Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2019 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)
 11/30/2019   20:20:49   (  -0.05,-104.06) (  -0.09,-104.29)   25.97                80
 12/01/2019   20:04:44   (  -0.06,-104.06) (   0.91, -99.75)  491.33                80
 12/03/2019   08:26:32   (   0.04,-104.26) (   0.18,-105.04)   87.88                80
 12/04/2019   08:05:06   (   0.05,-104.26) (  -0.82,-100.51)  428.29                80
 12/05/2019   20:27:02   (  -0.03,-104.05) (  -0.39,-105.80)  199.07                80
 12/06/2019   20:10:56   (  -0.03,-104.06) (   0.61,-101.27)  318.49                80
 12/08/2019   08:32:44   (   0.02,-104.28) (   0.53,-106.54)  257.97                80
 12/09/2019   08:11:18   (   0.03,-104.28) (  -0.47,-102.01)  258.33                80
 12/10/2019   20:33:13   (  -0.01,-104.05) (  -0.73,-107.31)  371.26                80
 12/11/2019   20:17:08   (  -0.02,-104.05) (   0.27,-102.77)  145.97                80
 12/13/2019   08:38:55   (   0.01,-104.29) (   0.88,-108.05)  429.00                80
 12/14/2019   08:17:30   (   0.02,-104.28) (  -0.12,-103.51)   87.02                80