Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2019 12 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)
 12/14/2019   06:38:27   (   0.01, -75.19) (   0.61, -77.97)  316.00                80
 12/15/2019   06:17:02   (   0.00, -75.19) (  -0.39, -73.43)  200.43                80
 12/16/2019   18:38:57   (   0.00, -75.20) (  -0.81, -78.73)  403.14                80
 12/17/2019   18:20:13   (   0.01, -75.21) (   0.25, -74.21)  113.86                80
 12/19/2019   06:44:39   (  -0.01, -75.21) (   0.95, -79.47)  485.58                80
 12/20/2019   06:23:13   (  -0.02, -75.22) (  -0.05, -74.94)   31.86                80
 12/22/2019   18:29:04   (   0.01, -75.25) (  -0.08, -75.71)   52.63                80
 12/23/2019   18:07:39   (   0.01, -75.26) (   0.93, -71.18)  465.40                80
 12/25/2019   06:32:05   (  -0.00, -75.28) (   0.27, -76.44)  132.60                80
 12/26/2019   06:10:40   (  -0.00, -75.30) (  -0.73, -71.91)  385.47                80
 12/27/2019   18:35:16   (   0.00, -75.32) (  -0.39, -77.22)  215.78                80