Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2022 11 23.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 11/23/2022   10:31:08   (   0.04,-128.19) (   0.24,-129.10)  103.78                80
 11/24/2022   10:15:28   (   0.05,-128.16) (  -0.73,-124.66)  399.46                80
 11/25/2022   22:35:23   (  -0.03,-128.05) (  -0.52,-130.09)  233.94                80
 11/26/2022   22:19:45   (  -0.04,-128.02) (   0.50,-125.66)  268.86                80
 11/28/2022   10:39:32   (   0.02,-128.05) (   0.69,-131.08)  345.07                80
 11/29/2022   10:23:53   (   0.03,-128.02) (  -0.27,-126.64)  157.45                80
 11/30/2022   22:43:48   (  -0.00,-127.90) (  -0.97,-132.07)  476.69                80
 12/01/2022   22:28:10   (  -0.01,-127.87) (   0.06,-127.64)   26.01                80
 12/04/2022   10:29:37   (   0.01,-127.87) (   0.15,-128.62)   85.21                80
 12/05/2022   10:13:58   (   0.02,-127.83) (  -0.82,-124.17)  417.21                80
 12/06/2022   22:33:53   (  -0.00,-127.70) (  -0.42,-129.61)  217.49                80