Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 9 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)
 09/08/2021   16:13:52   (  -0.01,-137.21) (  -0.01,-137.32)   12.86                80
 09/09/2021   16:04:46   (  -0.01,-137.21) (  -0.62,-134.44)  315.30                80
 09/12/2021   04:22:54   (   0.01,-137.19) (  -0.48,-139.36)  247.54                80
 09/13/2021   04:13:48   (   0.01,-137.19) (   0.19,-136.49)   79.53                80
 09/14/2021   04:02:03   (   0.01,-137.18) (   0.86,-133.62)  406.32                80
 09/15/2021   16:31:56   (  -0.02,-137.16) (   0.99,-141.41)  485.01                80
 09/16/2021   16:20:11   (  -0.02,-137.15) (   0.31,-138.54)  158.53                80
 09/17/2021   16:11:05   (  -0.02,-137.14) (  -0.38,-135.67)  167.94                80
 09/18/2021   15:59:19   (  -0.02,-137.13) (  -1.00,-132.79)  494.42                80
 09/20/2021   04:29:13   (   0.02,-137.10) (  -0.77,-140.59)  397.83                80
 09/21/2021   04:17:28   (   0.02,-137.09) (  -0.10,-137.72)   71.53                80