Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 1 9.  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)
 01/10/2021   03:48:50   (   0.03,-137.25) (  -0.54,-139.82)  293.56                80
 01/11/2021   03:37:06   (   0.03,-137.26) (   0.08,-136.95)   34.98                80
 01/12/2021   03:25:24   (   0.03,-137.28) (   0.76,-134.09)  363.24                80
 01/14/2021   15:46:17   (  -0.01,-137.32) (   0.41,-139.03)  195.16                80
 01/15/2021   15:31:54   (   0.00,-137.34) (  -0.28,-136.17)  133.32                80
 01/16/2021   15:20:11   (   0.02,-137.35) (  -0.92,-133.30)  461.76                80
 01/18/2021   03:52:51   (  -0.02,-137.36) (  -0.91,-141.12)  429.77                80
 01/19/2021   03:43:48   (  -0.01,-137.37) (  -0.23,-138.26)  102.03                80
 01/20/2021   03:29:26   (  -0.01,-137.38) (   0.46,-135.40)  225.66                80
 01/22/2021   15:52:57   (   0.00,-137.41) (   0.70,-140.33)  334.03                80