Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2019 3 9.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 03/09/2019   18:26:33   (   0.03, -75.20) (  -0.09, -75.75)   62.15                80
 03/10/2019   18:10:28   (   0.03, -75.21) (   0.90, -71.21)  454.82                80
 03/12/2019   06:32:15   (  -0.03, -75.21) (   0.26, -76.48)  145.34                80
 03/13/2019   06:10:51   (  -0.03, -75.21) (  -0.78, -71.96)  371.63                80
 03/14/2019   18:32:46   (   0.03, -75.22) (  -0.45, -77.25)  231.36                80
 03/15/2019   18:16:41   (   0.02, -75.23) (   0.59, -72.72)  285.81                80
 03/17/2019   06:38:29   (  -0.01, -75.23) (   0.59, -77.99)  313.74                80
 03/18/2019   06:17:03   (  -0.00, -75.24) (  -0.38, -73.45)  203.63                80
 03/19/2019   18:38:59   (  -0.00, -75.26) (  -0.81, -78.75)  398.70                80
 03/20/2019   18:22:55   (   0.00, -75.27) (   0.22, -74.22)  119.06                80
 03/22/2019   06:44:43   (  -0.00, -75.29) (   0.92, -79.50)  479.46                80
 03/23/2019   06:23:19   (  -0.00, -75.30) (  -0.10, -74.97)   38.59                80