Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2020 1 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)
 02/01/2020   06:16:37   (   0.05, -75.20) (  -0.35, -73.36)  209.84                80
 02/02/2020   18:41:14   (  -0.06, -75.20) (  -0.81, -78.67)  394.62                80
 02/03/2020   18:19:49   (  -0.06, -75.21) (   0.19, -74.14)  121.78                80
 02/05/2020   06:44:18   (   0.07, -75.21) (   1.00, -79.41)  478.69                80
 02/06/2020   06:22:53   (   0.07, -75.21) (   0.00, -74.88)   37.72                80
 02/08/2020   18:28:46   (  -0.08, -75.22) (  -0.16, -75.66)   49.78                80
 02/09/2020   18:07:22   (  -0.07, -75.22) (   0.84, -71.13)  467.03                80
 02/11/2020   06:31:50   (   0.08, -75.24) (   0.35, -76.40)  132.52                80
 02/12/2020   06:10:25   (   0.08, -75.25) (  -0.65, -71.86)  384.61                80
 02/13/2020   18:35:03   (  -0.08, -75.26) (  -0.50, -77.18)  218.26                80