Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2025 8 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)
 08/19/2025   22:16:30   (   0.08,-104.71) (   0.00,-106.01)  144.38                 0
 08/20/2025   21:58:58   (   0.09,-104.71) (   0.87,-101.40)  378.45                80
 08/22/2025   10:20:37   (  -0.09,-104.71) (   0.32,-106.59)  213.74                80
 08/23/2025   09:59:08   (  -0.09,-104.71) (  -0.73,-102.02)  307.35                80
 08/24/2025   22:20:55   (   0.09,-104.71) (  -0.49,-107.23)  288.32                80
 08/25/2025   22:04:46   (   0.09,-104.71) (   0.56,-102.67)  233.28                80
 08/27/2025   10:26:25   (  -0.09,-104.72) (   0.61,-107.85)  357.62                80
 08/28/2025   10:04:55   (  -0.10,-104.72) (  -0.44,-103.29)  163.64                80
 08/29/2025   22:26:43   (   0.10,-104.71) (  -0.78,-108.50)  432.59                80
 08/30/2025   22:10:33   (   0.10,-104.71) (   0.27,-103.93)   88.77                80
 09/02/2025   10:10:43   (  -0.11,-104.72) (  -0.17,-104.56)   19.03                80