Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2018 8 7.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 08/07/2018   20:23:40   (   0.32,-104.65) (   0.37,-104.30)   38.59                80
 08/10/2018   08:26:44   (  -0.34,-104.50) (  -0.22,-105.05)   61.71                80
 08/11/2018   08:08:00   (  -0.33,-104.51) (  -1.20,-100.51)  455.05                80
 08/12/2018   20:27:18   (   0.35,-104.67) (   0.06,-105.83)  132.85                80
 08/13/2018   20:11:15   (   0.34,-104.68) (   1.10,-101.30)  384.72                80
 08/15/2018   08:33:03   (  -0.36,-104.55) (   0.10,-106.57)  230.99                80
 08/16/2018   08:11:39   (  -0.35,-104.55) (  -0.89,-102.04)  286.09                80
 08/17/2018   20:33:37   (   0.37,-104.71) (  -0.24,-107.35)  302.37                80
 08/18/2018   20:17:33   (   0.37,-104.72) (   0.80,-102.83)  215.33                80
 08/20/2018   08:39:22   (  -0.39,-104.60) (   0.40,-108.10)  399.09                80