Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2022 7 24.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 07/26/2022   10:39:30   (  -0.34,-128.18) (   0.61,-132.37)  478.09                80
 07/27/2022   10:23:44   (  -0.33,-128.15) (  -0.36,-127.91)   27.40                80
 07/29/2022   22:25:06   (   0.34,-128.07) (   0.14,-128.86)   90.51                80
 07/30/2022   22:09:21   (   0.33,-128.04) (   1.17,-124.41)  414.99                80
 08/01/2022   10:28:59   (  -0.36,-128.01) (   0.03,-129.78)  201.77                80
 08/02/2022   10:13:13   (  -0.35,-127.97) (  -0.94,-125.31)  303.23                80
 08/03/2022   22:33:01   (   0.37,-127.91) (  -0.24,-130.73)  321.12                80
 08/04/2022   22:17:15   (   0.37,-127.88) (   0.73,-126.26)  183.72                80
 08/06/2022   10:36:52   (  -0.39,-127.83) (   0.46,-131.64)  433.59                80
 08/07/2022   10:21:07   (  -0.39,-127.79) (  -0.52,-127.17)   70.32                80