Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2020 1 6.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 01/07/2020   18:28:52   (  -0.03, -75.20) (  -0.12, -75.67)   52.80                80
 01/08/2020   18:07:26   (  -0.03, -75.20) (   0.89, -71.13)  464.16                80
 01/10/2020   06:31:53   (   0.04, -75.21) (   0.30, -76.40)  135.28                80
 01/11/2020   06:10:27   (   0.04, -75.21) (  -0.71, -71.86)  381.59                80
 01/12/2020   18:35:02   (  -0.04, -75.22) (  -0.47, -77.16)  221.62                80
 01/13/2020   18:13:37   (  -0.04, -75.22) (   0.55, -72.63)  295.67                80
 01/15/2020   06:38:03   (   0.05, -75.24) (   0.65, -77.89)  302.67                80
 01/16/2020   06:16:38   (   0.04, -75.25) (  -0.36, -73.36)  214.93                80
 01/17/2020   18:41:13   (  -0.05, -75.26) (  -0.81, -78.66)  387.13                80
 01/18/2020   18:19:48   (  -0.05, -75.28) (   0.20, -74.13)  130.95                80
 01/20/2020   06:44:14   (   0.06, -75.30) (   0.99, -79.39)  466.12                80