Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2017 11 1.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 11/03/2017   07:36:15   (  -0.00, -89.29) (   0.68, -92.31)  344.60                80
 11/04/2017   07:14:51   (  -0.00, -89.29) (  -0.35, -87.79)  171.41                80
 11/05/2017   19:36:47   (   0.00, -89.29) (  -0.84, -93.09)  433.05                80
 11/06/2017   19:20:43   (   0.00, -89.29) (   0.19, -88.57)   83.16                80
 11/09/2017   07:23:44   (  -0.00, -89.28) (   0.02, -89.30)    2.51                80
 11/11/2017   19:24:16   (  -0.00, -89.29) (  -0.17, -90.08)   89.72                80
 11/12/2017   19:08:11   (  -0.00, -89.29) (   0.81, -85.54)  427.14                80
 11/14/2017   07:29:58   (  -0.00, -89.30) (   0.37, -90.81)  172.97                80
 11/15/2017   07:08:34   (   0.00, -89.30) (  -0.67, -86.28)  344.12                80