Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2022 11 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 11/19/2022   22:45:18   (  -0.03,-128.18) (  -1.02,-132.56)  499.41                80
 11/20/2022   22:26:58   (  -0.05,-128.16) (  -0.06,-128.12)    5.46                80
 11/23/2022   10:31:07   (   0.04,-128.18) (   0.25,-129.10)  104.57                80
 11/24/2022   10:15:28   (   0.05,-128.16) (  -0.72,-124.66)  398.45                80
 11/25/2022   22:35:24   (  -0.03,-128.04) (  -0.47,-130.11)  235.49                80
 11/26/2022   22:19:45   (  -0.04,-128.01) (   0.50,-125.66)  267.10                80
 11/28/2022   10:39:32   (   0.02,-128.03) (   0.69,-131.08)  346.93                80
 11/29/2022   10:23:52   (   0.03,-128.00) (  -0.28,-126.64)  155.38                80
 11/30/2022   22:43:48   (  -0.00,-127.87) (  -0.96,-132.08)  479.33                80
 12/01/2022   22:28:08   (  -0.01,-127.84) (   0.01,-127.63)   23.28                80