Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 6 29.  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)
 06/29/2021   04:03:27   (  -0.04,-137.19) (   0.02,-136.84)   39.32                80
 06/30/2021   03:51:43   (  -0.04,-137.18) (   0.70,-133.97)  366.42                80
 07/02/2021   16:09:44   (   0.04,-137.19) (   0.43,-138.86)  191.70                80
 07/03/2021   16:00:39   (   0.04,-137.18) (  -0.25,-136.00)  135.15                80
 07/04/2021   15:48:55   (   0.03,-137.17) (  -0.92,-133.13)  461.79                80
 07/06/2021   04:18:59   (  -0.03,-137.15) (  -0.91,-140.96)  435.61                80
 07/07/2021   04:07:14   (  -0.03,-137.14) (  -0.23,-138.10)  109.52                80
 07/08/2021   03:58:09   (  -0.02,-137.12) (   0.40,-135.22)  216.41                80
 07/10/2021   16:16:10   (   0.01,-137.09) (   0.74,-140.11)  345.62                80
 07/11/2021   16:04:25   (   0.00,-137.07) (   0.05,-137.25)   20.38                80
 07/12/2021   15:55:21   (   0.00,-137.05) (  -0.63,-134.39)  304.82                80