Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2018 8 5.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 08/06/2018   20:39:44   (   0.33,-104.64) (  -0.59,-108.84)  478.82                80
 08/07/2018   20:23:40   (   0.32,-104.64) (   0.39,-104.31)   38.38                80
 08/10/2018   08:26:45   (  -0.34,-104.50) (  -0.23,-105.05)   61.88                80
 08/11/2018   08:08:00   (  -0.33,-104.51) (  -1.22,-100.51)  454.86                80
 08/12/2018   20:27:19   (   0.35,-104.67) (   0.08,-105.83)  133.12                80
 08/13/2018   20:11:15   (   0.34,-104.68) (   1.12,-101.31)  384.39                80
 08/15/2018   08:33:03   (  -0.36,-104.54) (   0.08,-106.58)  231.32                80
 08/16/2018   08:11:39   (  -0.35,-104.55) (  -0.90,-102.04)  285.72                80
 08/17/2018   20:33:37   (   0.37,-104.70) (  -0.23,-107.36)  302.85                80
 08/18/2018   20:17:33   (   0.37,-104.71) (   0.76,-102.82)  214.82                80