Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2023 9 2.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 09/02/2023   08:51:54   (  -0.00,-104.71) (  -0.89,-100.67)  459.87                80
 09/03/2023   21:14:23   (   0.00,-104.69) (  -0.34,-106.08)  159.52                80
 09/04/2023   20:58:39   (  -0.00,-104.69) (   0.69,-101.63)  349.17                80
 09/06/2023   09:20:58   (   0.00,-104.72) (   0.53,-106.99)  258.83                80
 09/07/2023   08:59:54   (   0.01,-104.72) (  -0.50,-102.54)  249.57                80
 09/08/2023   21:22:21   (  -0.01,-104.69) (  -0.77,-107.93)  370.24                80
 09/09/2023   21:06:38   (  -0.02,-104.69) (   0.27,-103.48)  138.48                80
 09/11/2023   09:28:56   (   0.02,-104.73) (   0.95,-108.85)  468.91                80
 09/12/2023   09:07:52   (   0.02,-104.74) (  -0.03,-104.38)   39.82                80
 09/14/2023   21:11:56   (  -0.02,-104.71) (  -0.18,-105.33)   70.93                80
 09/15/2023   20:56:12   (  -0.02,-104.72) (   0.87,-100.88)  438.15                80