Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2024 5 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 05/19/2024   21:30:28   (   0.01,-104.70) (  -0.16,-105.58)   99.60                80
 05/20/2024   21:14:36   (   0.01,-104.70) (   0.85,-101.09)  413.31                80
 05/22/2024   09:36:41   (  -0.02,-104.72) (   0.34,-106.39)  190.59                80
 05/23/2024   09:15:29   (  -0.02,-104.71) (  -0.68,-101.90)  321.98                80
 05/24/2024   21:37:43   (   0.03,-104.70) (  -0.54,-107.23)  288.84                80
 05/25/2024   21:21:51   (   0.03,-104.70) (   0.49,-102.74)  223.68                80
 05/27/2024   09:41:15   (  -0.03,-104.70) (   0.75,-108.04)  380.64                80
 05/28/2024   09:25:22   (  -0.03,-104.70) (  -0.30,-103.54)  131.89                80
 05/29/2024   21:44:57   (   0.04,-104.68) (  -0.89,-108.89)  478.85                80
 05/30/2024   21:29:03   (   0.03,-104.68) (   0.10,-104.38)   34.00                80