Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2022 6 23.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 06/24/2022   10:28:45   (  -0.12,-128.47) (   0.26,-130.04)  180.47                80
 06/25/2022   10:13:00   (  -0.11,-128.47) (  -0.75,-125.59)  328.56                80
 06/26/2022   22:32:48   (   0.14,-128.47) (  -0.41,-131.01)  288.84                80
 06/27/2022   22:17:02   (   0.13,-128.48) (   0.54,-126.54)  220.09                80
 06/29/2022   10:36:42   (  -0.17,-128.49) (   0.64,-131.93)  392.37                80
 06/30/2022   10:20:57   (  -0.15,-128.49) (  -0.37,-127.47)  116.02                80
 07/02/2022   22:24:59   (   0.17,-128.48) (   0.17,-128.43)    5.80                80
 07/05/2022   10:26:13   (  -0.18,-128.49) (   0.04,-129.35)   98.61                80
 07/06/2022   10:10:28   (  -0.17,-128.48) (  -0.98,-124.89)  409.40                80