Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2019 4 25.  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)
 04/26/2019   01:26:29   (   0.00,-127.92) (  -0.42,-129.77)  211.18                80
 04/27/2019   01:17:33   (   0.00,-127.95) (   0.24,-126.93)  115.85                80
 04/28/2019   01:05:56   (  -0.00,-127.98) (   0.91,-124.10)  442.86                80
 04/29/2019   13:35:58   (  -0.01,-128.04) (   0.90,-131.92)  443.20                80
 04/30/2019   13:24:21   (  -0.01,-128.07) (   0.21,-129.10)  116.32                80
 05/01/2019   13:15:24   (  -0.01,-128.10) (  -0.42,-126.25)  210.52                80
 05/04/2019   01:34:02   (   0.02,-128.14) (  -0.71,-131.30)  360.87                80
 05/05/2019   01:22:25   (   0.02,-128.16) (  -0.04,-128.47)   34.67                80
 05/06/2019   01:13:29   (   0.02,-128.18) (   0.63,-125.64)  291.33                80
 05/08/2019   13:31:51   (  -0.04,-128.25) (   0.49,-130.62)  269.93                80