Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 7 6.  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)
 07/06/2021   04:21:54   (  -0.04,-137.17) (   0.00,-141.17)  444.82                80
 07/07/2021   04:07:14   (  -0.04,-137.18) (  -0.25,-138.09)  104.17                80
 07/08/2021   03:58:09   (  -0.04,-137.18) (   0.44,-135.23)  223.65                80
 07/10/2021   16:16:10   (   0.03,-137.19) (   0.69,-140.12)  334.63                80
 07/11/2021   16:04:25   (   0.03,-137.18) (   0.07,-137.24)    7.86                80
 07/12/2021   15:55:20   (   0.03,-137.18) (  -0.61,-134.38)  319.60                80
 07/15/2021   04:13:39   (  -0.02,-137.17) (  -0.53,-139.34)  248.67                80
 07/16/2021   04:04:35   (  -0.02,-137.16) (   0.16,-136.48)   78.14                80
 07/17/2021   03:52:49   (  -0.02,-137.15) (   0.80,-133.61)  404.69                80
 07/18/2021   16:22:36   (   0.02,-137.13) (   1.01,-141.37)  483.35                80
 07/19/2021   16:10:51   (   0.02,-137.12) (   0.32,-138.50)  157.48                80