Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2022 2 11.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 02/11/2022   22:16:30   (  -0.01,-128.10) (  -0.04,-128.16)    8.41                80
 02/12/2022   22:00:48   (  -0.01,-128.07) (   0.98,-123.72)  496.08                80
 02/14/2022   10:23:09   (   0.01,-128.02) (   0.24,-129.11)  124.28                80
 02/15/2022   10:02:05   (   0.00,-127.99) (  -0.73,-124.65)  379.61                80
 02/16/2022   22:24:35   (  -0.00,-127.95) (  -0.46,-130.08)  242.43                80
 02/17/2022   22:08:51   (  -0.00,-127.92) (   0.51,-125.63)  261.54                80
 02/19/2022   10:31:12   (   0.00,-127.87) (   0.71,-131.02)  358.89                80
 02/20/2022   10:10:09   (   0.00,-127.83) (  -0.26,-126.56)  144.65                80
 02/21/2022   22:32:38   (  -0.00,-127.78) (  -0.92,-131.99)  478.64                80
 02/22/2022   22:16:55   (   0.00,-127.75) (   0.05,-127.53)   24.56                80