Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2019 3 31.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 03/31/2019   18:16:29   (  -0.00, -75.20) (   0.59, -72.67)  289.59                80
 04/02/2019   06:38:15   (   0.01, -75.19) (   0.60, -77.93)  311.53                80
 04/03/2019   06:16:49   (   0.00, -75.20) (  -0.41, -73.39)  205.55                80
 04/04/2019   18:38:45   (  -0.01, -75.22) (  -0.79, -78.69)  396.16                80
 04/05/2019   18:22:39   (  -0.00, -75.22) (   0.22, -74.16)  121.34                80
 04/07/2019   06:44:26   (   0.01, -75.22) (   0.96, -79.42)  478.65                80
 04/08/2019   06:23:00   (   0.00, -75.23) (  -0.04, -74.88)   39.02                80
 04/10/2019   18:26:11   (  -0.01, -75.26) (  -0.08, -75.66)   44.63                80
 04/11/2019   18:10:05   (  -0.02, -75.27) (   0.93, -71.12)  473.29                80
 04/13/2019   06:31:52   (   0.02, -75.28) (   0.26, -76.39)  126.14                80