Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 7 8.  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)
 07/08/2021   03:58:09   (  -0.05,-137.18) (   0.41,-135.22)  223.78                80
 07/10/2021   16:16:10   (   0.04,-137.18) (   0.72,-140.11)  334.98                80
 07/11/2021   16:04:25   (   0.04,-137.18) (   0.04,-137.25)    8.24                80
 07/12/2021   15:55:20   (   0.04,-137.17) (  -0.59,-134.37)  319.04                80
 07/15/2021   04:13:39   (  -0.03,-137.16) (  -0.56,-139.34)  249.43                80
 07/16/2021   04:04:34   (  -0.03,-137.15) (   0.14,-136.47)   77.24                80
 07/17/2021   03:52:49   (  -0.03,-137.14) (   0.78,-133.60)  403.74                80
 07/18/2021   16:22:35   (   0.03,-137.12) (   1.04,-141.36)  484.69                80
 07/19/2021   16:10:51   (   0.03,-137.10) (   0.35,-138.50)  158.83                80
 07/20/2021   16:01:46   (   0.03,-137.09) (  -0.34,-135.63)  166.77                80
 07/21/2021   15:50:01   (   0.02,-137.07) (  -0.96,-132.76)  491.98                80