Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2019 4 17.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 04/18/2019   08:19:55   (   0.13,-104.39) (  -0.07,-103.45)  107.21                80
 04/19/2019   20:41:53   (  -0.12,-104.38) (  -1.08,-108.76)  499.52                80
 04/20/2019   20:20:29   (  -0.12,-104.37) (  -0.10,-104.23)   16.34                80
 04/23/2019   08:23:34   (   0.12,-104.40) (   0.25,-104.97)   65.99                80
 04/24/2019   08:07:30   (   0.13,-104.40) (  -0.79,-100.45)  451.01                80
 04/25/2019   20:29:28   (  -0.12,-104.40) (  -0.41,-105.76)  154.87                80
 04/26/2019   20:08:03   (  -0.13,-104.39) (   0.58,-101.22)  361.19                80
 04/28/2019   08:29:52   (   0.12,-104.40) (   0.57,-106.50)  238.84                80
 04/29/2019   08:13:48   (   0.13,-104.41) (  -0.41,-101.97)  278.42                80
 04/30/2019   20:35:45   (  -0.12,-104.42) (  -0.77,-107.27)  325.23                80
 05/01/2019   20:14:22   (  -0.12,-104.42) (   0.27,-102.75)  191.05                80