Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2018 10 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)
 10/26/2018   18:39:34   (   0.00, -75.20) (  -0.78, -78.76)  405.97                80
 10/27/2018   18:23:29   (   0.00, -75.20) (   0.20, -74.23)  110.38                80
 10/29/2018   06:45:16   (   0.00, -75.20) (   0.98, -79.50)  489.71                80
 10/30/2018   06:23:51   (   0.00, -75.20) (  -0.06, -74.97)   26.67                80
 11/01/2018   18:27:02   (   0.00, -75.21) (  -0.13, -75.74)   61.68                80
 11/02/2018   18:10:58   (   0.00, -75.21) (   0.91, -71.22)  455.31                80
 11/04/2018   06:32:45   (  -0.01, -75.23) (   0.27, -76.49)  143.38                80
 11/05/2018   06:11:20   (  -0.00, -75.24) (  -0.71, -71.95)  374.11                80
 11/06/2018   18:33:16   (   0.00, -75.25) (  -0.45, -77.26)  229.25                80
 11/07/2018   18:17:11   (   0.00, -75.27) (   0.59, -72.74)  288.69                80