Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2019 12 13.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/14/2019   06:38:27   (   0.01, -75.19) (   0.62, -77.97)  316.05                80
 12/15/2019   06:17:02   (   0.00, -75.19) (  -0.38, -73.43)  200.35                80
 12/16/2019   18:38:58   (   0.00, -75.20) (  -0.76, -78.74)  403.32                80
 12/17/2019   18:20:13   (   0.01, -75.20) (   0.24, -74.21)  113.65                80
 12/19/2019   06:44:39   (  -0.01, -75.21) (   0.96, -79.47)  485.76                80
 12/20/2019   06:23:14   (  -0.02, -75.22) (  -0.11, -74.95)   31.69                80
 12/22/2019   18:29:04   (   0.01, -75.25) (  -0.08, -75.71)   52.93                80
 12/23/2019   18:07:39   (   0.01, -75.26) (   0.92, -71.18)  465.05                80
 12/25/2019   06:32:05   (  -0.00, -75.28) (   0.28, -76.44)  132.94                80
 12/26/2019   06:10:41   (  -0.01, -75.29) (  -0.78, -71.92)  385.12                80