Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2019 1 28.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 01/29/2019   06:17:25   (   0.03, -75.20) (  -0.36, -73.52)  192.39                80
 01/30/2019   18:42:00   (  -0.03, -75.23) (  -0.84, -78.82)  408.65                80
 01/31/2019   18:20:36   (  -0.03, -75.25) (   0.20, -74.29)  109.67                80
 02/02/2019   06:45:03   (   0.04, -75.27) (   0.98, -79.56)  488.37                80
 02/03/2019   06:23:38   (   0.04, -75.29) (  -0.01, -75.02)   30.22                80
 02/05/2019   18:29:28   (  -0.05, -75.35) (  -0.14, -75.79)   50.76                80
 02/06/2019   18:08:03   (  -0.05, -75.37) (   0.85, -71.26)  468.42                80
 02/08/2019   06:32:30   (   0.05, -75.41) (   0.33, -76.53)  128.17                80
 02/09/2019   06:11:06   (   0.05, -75.43) (  -0.72, -72.00)  391.33                80
 02/10/2019   18:35:41   (  -0.05, -75.48) (  -0.47, -77.30)  207.36                80