Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2019 12 4.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/05/2019   20:27:01   (  -0.03,-104.05) (  -0.44,-105.79)  199.20                80
 12/06/2019   20:10:56   (  -0.03,-104.06) (   0.61,-101.27)  318.28                80
 12/08/2019   08:32:44   (   0.02,-104.28) (   0.53,-106.54)  258.43                80
 12/09/2019   08:11:18   (   0.03,-104.27) (  -0.47,-102.01)  257.76                80
 12/10/2019   20:33:13   (  -0.01,-104.04) (  -0.73,-107.31)  371.88                80
 12/11/2019   20:17:08   (  -0.02,-104.04) (   0.27,-102.77)  145.29                80
 12/13/2019   08:38:55   (   0.01,-104.28) (   0.87,-108.05)  429.85                80
 12/14/2019   08:17:30   (   0.02,-104.27) (  -0.13,-103.51)   86.01                80
 12/16/2019   20:20:40   (  -0.01,-104.02) (  -0.06,-104.28)   29.23                80
 12/17/2019   20:04:34   (  -0.02,-104.02) (   0.95, -99.74)  487.62                80