Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 8 18.  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)
 08/18/2021   04:18:24   (  -0.02,-137.18) (   0.00,-138.62)  159.77                80
 08/19/2021   04:06:32   (  -0.01,-137.18) (   0.31,-135.67)  171.74                80
 08/20/2021   03:54:47   (  -0.01,-137.17) (   0.98,-132.80)  498.46                80
 08/21/2021   16:24:41   (  -0.01,-137.17) (   0.80,-140.60)  391.78                80
 08/22/2021   16:12:57   (  -0.02,-137.16) (   0.09,-137.74)   65.26                80
 08/23/2021   16:03:51   (  -0.02,-137.15) (  -0.57,-134.86)  261.55                80
 08/26/2021   04:21:59   (   0.02,-137.11) (  -0.60,-139.78)  304.21                80
 08/27/2021   04:12:54   (   0.02,-137.10) (   0.07,-136.91)   22.35                80
 08/28/2021   04:01:08   (   0.02,-137.09) (   0.73,-134.04)  348.72                80
 08/30/2021   16:19:17   (  -0.02,-137.06) (   0.44,-138.95)  216.89                80
 08/31/2021   16:10:11   (  -0.02,-137.04) (  -0.23,-136.08)  108.77                80