Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2019 3 4.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 03/04/2019   18:23:01   (  -0.00, -75.20) (   0.23, -74.25)  109.23                80
 03/06/2019   06:44:47   (   0.00, -75.19) (   0.98, -79.50)  491.66                80
 03/07/2019   06:23:22   (   0.00, -75.20) (  -0.08, -74.98)   25.50                80
 03/09/2019   18:26:32   (   0.00, -75.22) (  -0.13, -75.74)   59.49                80
 03/10/2019   18:10:28   (   0.00, -75.23) (   0.93, -71.22)  457.98                80
 03/12/2019   06:32:14   (  -0.00, -75.23) (   0.27, -76.48)  141.89                80
 03/13/2019   06:10:49   (  -0.00, -75.24) (  -0.72, -71.94)  375.60                80
 03/14/2019   18:32:45   (  -0.00, -75.26) (  -0.42, -77.25)  226.10                80
 03/15/2019   18:16:40   (  -0.00, -75.27) (   0.58, -72.71)  291.57                80
 03/17/2019   06:38:26   (  -0.00, -75.28) (   0.62, -77.97)  307.92                80