Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2019 7 24.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 07/25/2019   18:39:28   (   0.01, -75.20) (  -0.79, -78.79)  409.99                80
 07/26/2019   18:23:23   (   0.01, -75.20) (   0.22, -74.26)  106.48                80
 07/28/2019   06:45:12   (  -0.01, -75.20) (   0.93, -79.54)  494.01                80
 07/29/2019   06:26:27   (  -0.01, -75.20) (  -0.08, -75.01)   22.62                80
 07/31/2019   18:26:59   (   0.01, -75.20) (  -0.12, -75.77)   65.01                80
 08/01/2019   18:10:55   (   0.01, -75.21) (   0.89, -71.24)  451.89                80
 08/03/2019   06:30:03   (  -0.01, -75.22) (   0.26, -76.51)  147.71                80
 08/04/2019   06:13:58   (  -0.01, -75.22) (  -0.75, -71.98)  369.64                80
 08/05/2019   18:33:15   (   0.01, -75.24) (  -0.46, -77.28)  233.15                80
 08/06/2019   18:17:10   (   0.01, -75.25) (   0.56, -72.75)  284.66                80