Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2018 11 8.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 11/08/2018   08:39:28   (   0.11,-104.15) (   0.99,-108.06)  446.59                80
 11/09/2018   08:18:04   (   0.13,-104.14) (  -0.02,-103.54)   69.08                80
 11/11/2018   20:21:16   (  -0.11,-104.04) (  -0.16,-104.31)   31.02                80
 11/12/2018   20:05:11   (  -0.13,-104.04) (   0.85, -99.78)  486.23                80
 11/14/2018   08:26:59   (   0.10,-104.15) (   0.29,-105.06)  103.29                80
 11/15/2018   08:05:34   (   0.11,-104.15) (  -0.67,-100.52)  412.43                80
 11/16/2018   20:27:31   (  -0.08,-104.03) (  -0.48,-105.84)  206.05                80
 11/17/2018   20:11:27   (  -0.09,-104.04) (   0.54,-101.31)  311.34                80
 11/19/2018   08:33:15   (   0.07,-104.18) (   0.60,-106.59)  275.03                80
 11/20/2018   08:11:50   (   0.08,-104.17) (  -0.36,-102.05)  240.90                80
 11/21/2018   20:33:47   (  -0.06,-104.03) (  -0.78,-107.37)  380.33                80