Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2022 8 29.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 08/29/2022   10:13:01   (   0.38,-127.98) (  -0.18,-125.54)  277.85                80
 08/30/2022   22:35:27   (  -0.38,-127.92) (  -1.05,-130.95)  345.12                80
 08/31/2022   22:19:42   (  -0.38,-127.91) (  -0.07,-126.49)  161.83                80
 09/02/2022   10:41:59   (   0.38,-127.92) (   1.26,-131.86)  448.83                80
 09/03/2022   10:20:53   (   0.38,-127.90) (   0.27,-127.40)   56.83                80
 09/05/2022   22:24:54   (  -0.37,-127.79) (  -0.51,-128.34)   63.44                80
 09/06/2022   22:09:10   (  -0.36,-127.76) (   0.54,-123.89)  442.31                80
 09/08/2022   10:31:27   (   0.35,-127.77) (   0.66,-129.26)  169.47                80
 09/09/2022   10:10:22   (   0.35,-127.74) (  -0.32,-124.80)  335.72                80
 09/10/2022   22:32:47   (  -0.34,-127.65) (  -0.94,-130.20)  291.27                80
 09/11/2022   22:17:01   (  -0.35,-127.62) (   0.05,-125.73)  214.64                80