Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2022 10 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 10/21/2022   10:36:24   (   0.16,-128.44) (   0.67,-130.72)  259.01                80
 10/22/2022   10:20:38   (   0.17,-128.45) (  -0.31,-126.25)  250.46                80
 10/23/2022   22:40:22   (  -0.14,-128.38) (  -0.89,-131.65)  373.23                80
 10/24/2022   22:24:36   (  -0.16,-128.38) (   0.09,-127.18)  136.29                80
 10/26/2022   10:44:13   (   0.13,-128.46) (   1.09,-132.55)  467.69                80
 10/27/2022   10:28:27   (   0.15,-128.45) (   0.05,-128.10)   41.05                80
 10/29/2022   22:29:44   (  -0.13,-128.35) (  -0.31,-129.02)   76.51                80
 10/30/2022   22:13:59   (  -0.14,-128.34) (   0.74,-124.56)  431.67                80
 11/01/2022   10:33:35   (   0.11,-128.41) (   0.48,-129.93)  173.85                80
 11/02/2022   10:17:50   (   0.12,-128.40) (  -0.57,-125.47)  334.01                80