Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 7 21.  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)
 07/23/2021   04:20:03   (  -0.03,-137.19) (  -0.82,-140.58)  387.86                80
 07/24/2021   04:08:18   (  -0.03,-137.18) (  -0.17,-137.71)   61.08                80
 07/25/2021   03:59:13   (  -0.02,-137.17) (   0.54,-134.85)  265.70                80
 07/27/2021   16:17:16   (  -0.00,-137.17) (   0.61,-139.75)  295.03                80
 07/28/2021   16:08:12   (  -0.00,-137.16) (  -0.08,-136.88)   31.64                80
 07/29/2021   15:56:26   (  -0.00,-137.15) (  -0.72,-134.01)  358.18                80
 08/01/2021   04:14:41   (   0.00,-137.11) (  -0.41,-138.96)  211.10                80
 08/02/2021   04:05:35   (   0.00,-137.09) (   0.25,-136.09)  115.03                80
 08/03/2021   03:51:10   (   0.01,-137.07) (   0.91,-133.21)  440.90                80