Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2019 6 26.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 06/27/2019   08:08:04   (  -0.07,-104.55) (  -0.97,-100.58)  452.84                80
 06/28/2019   20:27:23   (   0.10,-104.72) (  -0.13,-105.90)  133.38                80
 06/29/2019   20:11:18   (   0.09,-104.73) (   0.87,-101.37)  383.84                80
 07/01/2019   08:30:25   (  -0.13,-104.57) (   0.36,-106.62)  235.12                80
 07/02/2019   08:14:21   (  -0.11,-104.57) (  -0.65,-102.09)  282.00                80
 07/03/2019   20:33:39   (   0.15,-104.74) (  -0.45,-107.42)  304.56                80
 07/04/2019   20:17:35   (   0.13,-104.75) (   0.55,-102.88)  212.38                80
 07/06/2019   08:36:43   (  -0.16,-104.58) (   0.62,-108.15)  406.91                80
 07/07/2019   08:20:39   (  -0.15,-104.58) (  -0.39,-103.62)  110.26                80
 07/08/2019   20:39:56   (   0.18,-104.76) (  -0.77,-108.93)  475.86                80
 07/09/2019   20:23:51   (   0.16,-104.77) (   0.24,-104.40)   41.40                80