (   0.15,-128.21) (   0.82,-131.30)  351.59                80
 04/03/2023   10:30:58   (   0.16,-128.23) (  -0.13,-126.83)  158.97                80
 04/04/2023   22:50:48   (  -0.15,-128.30) (  -1.06,-132.26)  451.58                80
 04/05/2023   22:35:06   (  -0.15,-128.32) (  -0.04,-127.81)   58.86                80
 04/08/2023   10:36:23   (   0.15,-128.35) (   0.26,-128.73)   43.82                80