Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2018 1 28.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 01/30/2018   06:44:46   (   0.03, -75.19) (   0.99, -79.48)  489.56                80
 01/31/2018   06:23:21   (   0.03, -75.19) (  -0.02, -74.95)   27.96                80
 02/02/2018   18:26:31   (  -0.04, -75.23) (  -0.16, -75.71)   54.88                80
 02/03/2018   18:10:25   (  -0.04, -75.25) (   0.85, -71.18)  463.56                80
 02/05/2018   06:32:12   (   0.04, -75.27) (   0.30, -76.45)  134.75                80
 02/06/2018   06:10:47   (   0.04, -75.28) (  -0.71, -71.91)  383.94                80
 02/07/2018   18:32:42   (  -0.04, -75.33) (  -0.47, -77.22)  215.51                80
 02/08/2018   18:16:37   (  -0.04, -75.35) (   0.54, -72.68)  303.72                80
 02/10/2018   06:38:24   (   0.05, -75.38) (   0.61, -77.95)  293.23                80
 02/11/2018   06:16:59   (   0.05, -75.40) (  -0.40, -73.42)  226.10                80