Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2018 11 26.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 11/27/2018   20:21:16   (  -0.05,-104.02) (  -0.14,-104.34)   36.92                80
 11/28/2018   20:05:12   (  -0.06,-104.03) (   0.89, -99.82)  480.33                80
 11/30/2018   08:27:00   (   0.04,-104.19) (   0.24,-105.10)  103.74                80
 12/01/2018   08:05:36   (   0.05,-104.18) (  -0.78,-100.57)  412.26                80
 12/02/2018   20:27:32   (  -0.03,-104.02) (  -0.41,-105.88)  210.71                80
 12/03/2018   20:11:27   (  -0.04,-104.03) (   0.55,-101.33)  306.93                80
 12/05/2018   08:33:15   (   0.02,-104.22) (   0.58,-106.62)  274.01                80
 12/06/2018   08:11:50   (   0.03,-104.21) (  -0.45,-102.09)  242.27                80
 12/07/2018   20:33:47   (  -0.01,-104.03) (  -0.74,-107.39)  382.96                80
 12/08/2018   20:17:41   (  -0.02,-104.04) (   0.23,-102.86)  134.61                80
 12/10/2018   08:39:29   (   0.00,-104.25) (   0.90,-108.14)  444.01                80