Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2019 6 18.  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)
 06/19/2019   13:46:25   (  -0.03,-137.22) (  -1.04,-132.89)  494.21                80
 06/21/2019   02:19:17   (   0.03,-137.17) (  -0.80,-140.75)  409.18                80
 06/22/2019   02:07:39   (   0.02,-137.16) (  -0.13,-137.91)   85.64                80
 06/23/2019   01:58:41   (   0.02,-137.15) (   0.49,-135.07)  237.90                80
 06/25/2019   14:17:05   (  -0.02,-137.17) (   0.67,-140.05)  328.84                80
 06/26/2019   14:05:27   (  -0.02,-137.16) (   0.01,-137.21)    6.33                80
 06/27/2019   13:56:30   (  -0.02,-137.15) (  -0.65,-134.37)  316.81                80
 06/30/2019   02:15:01   (   0.03,-137.07) (  -0.50,-139.39)  265.12                80
 07/01/2019   02:06:03   (   0.03,-137.05) (   0.12,-136.54)   56.97                80
 07/02/2019   01:54:26   (   0.03,-137.03) (   0.80,-133.71)  378.70                80