Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2018 12 31.  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)
 01/01/2019   13:02:04   (  -0.13,-128.55) (  -0.42,-127.42)  130.50                80
 01/02/2019   12:50:27   (  -0.13,-128.54) (  -1.03,-124.58)  452.07                80
 01/04/2019   01:23:25   (   0.13,-128.42) (  -0.82,-132.46)  461.37                80
 01/05/2019   01:11:49   (   0.12,-128.40) (  -0.16,-129.63)  140.32                80
 01/06/2019   00:57:34   (   0.12,-128.38) (   0.50,-126.80)  180.65                80
 01/08/2019   13:18:38   (  -0.11,-128.42) (   0.68,-131.79)  385.58                80
 01/09/2019   13:07:02   (  -0.11,-128.40) (   0.01,-128.96)   64.63                80
 01/10/2019   12:58:06   (  -0.11,-128.37) (  -0.60,-126.12)  256.20                80
 01/13/2019   01:19:28   (   0.11,-128.24) (  -0.56,-131.19)  337.04                80
 01/14/2019   01:07:52   (   0.11,-128.21) (   0.05,-128.35)   17.05                80