Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2019 10 14.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 10/14/2019   18:23:22   (   0.00, -75.20) (   0.22, -74.23)  111.10                80
 10/16/2019   06:45:10   (  -0.00, -75.20) (   0.97, -79.50)  489.76                80
 10/17/2019   06:23:45   (  -0.00, -75.20) (  -0.07, -74.97)   26.68                80
 10/19/2019   18:26:56   (   0.01, -75.21) (  -0.11, -75.75)   61.18                80
 10/20/2019   18:10:51   (   0.01, -75.21) (   0.87, -71.21)  455.36                80
 10/22/2019   06:32:39   (  -0.02, -75.21) (   0.25, -76.49)  145.22                80
 10/23/2019   06:11:13   (  -0.02, -75.22) (  -0.73, -71.95)  371.55                80
 10/24/2019   18:33:10   (   0.02, -75.23) (  -0.42, -77.27)  231.95                80
 10/25/2019   18:17:04   (   0.02, -75.24) (   0.56, -72.73)  285.45                80
 10/27/2019   06:38:52   (  -0.02, -75.26) (   0.57, -78.01)  313.53                80