Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2025 6 10.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 06/11/2025   22:15:00   (  -0.01,-104.73) (  -0.70,-107.70)  339.04                80
 06/12/2025   21:58:51   (  -0.00,-104.74) (   0.34,-103.13)  182.88                80
 06/14/2025   10:20:31   (   0.00,-104.77) (   0.79,-108.34)  406.54                80
 06/15/2025   09:59:01   (  -0.00,-104.77) (  -0.25,-103.77)  115.28                80
 06/16/2025   22:20:50   (  -0.00,-104.77) (  -0.94,-108.99)  480.72                80
 06/17/2025   22:04:40   (  -0.00,-104.78) (   0.10,-104.42)   41.50                80
 06/20/2025   10:07:30   (   0.00,-104.82) (   0.05,-105.04)   25.42                80
 06/21/2025   09:46:01   (  -0.00,-104.82) (  -0.99,-100.47)  496.38                80
 06/22/2025   22:07:49   (   0.00,-104.82) (  -0.18,-105.70)   99.97                80
 06/23/2025   21:51:39   (  -0.00,-104.83) (   0.86,-101.13)  421.95                80