Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2018 2 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)
 02/26/2018   06:38:11   (  -0.00, -75.20) (   0.58, -77.91)  308.07                80
 02/27/2018   06:16:46   (  -0.00, -75.20) (  -0.43, -73.37)  209.12                80
 02/28/2018   18:38:41   (   0.00, -75.22) (  -0.75, -78.67)  393.15                80
 03/01/2018   18:22:36   (   0.00, -75.23) (   0.27, -74.14)  124.80                80
 03/03/2018   06:44:22   (  -0.00, -75.24) (   0.91, -79.40)  473.41                80
 03/04/2018   06:22:56   (  -0.00, -75.26) (  -0.11, -74.87)   44.87                80
 03/06/2018   18:26:06   (   0.01, -75.30) (  -0.06, -75.63)   37.36                80
 03/07/2018   18:10:01   (   0.01, -75.32) (   0.96, -71.10)  481.56                80
 03/09/2018   06:31:47   (  -0.01, -75.35) (   0.22, -76.36)  115.28                80
 03/10/2018   06:10:22   (  -0.01, -75.37) (  -0.80, -71.83)  403.67                80