Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2019 7 5.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 07/05/2019   18:17:04   (   0.01, -75.19) (   0.58, -72.76)  278.12                80
 07/07/2019   06:36:11   (  -0.01, -75.19) (   0.64, -78.02)  322.35                80
 07/08/2019   06:20:08   (  -0.01, -75.20) (  -0.42, -73.50)  194.35                80
 07/09/2019   18:39:24   (   0.02, -75.20) (  -0.80, -78.79)  409.55                80
 07/10/2019   18:23:20   (   0.02, -75.21) (   0.21, -74.26)  107.55                80
 07/12/2019   06:42:28   (  -0.02, -75.22) (   0.96, -79.53)  491.64                80
 07/13/2019   06:23:43   (  -0.02, -75.23) (  -0.05, -75.00)   25.77                80
 07/15/2019   18:26:56   (   0.02, -75.26) (  -0.10, -75.78)   59.63                80
 07/16/2019   18:10:52   (   0.02, -75.27) (   0.91, -71.25)  458.24                80
 07/18/2019   06:30:00   (  -0.03, -75.30) (   0.25, -76.52)  139.66                80