Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2023 2 16.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 02/17/2023   09:15:59   (   0.04,-104.67) (   0.91,-108.51)  438.15                80
 02/18/2023   08:54:59   (   0.04,-104.67) (  -0.12,-104.07)   68.08                80
 02/20/2023   20:59:09   (  -0.05,-104.67) (  -0.11,-105.05)   43.22                80
 02/21/2023   20:43:28   (  -0.05,-104.67) (   0.86,-100.60)  463.58                80
 02/23/2023   09:05:52   (   0.05,-104.66) (   0.35,-106.00)  152.33                80
 02/24/2023   08:44:51   (   0.05,-104.66) (  -0.63,-101.55)  354.40                80
 02/25/2023   21:07:22   (  -0.06,-104.67) (  -0.60,-106.97)  262.78                80
 02/26/2023   20:51:42   (  -0.06,-104.67) (   0.44,-102.53)  244.18                80
 02/28/2023   09:14:05   (   0.06,-104.66) (   0.81,-107.92)  371.33                80
 03/01/2023   08:53:03   (   0.07,-104.66) (  -0.18,-103.47)  135.46                80