Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2022 9 16.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 09/16/2022   22:24:54   (  -0.33,-127.67) (  -0.32,-127.59)    9.47                80
 09/19/2022   10:28:47   (   0.32,-127.83) (   0.47,-128.51)   77.81                80
 09/20/2022   10:07:41   (   0.32,-127.86) (  -0.53,-124.05)  434.03                80
 09/21/2022   22:30:08   (  -0.30,-127.84) (  -0.64,-129.46)  184.96                80
 09/22/2022   22:14:22   (  -0.30,-127.87) (   0.36,-125.00)  327.26                80
 09/24/2022   10:33:59   (   0.28,-127.99) (   0.85,-130.37)  272.40                80
 09/25/2022   10:15:34   (   0.29,-128.02) (  -0.15,-125.91)  239.32                80
 09/26/2022   22:38:00   (  -0.27,-127.98) (  -1.00,-131.33)  380.96                80
 09/27/2022   22:22:14   (  -0.28,-128.01) (  -0.05,-126.86)  130.89                80
 09/29/2022   10:41:52   (   0.26,-128.13) (   1.21,-132.24)  469.12                80