Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2021 6 27.  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)
 06/27/2021   15:27:32   (  -0.14,-128.33) (  -0.05,-128.59)   30.22                80
 06/28/2021   15:18:28   (  -0.14,-128.31) (  -0.73,-125.72)  295.22                80
 07/01/2021   03:39:27   (   0.15,-128.20) (  -0.43,-130.69)  284.18                80
 07/02/2021   03:25:03   (   0.15,-128.18) (   0.25,-127.82)   40.93                80
 07/03/2021   03:13:17   (   0.15,-128.16) (   0.87,-124.95)  365.95                80
 07/05/2021   15:33:58   (  -0.16,-128.16) (   0.26,-129.84)  192.50                80
 07/06/2021   15:24:54   (  -0.16,-128.13) (  -0.42,-126.97)  132.24                80
 07/07/2021   15:13:09   (  -0.16,-128.11) (  -1.11,-124.11)  456.81                80
 07/09/2021   03:45:53   (   0.17,-128.01) (  -0.77,-131.93)  447.99                80
 07/10/2021   03:34:08   (   0.17,-127.98) (  -0.08,-129.07)  124.09                80