Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2023 8 6.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 08/07/2023   21:11:08   (  -0.01,-104.70) (  -0.22,-105.69)  112.29                80
 08/08/2023   20:55:25   (  -0.01,-104.70) (   0.78,-101.23)  395.97                80
 08/10/2023   09:17:44   (   0.02,-104.73) (   0.45,-106.60)  212.85                80
 08/11/2023   08:56:40   (   0.02,-104.73) (  -0.55,-102.14)  295.10                80
 08/12/2023   21:19:09   (  -0.03,-104.70) (  -0.69,-107.55)  325.24                80
 08/13/2023   21:03:25   (  -0.03,-104.70) (   0.31,-103.09)  183.10                80
 08/15/2023   09:25:44   (   0.03,-104.74) (   0.90,-108.46)  424.88                80
 08/16/2023   09:04:41   (   0.03,-104.74) (  -0.11,-104.00)   83.39                80
 08/18/2023   21:08:46   (  -0.04,-104.71) (  -0.12,-104.95)   28.42                80
 08/19/2023   20:53:02   (  -0.04,-104.72) (   0.90,-100.50)  480.37                80