Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2019 7 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 07/19/2019   06:11:15   (  -0.03, -75.20) (  -0.76, -71.99)  366.35                80
 07/20/2019   18:33:12   (   0.03, -75.20) (  -0.46, -77.28)  237.78                80
 07/21/2019   18:17:07   (   0.03, -75.21) (   0.55, -72.75)  279.33                80
 07/23/2019   06:38:56   (  -0.03, -75.22) (   0.61, -78.02)  319.77                80
 07/24/2019   06:17:31   (  -0.03, -75.23) (  -0.41, -73.49)  197.56                80
 07/25/2019   18:39:28   (   0.04, -75.24) (  -0.75, -78.80)  405.76                80
 07/26/2019   18:23:24   (   0.04, -75.25) (   0.26, -74.27)  111.79                80
 07/28/2019   06:45:12   (  -0.05, -75.27) (   0.89, -79.55)  486.67                80
 07/29/2019   06:23:48   (  -0.05, -75.28) (  -0.12, -75.02)   30.84                80
 07/31/2019   18:27:00   (   0.06, -75.31) (  -0.08, -75.78)   54.75                80
 08/01/2019   18:10:56   (   0.06, -75.32) (   0.99, -71.26)  463.28                80