Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2019 7 29.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 07/29/2019   06:23:47   (  -0.03, -75.20) (  -0.06, -75.00)   22.25                80
 07/31/2019   18:27:00   (   0.04, -75.22) (  -0.09, -75.78)   63.67                80
 08/01/2019   18:10:55   (   0.04, -75.23) (   0.92, -71.25)  453.79                80
 08/03/2019   06:30:03   (  -0.05, -75.25) (   0.23, -76.52)  145.00                80
 08/04/2019   06:13:59   (  -0.05, -75.26) (  -0.79, -71.99)  372.95                80
 08/05/2019   18:33:15   (   0.05, -75.29) (  -0.43, -77.29)  228.69                80
 08/06/2019   18:17:12   (   0.05, -75.31) (   0.64, -72.77)  289.72                80
 08/08/2019   06:38:59   (  -0.05, -75.33) (   0.57, -78.03)  307.86                80
 08/09/2019   06:17:35   (  -0.05, -75.35) (  -0.44, -73.50)  210.75                80
 08/10/2019   18:42:12   (   0.06, -75.39) (  -0.71, -78.81)  390.01                80
 08/11/2019   18:23:27   (   0.06, -75.41) (   0.31, -74.28)  128.90                80