Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2021 8 17.  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)
 08/17/2021   15:33:27   (  -0.18,-128.20) (  -0.35,-127.46)   84.59                80
 08/18/2021   15:19:03   (  -0.19,-128.21) (  -1.06,-124.60)  413.20                80
 08/20/2021   03:54:17   (   0.16,-128.25) (  -0.77,-132.39)  472.37                80
 08/21/2021   03:42:31   (   0.17,-128.25) (  -0.11,-129.52)  144.16                80
 08/22/2021   03:28:06   (   0.19,-128.26) (   0.56,-126.65)  183.95                80
 08/24/2021   15:51:34   (  -0.16,-128.26) (   0.64,-131.56)  377.92                80
 08/25/2021   15:39:49   (  -0.17,-128.27) (  -0.08,-128.70)   49.41                80
 08/26/2021   15:25:24   (  -0.18,-128.28) (  -0.73,-125.83)  279.05                80
 08/29/2021   03:48:52   (   0.14,-128.32) (  -0.41,-130.75)  276.54                80
 08/30/2021   03:34:26   (   0.16,-128.32) (   0.26,-127.88)   51.01                80