Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2018 8 15.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 08/16/2018   06:29:49   (  -0.03, -75.19) (   0.26, -76.40)  138.14                80
 08/17/2018   06:13:46   (  -0.03, -75.20) (  -0.79, -71.88)  379.09                80
 08/18/2018   18:33:03   (   0.03, -75.21) (  -0.41, -77.18)  224.53                80
 08/19/2018   18:17:00   (   0.03, -75.23) (   0.64, -72.66)  293.01                80
 08/21/2018   06:36:08   (  -0.04, -75.25) (   0.56, -77.93)  305.15                80
 08/22/2018   06:20:04   (  -0.04, -75.27) (  -0.48, -73.41)  212.65                80
 08/23/2018   18:39:22   (   0.05, -75.29) (  -0.70, -78.71)  390.08                80
 08/24/2018   18:23:17   (   0.05, -75.30) (   0.28, -74.18)  128.13                80
 08/26/2018   06:42:27   (  -0.06, -75.34) (   0.86, -79.46)  468.91                80
 08/27/2018   06:26:22   (  -0.05, -75.36) (  -0.13, -74.92)   49.76                80
 08/29/2018   18:26:56   (   0.06, -75.42) (  -0.00, -75.71)   32.84                80