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)
 04/04/2021   04:07:25   (  -0.02,-137.21) (   0.00,-141.54)  482.08                 0
 04/05/2021   03:56:44   (  -0.02,-137.21) (  -0.32,-138.45)  142.08                80
 04/06/2021   03:42:21   (  -0.02,-137.21) (   0.35,-135.59)  184.95                80
 04/08/2021   16:05:53   (   0.02,-137.22) (   0.78,-140.52)  376.72                80
 04/09/2021   15:54:09   (   0.02,-137.22) (   0.12,-137.66)   49.97                80
 04/10/2021   15:39:46   (   0.02,-137.22) (  -0.54,-134.80)  276.68                80
 04/13/2021   04:03:20   (  -0.02,-137.20) (  -0.63,-139.73)  289.89                80
 04/14/2021   03:48:56   (  -0.02,-137.19) (   0.05,-136.87)   36.38                80
 04/15/2021   03:37:13   (  -0.02,-137.18) (   0.73,-134.01)  362.44                80
 04/17/2021   16:00:46   (   0.02,-137.17) (   0.44,-138.94)  203.21                80