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

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 10/11/2019   06:38:56   (   0.00, -75.20) (   0.61, -77.98)  317.13                80
 10/12/2019   06:17:31   (   0.00, -75.20) (  -0.36, -73.45)  199.28                80
 10/13/2019   18:39:27   (  -0.00, -75.20) (  -0.79, -78.76)  405.28                80
 10/14/2019   18:23:23   (  -0.00, -75.20) (   0.24, -74.23)  111.51                80
 10/16/2019   06:45:10   (  -0.00, -75.22) (   0.95, -79.50)  488.22                80
 10/17/2019   06:23:45   (   0.00, -75.22) (  -0.03, -74.96)   28.73                80
 10/19/2019   18:26:55   (  -0.00, -75.23) (  -0.14, -75.74)   58.63                80
 10/20/2019   18:10:51   (  -0.01, -75.24) (   0.90, -71.21)  458.49                80
 10/22/2019   06:32:38   (   0.00, -75.25) (   0.30, -76.48)  140.80                80
 10/23/2019   06:11:14   (   0.00, -75.26) (  -0.74, -71.96)  376.40                80