Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2022 8 1.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 08/01/2022   10:28:58   (  -0.36,-128.01) (   0.06,-129.77)  201.12                80
 08/02/2022   10:13:14   (  -0.35,-127.98) (  -0.97,-125.32)  303.99                80
 08/03/2022   22:33:00   (   0.37,-127.92) (  -0.29,-130.72)  320.19                80
 08/04/2022   22:17:16   (   0.36,-127.89) (   0.74,-126.27)  184.74                80
 08/06/2022   10:36:53   (  -0.39,-127.85) (   0.46,-131.64)  432.47                80
 08/07/2022   10:21:08   (  -0.38,-127.80) (  -0.51,-127.17)   71.49                80
 08/09/2022   22:22:30   (   0.40,-127.68) (   0.28,-128.12)   51.27                80
 08/10/2022   22:06:45   (   0.40,-127.64) (   1.31,-123.67)  452.49                80
 08/12/2022   10:26:22   (  -0.42,-127.59) (  -0.12,-129.05)  165.52                80
 08/13/2022   10:10:37   (  -0.41,-127.54) (  -1.09,-124.58)  338.03                80
 08/14/2022   22:30:23   (   0.43,-127.45) (  -0.16,-129.98)  288.95                80