Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2019 7 5.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 07/07/2019   06:36:11   (  -0.01, -75.20) (   0.62, -78.02)  321.64                80
 07/08/2019   06:20:07   (  -0.01, -75.20) (  -0.38, -73.49)  195.38                80
 07/09/2019   18:39:24   (   0.01, -75.21) (  -0.78, -78.80)  408.05                80
 07/10/2019   18:23:20   (   0.01, -75.22) (   0.23, -74.27)  109.32                80
 07/12/2019   06:42:28   (  -0.01, -75.24) (   0.93, -79.54)  489.47                80
 07/13/2019   06:26:24   (  -0.01, -75.25) (  -0.07, -75.01)   28.14                80
 07/15/2019   18:26:57   (   0.01, -75.29) (  -0.08, -75.79)   56.47                80
 07/16/2019   18:10:52   (   0.01, -75.30) (   0.93, -71.25)  461.76                80
 07/18/2019   06:30:00   (  -0.01, -75.33) (   0.23, -76.53)  135.64                80
 07/19/2019   06:13:56   (  -0.01, -75.35) (  -0.78, -71.99)  383.04                80