Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2018 10 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 10/19/2018   06:32:49   (  -0.02, -75.20) (   0.28, -76.47)  144.63                80
 10/20/2018   06:11:24   (  -0.02, -75.21) (  -0.75, -71.94)  371.87                80
 10/21/2018   18:36:01   (   0.02, -75.20) (  -0.42, -77.25)  233.35                80
 10/22/2018   18:14:35   (   0.02, -75.21) (   0.56, -72.72)  283.57                80
 10/24/2018   06:39:02   (   0.01, -75.23) (   0.63, -77.99)  314.01                80
 10/25/2018   06:17:37   (   0.02, -75.24) (  -0.35, -73.45)  203.27                80
 10/26/2018   18:42:13   (  -0.02, -75.24) (  -0.82, -78.76)  401.27                80
 10/27/2018   18:20:49   (  -0.02, -75.25) (   0.22, -74.23)  115.88                80
 10/29/2018   06:45:16   (   0.02, -75.27) (   0.96, -79.50)  482.23                80
 10/30/2018   06:23:52   (   0.02, -75.28) (  -0.07, -74.98)   35.08                80