Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 4 6.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 04/06/2021   03:43:36   (  -0.02,-137.21) (   0.35,-135.59)  184.82                 5
 04/08/2021   16:05:53   (   0.02,-137.22) (   0.78,-140.52)  377.32                80
 04/09/2021   15:54:09   (   0.02,-137.21) (   0.12,-137.66)   50.72                80
 04/10/2021   15:39:46   (   0.02,-137.21) (  -0.54,-134.79)  275.80                80
 04/13/2021   04:03:20   (  -0.02,-137.19) (  -0.62,-139.73)  291.02                80
 04/14/2021   03:48:56   (  -0.02,-137.18) (   0.05,-136.87)   35.12                80
 04/15/2021   03:37:13   (  -0.02,-137.17) (   0.73,-134.01)  361.05                80
 04/17/2021   16:00:45   (   0.02,-137.15) (   0.44,-138.94)  205.04                80
 04/18/2021   15:46:22   (   0.02,-137.13) (  -0.22,-136.08)  120.05                80
 04/19/2021   15:34:39   (   0.01,-137.11) (  -0.89,-133.22)  444.97                80