Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2020 5 30.  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)
 05/30/2020   02:29:10   (  -0.15,-128.12) (  -0.35,-129.00)  101.02                80
 05/31/2020   02:14:50   (  -0.15,-128.10) (   0.32,-126.15)  222.62                80
 06/02/2020   14:38:21   (   0.15,-128.11) (   0.87,-131.07)  339.11                80
 06/03/2020   14:26:40   (   0.15,-128.09) (   0.19,-128.22)   15.85                80
 06/04/2020   14:12:20   (   0.14,-128.06) (  -0.49,-125.37)  307.28                80
 06/07/2020   02:36:08   (  -0.14,-127.94) (  -0.73,-130.36)  277.30                80
 06/08/2020   02:21:48   (  -0.13,-127.91) (  -0.05,-127.51)   45.36                80
 06/09/2020   02:10:08   (  -0.13,-127.89) (   0.63,-124.67)  367.98                80
 06/11/2020   14:33:38   (   0.13,-127.87) (   0.50,-129.59)  195.74                80
 06/12/2020   14:19:17   (   0.12,-127.85) (  -0.12,-126.73)  126.94                80