Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2021 7 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)
 07/13/2021   15:40:24   (  -0.18,-127.86) (   0.58,-131.08)  367.47                80
 07/14/2021   15:28:39   (  -0.19,-127.83) (  -0.10,-128.21)   43.96                80
 07/15/2021   15:19:35   (  -0.19,-127.79) (  -0.78,-125.35)  279.46                80
 07/18/2021   03:40:31   (   0.19,-127.66) (  -0.45,-130.29)  301.17                80
 07/19/2021   03:26:07   (   0.19,-127.61) (   0.26,-127.43)   21.64                80
 07/20/2021   03:14:22   (   0.19,-127.57) (   0.90,-124.56)  343.99                80
 07/22/2021   15:35:03   (  -0.20,-127.47) (   0.25,-129.45)  225.23                80
 07/23/2021   15:25:58   (  -0.20,-127.42) (  -0.38,-126.57)   96.90                80
 07/24/2021   15:14:13   (  -0.21,-127.38) (  -1.07,-123.71)  419.00                80