Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2019 1 24.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 01/24/2019   06:11:12   (   0.02, -75.19) (  -0.69, -72.01)  362.72                80
 01/25/2019   18:35:47   (  -0.03, -75.19) (  -0.52, -77.31)  241.20                80
 01/26/2019   18:14:23   (  -0.03, -75.20) (   0.53, -72.78)  275.69                80
 01/28/2019   06:38:50   (   0.03, -75.21) (   0.66, -78.05)  323.81                80
 01/29/2019   06:17:24   (   0.03, -75.21) (  -0.33, -73.51)  193.33                80
 01/30/2019   18:42:01   (  -0.04, -75.22) (  -0.81, -78.82)  409.58                80
 01/31/2019   18:20:35   (  -0.04, -75.23) (   0.17, -74.28)  107.99                80
 02/02/2019   06:45:02   (   0.04, -75.25) (   1.01, -79.55)  490.30                80
 02/03/2019   06:23:38   (   0.04, -75.26) (  -0.04, -75.03)   27.63                80
 02/05/2019   18:29:28   (  -0.05, -75.30) (  -0.17, -75.79)   56.17                80
 02/06/2019   18:08:03   (  -0.05, -75.32) (   0.88, -71.26)  462.26                80