Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2020 1 12.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 01/12/2020   18:35:02   (  -0.05, -75.20) (  -0.49, -77.16)  222.84                80
 01/13/2020   18:13:36   (  -0.04, -75.20) (   0.52, -72.62)  293.48                80
 01/15/2020   06:38:03   (   0.05, -75.20) (   0.67, -77.89)  306.68                80
 01/16/2020   06:16:37   (   0.04, -75.20) (  -0.34, -73.35)  209.93                80
 01/17/2020   18:41:13   (  -0.05, -75.20) (  -0.83, -78.65)  393.58                80
 01/18/2020   18:19:47   (  -0.05, -75.21) (   0.18, -74.12)  123.51                80
 01/20/2020   06:44:13   (   0.06, -75.22) (   1.01, -79.38)  475.34                80
 01/21/2020   06:22:48   (   0.06, -75.22) (   0.00, -74.85)   41.96                80
 01/23/2020   18:28:38   (  -0.07, -75.24) (  -0.15, -75.62)   43.11                80
 01/24/2020   18:07:12   (  -0.07, -75.25) (   0.86, -71.08)  474.75                80