Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2018 5 26.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 05/28/2018   06:32:16   (  -0.00, -75.21) (   0.27, -76.44)  139.29                80
 05/29/2018   06:10:52   (  -0.00, -75.22) (  -0.76, -71.91)  378.32                80
 05/30/2018   18:32:48   (   0.00, -75.24) (  -0.42, -77.21)  224.12                80
 05/31/2018   18:16:43   (  -0.00, -75.25) (   0.60, -72.68)  294.03                80
 06/02/2018   06:38:31   (   0.01, -75.28) (   0.61, -77.94)  303.25                80
 06/03/2018   06:17:06   (   0.01, -75.30) (  -0.42, -73.41)  215.06                80
 06/04/2018   18:39:02   (  -0.01, -75.32) (  -0.76, -78.71)  386.60                80
 06/05/2018   18:22:58   (  -0.02, -75.34) (   0.27, -74.19)  132.21                80
 06/07/2018   06:44:45   (   0.02, -75.38) (   0.95, -79.45)  463.80                80
 06/08/2018   06:23:21   (   0.02, -75.40) (  -0.08, -74.92)   55.15                80