Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2025 10 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 10/19/2025   10:27:16   (  -0.01,-104.71) (   0.45,-106.61)  217.98                80
 10/20/2025   10:05:46   (  -0.01,-104.71) (  -0.63,-102.04)  303.95                80
 10/21/2025   22:27:31   (  -0.00,-104.68) (  -0.58,-107.25)  293.12                80
 10/22/2025   22:11:20   (  -0.00,-104.68) (   0.44,-102.67)  229.22                80
 10/24/2025   10:32:57   (   0.02,-104.71) (   0.71,-107.85)  357.49                80
 10/25/2025   10:11:25   (   0.02,-104.71) (  -0.32,-103.27)  164.22                80
 10/26/2025   22:33:11   (  -0.03,-104.67) (  -0.87,-108.48)  433.81                80
 10/27/2025   22:16:59   (  -0.02,-104.67) (   0.17,-103.90)   88.22                80
 10/29/2025   10:38:36   (   0.03,-104.70) (   1.04,-109.07)  498.19                80
 10/30/2025   10:17:04   (   0.03,-104.70) (   0.01,-104.49)   23.66                80