Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2019 3 4.  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)
 03/05/2019   01:30:17   (  -0.01,-128.36) (  -0.87,-131.95)  409.92                80
 03/06/2019   01:18:41   (  -0.01,-128.37) (  -0.16,-129.13)   86.26                80
 03/07/2019   01:04:25   (  -0.01,-128.37) (   0.49,-126.29)  237.44                80
 03/09/2019   13:25:37   (   0.01,-128.39) (   0.68,-131.31)  332.67                80
 03/10/2019   13:14:00   (   0.01,-128.39) (   0.04,-128.47)    9.41                80
 03/11/2019   13:05:04   (   0.01,-128.39) (  -0.61,-125.64)  313.72                80
 03/14/2019   01:26:14   (  -0.01,-128.35) (  -0.57,-130.65)  262.94                80
 03/15/2019   01:11:59   (  -0.01,-128.34) (   0.14,-127.83)   59.39                80
 03/16/2019   01:00:23   (  -0.00,-128.33) (   0.79,-125.00)  381.42                80
 03/18/2019   13:21:35   (  -0.00,-128.32) (   0.37,-130.02)  193.75                80