Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2019 6 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 06/28/2019   20:27:22   (   0.10,-104.72) (  -0.17,-105.89)  133.17                80
 06/29/2019   20:11:17   (   0.09,-104.73) (   0.83,-101.36)  384.05                80
 07/01/2019   08:30:26   (  -0.13,-104.57) (   0.34,-106.63)  234.91                80
 07/02/2019   08:14:21   (  -0.11,-104.57) (  -0.66,-102.10)  282.24                80
 07/03/2019   20:33:40   (   0.15,-104.75) (  -0.44,-107.42)  304.14                80
 07/04/2019   20:17:35   (   0.13,-104.75) (   0.57,-102.89)  212.86                80
 07/06/2019   08:36:42   (  -0.16,-104.58) (   0.66,-108.15)  406.48                80
 07/07/2019   08:20:38   (  -0.15,-104.59) (  -0.34,-103.61)  110.73                80
 07/08/2019   20:39:56   (   0.18,-104.77) (  -0.75,-108.94)  475.21                80
 07/09/2019   20:23:52   (   0.16,-104.77) (   0.25,-104.41)   42.12                80