Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2025 6 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 06/22/2025   22:07:48   (  -0.03,-104.74) (  -0.22,-105.69)  107.89                80
 06/23/2025   21:48:59   (  -0.02,-104.74) (   0.83,-101.12)  413.20                80
 06/25/2025   10:13:18   (   0.02,-104.73) (   0.36,-106.31)  179.17                80
 06/26/2025   09:51:48   (   0.01,-104.73) (  -0.69,-101.74)  341.85                80
 06/27/2025   22:13:36   (  -0.01,-104.74) (  -0.53,-106.96)  253.47                80
 06/28/2025   21:57:26   (  -0.01,-104.74) (   0.52,-102.39)  268.16                80
 06/30/2025   10:19:06   (   0.01,-104.75) (   0.68,-107.57)  322.99                80
 07/01/2025   09:57:36   (   0.01,-104.75) (  -0.37,-103.01)  198.81                80
 07/02/2025   22:19:24   (  -0.01,-104.76) (  -0.77,-108.24)  395.77                80
 07/03/2025   22:03:14   (  -0.00,-104.77) (   0.23,-103.66)  126.17                80
 07/05/2025   10:24:54   (   0.00,-104.78) (   0.91,-108.86)  464.86                80