Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2025 10 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 10/20/2025   10:05:45   (  -0.01,-104.71) (  -0.61,-102.04)  303.92                80
 10/21/2025   22:27:31   (  -0.00,-104.68) (  -0.60,-107.25)  293.19                80
 10/22/2025   22:11:20   (  -0.00,-104.68) (   0.49,-102.68)  229.14                80
 10/24/2025   10:32:57   (   0.02,-104.71) (   0.72,-107.85)  357.62                80
 10/25/2025   10:11:25   (   0.01,-104.71) (  -0.30,-103.27)  164.06                80
 10/26/2025   22:33:10   (  -0.03,-104.67) (  -0.88,-108.48)  433.98                80
 10/27/2025   22:16:59   (  -0.02,-104.67) (   0.15,-103.90)   88.00                80
 10/29/2025   10:38:35   (   0.03,-104.70) (   1.05,-109.06)  498.44                80
 10/30/2025   10:17:05   (   0.02,-104.70) (  -0.04,-104.50)   23.33                80
 11/01/2025   22:19:58   (  -0.03,-104.66) (  -0.13,-105.12)   52.95                80