Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2019 12 8.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/09/2019   06:32:16   (   0.02, -75.21) (   0.27, -76.47)  143.00                80
 12/10/2019   06:10:50   (   0.02, -75.21) (  -0.73, -71.93)  374.02                80
 12/11/2019   18:32:45   (  -0.02, -75.22) (  -0.48, -77.23)  229.45                80
 12/12/2019   18:16:40   (  -0.01, -75.22) (   0.52, -72.69)  287.64                80
 12/14/2019   06:38:27   (   0.01, -75.23) (   0.62, -77.97)  311.77                80
 12/15/2019   06:17:02   (   0.01, -75.24) (  -0.38, -73.43)  205.27                80
 12/16/2019   18:41:37   (  -0.01, -75.25) (  -0.82, -78.73)  397.91                80
 12/17/2019   18:20:13   (   0.00, -75.26) (   0.25, -74.21)  119.59                80
 12/19/2019   06:44:39   (   0.00, -75.28) (   0.95, -79.47)  478.54                80
 12/20/2019   06:23:14   (  -0.00, -75.29) (  -0.11, -74.95)   39.41                80