Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 6 26.  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)
 06/28/2021   04:12:32   (  -0.04,-137.19) (  -0.62,-139.71)  288.36                80
 06/29/2021   04:03:28   (  -0.03,-137.18) (   0.06,-136.85)   38.68                80
 06/30/2021   03:51:43   (  -0.03,-137.18) (   0.73,-133.98)  365.68                80
 07/02/2021   16:09:44   (   0.03,-137.18) (   0.40,-138.87)  192.48                80
 07/03/2021   16:00:39   (   0.03,-137.17) (  -0.23,-135.99)  134.28                80
 07/04/2021   15:48:54   (   0.03,-137.17) (  -0.91,-133.13)  460.79                80
 07/06/2021   04:21:38   (  -0.02,-137.14) (  -0.92,-140.96)  437.00                80
 07/07/2021   04:09:54   (  -0.02,-137.12) (  -0.24,-138.10)  111.04                80
 07/08/2021   03:55:30   (  -0.01,-137.11) (   0.45,-135.24)  214.71                80