Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2024 5 19.  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   (   0.00,-104.70) (  -0.20,-105.57)   99.34                80
 05/20/2024   21:14:35   (   0.01,-104.70) (   0.82,-101.08)  413.43                80
 05/22/2024   09:36:41   (  -0.02,-104.72) (   0.38,-106.38)  190.66                80
 05/23/2024   09:15:28   (  -0.02,-104.71) (  -0.64,-101.89)  322.05                80
 05/24/2024   21:37:43   (   0.02,-104.70) (  -0.52,-107.24)  288.66                80
 05/25/2024   21:21:50   (   0.02,-104.70) (   0.45,-102.73)  224.01                80
 05/27/2024   09:41:15   (  -0.02,-104.70) (   0.73,-108.04)  380.27                80
 05/28/2024   09:25:23   (  -0.02,-104.70) (  -0.31,-103.55)  132.38                80
 05/29/2024   21:44:56   (   0.02,-104.69) (  -0.94,-108.88)  478.37                80
 05/30/2024   21:29:04   (   0.02,-104.68) (   0.11,-104.39)   34.65                80