Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2023 3 14.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 03/14/2023   20:57:56   (  -0.02,-104.75) (   0.17,-103.84)  103.21                80
 03/17/2023   09:01:57   (   0.02,-104.75) (   0.04,-104.78)    4.33                80
 03/19/2023   21:03:26   (  -0.02,-104.77) (  -0.23,-105.76)  112.86                80
 03/20/2023   20:47:44   (  -0.02,-104.77) (   0.75,-101.30)  395.11                80
 03/22/2023   09:10:06   (   0.02,-104.78) (   0.46,-106.69)  218.29                80
 03/23/2023   08:49:03   (   0.02,-104.78) (  -0.53,-102.24)  289.69                80
 03/24/2023   21:11:34   (  -0.02,-104.80) (  -0.67,-107.66)  326.31                80
 03/25/2023   20:55:51   (  -0.02,-104.80) (   0.32,-103.21)  181.98                80
 03/27/2023   09:18:14   (   0.02,-104.81) (   0.86,-108.60)  430.95                80