Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2021 8 19.  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)
 08/20/2021   03:54:16   (   0.16,-128.25) (  -0.81,-132.38)  472.40                80
 08/21/2021   03:42:31   (   0.17,-128.25) (  -0.14,-129.51)  144.25                80
 08/22/2021   03:28:06   (   0.18,-128.26) (   0.58,-126.65)  183.86                80
 08/24/2021   15:51:34   (  -0.15,-128.26) (   0.61,-131.56)  377.78                80
 08/25/2021   15:39:49   (  -0.16,-128.26) (  -0.04,-128.69)   49.36                80
 08/26/2021   15:25:24   (  -0.18,-128.27) (  -0.76,-125.83)  279.09                80
 08/29/2021   03:48:51   (   0.14,-128.32) (  -0.44,-130.74)  276.99                80
 08/30/2021   03:34:27   (   0.15,-128.32) (   0.28,-127.88)   50.63                80
 08/31/2021   03:22:41   (   0.16,-128.32) (   0.95,-125.01)  377.98                80