Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2018 11 9.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 11/11/2018   20:21:16   (  -0.11,-104.03) (  -0.16,-104.31)   31.29                80
 11/12/2018   20:05:10   (  -0.13,-104.04) (   0.80, -99.77)  485.94                80
 11/14/2018   08:26:59   (   0.10,-104.15) (   0.28,-105.06)  103.61                80
 11/15/2018   08:05:34   (   0.11,-104.14) (  -0.68,-100.52)  412.05                80
 11/16/2018   20:27:31   (  -0.08,-104.02) (  -0.47,-105.84)  206.67                80
 11/17/2018   20:11:26   (  -0.09,-104.03) (   0.50,-101.30)  310.65                80
 11/19/2018   08:33:15   (   0.07,-104.17) (   0.59,-106.59)  275.73                80
 11/20/2018   08:11:50   (   0.08,-104.16) (  -0.38,-102.05)  240.12                80
 11/21/2018   20:33:46   (  -0.06,-104.02) (  -0.82,-107.36)  381.30                80
 11/22/2018   20:17:42   (  -0.07,-104.02) (   0.20,-102.83)  135.85                80