Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2018 11 30.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/01/2018   08:05:35   (   0.05,-104.18) (  -0.73,-100.56)  412.06                80
 12/02/2018   20:27:31   (  -0.03,-104.02) (  -0.47,-105.86)  210.33                80
 12/03/2018   20:11:27   (  -0.04,-104.03) (   0.56,-101.33)  307.29                80
 12/05/2018   08:33:15   (   0.02,-104.21) (   0.57,-106.62)  274.22                80
 12/06/2018   08:11:50   (   0.03,-104.21) (  -0.46,-102.09)  242.06                80
 12/07/2018   20:33:46   (  -0.01,-104.03) (  -0.79,-107.38)  382.58                80
 12/08/2018   20:17:41   (  -0.02,-104.04) (   0.24,-102.85)  134.97                80
 12/10/2018   08:39:30   (   0.00,-104.24) (   0.89,-108.14)  444.25                80
 12/11/2018   08:18:05   (   0.02,-104.24) (  -0.14,-103.61)   72.11                80
 12/13/2018   20:21:16   (  -0.01,-104.05) (  -0.07,-104.38)   36.80                80
 12/14/2018   20:05:11   (  -0.01,-104.06) (   0.96, -99.85)  480.85                80