Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2022 2 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 02/18/2022   10:47:30   (  -0.03,-137.20) (  -0.34,-135.92)  145.54                80
 02/19/2022   23:09:59   (   0.03,-137.19) (  -0.91,-141.34)  473.08                80
 02/20/2022   22:54:16   (   0.03,-137.19) (   0.11,-136.89)   33.60                80
 02/23/2022   10:58:14   (  -0.03,-137.16) (   0.13,-137.83)   75.94                80
 02/24/2022   10:37:11   (  -0.02,-137.15) (  -0.90,-133.39)  429.84                80
 02/25/2022   22:59:40   (   0.01,-137.12) (  -0.35,-138.80)  190.75                80
 02/26/2022   22:43:56   (  -0.00,-137.11) (   0.62,-134.34)  314.83                80
 02/28/2022   11:06:18   (   0.01,-137.08) (   0.59,-139.74)  302.18                80
 03/01/2022   10:45:14   (   0.01,-137.06) (  -0.39,-135.28)  202.93                80
 03/02/2022   23:07:43   (  -0.00,-137.03) (  -0.81,-140.71)  418.66                80
 03/03/2022   22:52:00   (  -0.00,-137.01) (   0.17,-136.25)   86.48                80