Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2021 7 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)
 07/13/2021   15:40:24   (  -0.18,-127.86) (   0.58,-131.08)  367.29                80
 07/14/2021   15:28:39   (  -0.19,-127.83) (  -0.11,-128.21)   43.74                80
 07/15/2021   15:19:34   (  -0.19,-127.79) (  -0.74,-125.34)  279.73                80
 07/18/2021   03:40:32   (   0.19,-127.66) (  -0.44,-130.29)  300.87                80
 07/19/2021   03:26:07   (   0.19,-127.62) (   0.26,-127.43)   22.07                80
 07/20/2021   03:14:22   (   0.19,-127.57) (   0.91,-124.56)  344.37                80
 07/22/2021   15:35:04   (  -0.19,-127.48) (   0.25,-129.45)  224.65                80
 07/23/2021   15:25:58   (  -0.20,-127.43) (  -0.39,-126.57)   97.52                80
 07/24/2021   15:14:14   (  -0.21,-127.38) (  -1.08,-123.71)  419.67                80
 07/26/2021   03:46:54   (   0.20,-127.29) (  -0.79,-131.52)  483.29                80