Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2023 2 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 02/20/2023   20:59:09   (  -0.04,-104.66) (  -0.14,-105.05)   44.47                80
 02/21/2023   20:43:28   (  -0.04,-104.67) (   0.89,-100.61)  463.29                80
 02/23/2023   09:05:53   (   0.04,-104.68) (   0.32,-106.00)  150.82                80
 02/24/2023   08:44:51   (   0.04,-104.68) (  -0.67,-101.55)  356.94                80
 02/25/2023   21:07:22   (  -0.05,-104.70) (  -0.56,-106.98)  259.00                80
 02/26/2023   20:51:41   (  -0.05,-104.71) (   0.42,-102.53)  248.96                80
 02/28/2023   09:14:05   (   0.05,-104.72) (   0.76,-107.93)  364.72                80
 03/01/2023   08:53:04   (   0.06,-104.73) (  -0.23,-103.48)  143.07                80
 03/02/2023   21:15:35   (  -0.06,-104.75) (  -0.97,-108.90)  473.09                80
 03/03/2023   20:59:54   (  -0.07,-104.76) (   0.03,-104.46)   35.12                80