Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2021 8 13.  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) (   0.16,-128.29)   15.12                80
 08/14/2021   03:21:45   (   0.20,-128.17) (   0.82,-125.41)  313.97                80
 08/16/2021   15:42:33   (  -0.18,-128.19) (   0.29,-130.34)  244.88                80
 08/17/2021   15:31:26   (  -0.19,-128.20) (  -0.36,-127.46)   83.84                41
 08/18/2021   15:21:42   (  -0.19,-128.21) (  -1.01,-124.59)  412.38                80
 08/20/2021   03:54:16   (   0.16,-128.24) (  -0.82,-132.38)  472.87                80
 08/21/2021   03:42:32   (   0.17,-128.25) (  -0.10,-129.52)  144.75                80
 08/22/2021   03:28:06   (   0.19,-128.26) (   0.57,-126.65)  183.30                80
 08/24/2021   15:51:34   (  -0.16,-128.25) (   0.63,-131.56)  379.25                80
 08/25/2021   15:38:29   (  -0.17,-128.25) (  -0.09,-128.70)   50.87                 0
 08/26/2021   15:25:24   (  -0.18,-128.26) (  -0.75,-125.83)  277.55                80