Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2019 7 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 07/19/2019   20:33:45   (   0.24,-104.84) (  -0.35,-107.44)  296.15                80
 07/20/2019   20:17:41   (   0.23,-104.84) (   0.66,-102.91)  220.22                80
 07/22/2019   08:36:48   (  -0.26,-104.66) (   0.55,-108.17)  400.94                80
 07/23/2019   08:20:44   (  -0.24,-104.65) (  -0.46,-103.64)  115.19                80
 07/24/2019   20:40:02   (   0.27,-104.82) (  -0.64,-108.96)  471.90                80
 07/25/2019   20:23:57   (   0.26,-104.81) (   0.37,-104.43)   44.54                80
 07/28/2019   08:24:20   (  -0.28,-104.63) (  -0.17,-105.16)   60.52                80
 07/29/2019   08:08:16   (  -0.27,-104.62) (  -1.18,-100.63)  455.09                80
 07/30/2019   20:27:33   (   0.30,-104.77) (   0.03,-105.94)  133.08                80
 07/31/2019   20:11:29   (   0.29,-104.77) (   1.04,-101.41)  382.84                80