Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2023 8 26.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 08/26/2023   09:23:22   (   0.02,-104.72) (   0.72,-107.73)  343.74                80
 08/27/2023   09:02:19   (   0.02,-104.71) (  -0.30,-103.27)  164.06                80
 08/28/2023   21:24:47   (  -0.03,-104.67) (  -0.94,-108.68)  457.18                80
 08/29/2023   21:09:03   (  -0.03,-104.67) (   0.09,-104.22)   50.96                80
 09/01/2023   09:12:58   (   0.03,-104.71) (   0.12,-105.13)   48.54                80
 09/02/2023   08:51:55   (   0.03,-104.71) (  -0.90,-100.68)  459.61                80
 09/03/2023   21:14:22   (  -0.03,-104.67) (  -0.38,-106.07)  161.22                80
 09/04/2023   20:58:39   (  -0.03,-104.67) (   0.65,-101.62)  347.23                80
 09/06/2023   09:20:57   (   0.04,-104.71) (   0.58,-106.98)  260.01                80
 09/07/2023   08:59:53   (   0.04,-104.71) (  -0.46,-102.53)  248.17                80
 09/08/2023   21:22:21   (  -0.04,-104.66) (  -0.81,-107.93)  373.01                80