Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2018 10 11.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 10/11/2018   18:23:32   (   0.00, -75.22) (   0.24, -74.21)  115.48                80
 10/13/2018   06:42:40   (  -0.00, -75.24) (   0.96, -79.48)  483.12                80
 10/14/2018   06:26:35   (  -0.00, -75.26) (  -0.07, -74.95)   34.41                80
 10/16/2018   18:27:06   (   0.00, -75.28) (  -0.13, -75.73)   51.20                80
 10/17/2018   18:11:01   (   0.00, -75.30) (   0.91, -71.20)  466.87                80
 10/19/2018   06:32:50   (  -0.00, -75.33) (   0.23, -76.48)  130.49                80
 10/20/2018   06:11:24   (  -0.00, -75.35) (  -0.75, -71.94)  387.93                80
 10/21/2018   18:36:01   (   0.00, -75.38) (  -0.42, -77.26)  214.04                80
 10/22/2018   18:14:36   (   0.00, -75.40) (   0.62, -72.73)  304.71                80
 10/24/2018   06:39:03   (  -0.00, -75.44) (   0.58, -78.00)  291.56                80
 10/25/2018   06:17:39   (   0.00, -75.47) (  -0.46, -73.47)  227.40                80