Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2019 6 29.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 07/01/2019   08:30:26   (  -0.13,-104.57) (   0.34,-106.63)  234.58                80
 07/02/2019   08:14:21   (  -0.11,-104.58) (  -0.66,-102.10)  282.69                80
 07/03/2019   20:33:40   (   0.15,-104.75) (  -0.44,-107.42)  303.34                80
 07/04/2019   20:17:35   (   0.13,-104.76) (   0.57,-102.89)  213.77                80
 07/06/2019   08:36:42   (  -0.16,-104.59) (   0.66,-108.14)  405.56                80
 07/07/2019   08:20:38   (  -0.15,-104.60) (  -0.34,-103.61)  111.80                80
 07/08/2019   20:39:56   (   0.18,-104.78) (  -0.76,-108.94)  473.79                80
 07/09/2019   20:23:52   (   0.16,-104.79) (   0.25,-104.40)   43.62                80
 07/12/2019   08:24:16   (  -0.18,-104.63) (  -0.08,-105.14)   58.02                80
 07/13/2019   08:08:11   (  -0.17,-104.64) (  -1.09,-100.61)  459.34                80