Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2019 1 25.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 01/26/2019   18:17:03   (  -0.02, -75.20) (   0.53, -72.78)  275.65                80
 01/28/2019   06:38:50   (   0.03, -75.20) (   0.65, -78.05)  324.67                80
 01/29/2019   06:17:24   (   0.03, -75.20) (  -0.33, -73.51)  192.36                80
 01/30/2019   18:39:21   (  -0.03, -75.22) (  -0.81, -78.82)  410.16                80
 01/31/2019   18:20:35   (  -0.03, -75.23) (   0.18, -74.29)  107.29                80
 02/02/2019   06:45:03   (   0.04, -75.24) (   1.01, -79.55)  491.83                80
 02/03/2019   06:23:38   (   0.04, -75.25) (  -0.04, -75.03)   26.04                80
 02/05/2019   18:29:28   (  -0.05, -75.29) (  -0.17, -75.79)   57.53                80
 02/06/2019   18:08:03   (  -0.04, -75.30) (   0.88, -71.26)  460.80                80
 02/08/2019   06:32:31   (   0.05, -75.33) (   0.30, -76.53)  136.83                80