Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 4 4.  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)
 04/05/2021   03:56:44   (  -0.02,-137.21) (  -0.33,-138.45)  142.13                80
 04/06/2021   03:42:21   (  -0.02,-137.21) (   0.35,-135.59)  184.84                80
 04/08/2021   16:05:53   (   0.02,-137.22) (   0.78,-140.52)  377.09                80
 04/09/2021   15:54:09   (   0.02,-137.22) (   0.13,-137.66)   50.43                80
 04/10/2021   15:39:46   (   0.02,-137.21) (  -0.53,-134.79)  276.15                80
 04/13/2021   04:03:20   (  -0.02,-137.19) (  -0.63,-139.73)  290.55                80
 04/14/2021   03:48:56   (  -0.02,-137.18) (   0.05,-136.87)   35.66                80
 04/15/2021   03:37:13   (  -0.02,-137.17) (   0.72,-134.01)  361.64                80
 04/17/2021   16:00:45   (   0.02,-137.16) (   0.45,-138.94)  204.26                80
 04/18/2021   15:46:22   (   0.02,-137.14) (  -0.22,-136.08)  120.91                80