Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2019 7 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)
 07/12/2019   08:24:15   (  -0.18,-104.66) (  -0.06,-105.13)   54.60                80
 07/13/2019   08:08:10   (  -0.17,-104.67) (  -1.07,-100.60)  463.02                80
 07/14/2019   20:27:29   (   0.20,-104.85) (  -0.03,-105.93)  122.43                80
 07/15/2019   20:11:24   (   0.19,-104.86) (   0.98,-101.39)  395.28                80
 07/17/2019   08:30:33   (  -0.22,-104.71) (   0.18,-106.67)  222.81                80
 07/18/2019   08:14:27   (  -0.21,-104.71) (  -0.77,-102.12)  294.96                80
 07/19/2019   20:33:45   (   0.24,-104.90) (  -0.33,-107.45)  290.39                80
 07/20/2019   20:17:41   (   0.23,-104.91) (   0.68,-102.91)  227.71                80
 07/22/2019   08:36:49   (  -0.26,-104.76) (   0.48,-108.19)  389.52                80
 07/23/2019   08:20:44   (  -0.24,-104.77) (  -0.47,-103.64)  128.42                80