Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2019 4 18.  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)
 04/19/2019   01:09:59   (  -0.02,-127.67) (   0.48,-125.39)  259.61                80
 04/21/2019   13:28:27   (   0.01,-127.79) (   0.61,-130.40)  297.67                80
 04/22/2019   13:19:30   (   0.01,-127.83) (  -0.07,-127.57)   30.18                80
 04/23/2019   13:07:53   (   0.01,-127.86) (  -0.69,-124.72)  357.83                80
 04/26/2019   01:26:29   (   0.00,-127.93) (  -0.45,-129.76)  210.24                80
 04/27/2019   01:17:32   (   0.00,-127.96) (   0.22,-126.93)  117.19                80
 04/28/2019   01:05:56   (   0.00,-127.99) (   0.88,-124.10)  444.51                80
 04/29/2019   13:35:58   (  -0.01,-128.07) (   0.86,-131.93)  440.60                80
 04/30/2019   13:24:21   (  -0.01,-128.10) (   0.24,-129.09)  113.33                80
 05/01/2019   13:15:24   (  -0.01,-128.13) (  -0.45,-126.26)  213.88                80