Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2023 4 25.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 04/26/2023   21:04:59   (  -0.00,-104.73) (  -0.18,-105.64)  102.92                80
 04/27/2023   20:49:16   (  -0.00,-104.73) (   0.82,-101.18)  405.15                80
 04/29/2023   09:11:35   (   0.00,-104.74) (   0.41,-106.55)  206.49                80
 04/30/2023   08:50:32   (   0.00,-104.74) (  -0.59,-102.10)  301.50                80
 05/01/2023   21:13:01   (  -0.00,-104.73) (  -0.61,-107.51)  316.09                80
 05/02/2023   20:57:18   (  -0.00,-104.74) (   0.39,-103.05)  192.29                80
 05/04/2023   09:19:37   (  -0.00,-104.75) (   0.81,-108.43)  418.58                80
 05/05/2023   08:58:33   (  -0.00,-104.75) (  -0.20,-103.97)   89.42                80
 05/07/2023   21:02:38   (   0.02,-104.74) (  -0.02,-104.92)   21.32                80
 05/08/2023   20:46:55   (   0.02,-104.73) (   1.00,-100.47)  486.42                80