Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2019 4 20.  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)
 04/21/2019   13:28:27   (   0.01,-127.79) (   0.61,-130.40)  297.90                80
 04/22/2019   13:19:30   (   0.01,-127.82) (  -0.07,-127.57)   29.86                80
 04/23/2019   13:07:53   (   0.01,-127.86) (  -0.69,-124.72)  357.35                80
 04/26/2019   01:26:30   (   0.00,-127.92) (  -0.40,-129.77)  210.95                80
 04/27/2019   01:17:32   (   0.00,-127.95) (   0.21,-126.93)  116.38                80
 04/28/2019   01:05:56   (  -0.00,-127.99) (   0.88,-124.10)  443.59                80
 04/29/2019   13:35:58   (  -0.01,-128.06) (   0.87,-131.93)  441.72                80
 04/30/2019   13:24:21   (  -0.01,-128.09) (   0.24,-129.09)  114.59                80
 05/01/2019   13:15:24   (  -0.01,-128.12) (  -0.44,-126.26)  212.51                80
 05/04/2019   01:34:02   (   0.02,-128.16) (  -0.69,-131.31)  358.59                80