Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2019 5 11.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 05/12/2019   20:08:13   (  -0.11,-104.43) (   0.61,-101.26)  361.10                80
 05/14/2019   08:30:01   (   0.09,-104.38) (   0.59,-106.53)  245.44                80
 05/15/2019   08:13:58   (   0.10,-104.38) (  -0.46,-102.01)  271.63                80
 05/16/2019   20:35:55   (  -0.08,-104.45) (  -0.72,-107.31)  326.71                80
 05/17/2019   20:14:31   (  -0.09,-104.44) (   0.27,-102.78)  189.43                80
 05/19/2019   08:36:20   (   0.07,-104.38) (   0.86,-108.06)  418.85                80
 05/20/2019   08:20:16   (   0.08,-104.39) (  -0.13,-103.53)   98.23                80
 05/21/2019   20:42:13   (  -0.05,-104.46) (  -1.04,-108.84)  498.39                80
 05/22/2019   20:20:49   (  -0.07,-104.46) (  -0.05,-104.30)   17.94                80
 05/25/2019   08:23:53   (   0.06,-104.39) (   0.19,-105.05)   74.51                80