Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2021 8 12.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 08/13/2021   03:36:10   (   0.19,-128.15) (   0.17,-128.29)   15.16                80
 08/14/2021   03:21:45   (   0.20,-128.17) (   0.83,-125.42)  313.89                80
 08/16/2021   15:45:12   (  -0.18,-128.18) (   0.35,-130.32)  245.15                80
 08/17/2021   15:30:47   (  -0.19,-128.20) (  -0.36,-127.46)   83.53                80
 08/18/2021   15:21:42   (  -0.19,-128.21) (  -1.01,-124.59)  412.01                80
 08/20/2021   03:54:16   (   0.16,-128.24) (  -0.82,-132.38)  473.20                80
 08/21/2021   03:42:32   (   0.17,-128.25) (  -0.10,-129.52)  145.14                80
 08/22/2021   03:28:06   (   0.19,-128.25) (   0.57,-126.65)  182.88                80
 08/24/2021   15:51:34   (  -0.16,-128.24) (   0.63,-131.56)  379.88                80
 08/25/2021   15:39:50   (  -0.17,-128.25) (  -0.09,-128.70)   51.55                80