Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2019 4 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)
 04/28/2019   01:05:56   (  -0.00,-127.98) (   0.89,-124.09)  443.13                80
 04/29/2019   13:35:57   (  -0.01,-128.04) (   0.92,-131.92)  443.25                80
 04/30/2019   13:24:21   (  -0.01,-128.07) (   0.23,-129.09)  116.38                80
 05/01/2019   13:15:24   (  -0.00,-128.10) (  -0.46,-126.26)  210.43                80
 05/04/2019   01:34:01   (   0.02,-128.14) (  -0.73,-131.29)  360.79                80
 05/05/2019   01:22:25   (   0.02,-128.16) (  -0.06,-128.46)   34.59                80
 05/06/2019   01:13:28   (   0.02,-128.18) (   0.62,-125.63)  291.37                80
 05/08/2019   13:31:51   (  -0.04,-128.25) (   0.50,-130.62)  270.14                80
 05/09/2019   13:22:54   (  -0.04,-128.26) (  -0.14,-127.78)   55.21                80
 05/10/2019   13:11:17   (  -0.04,-128.28) (  -0.83,-124.95)  380.40                80