Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2019 8 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)
 08/19/2019   06:32:44   (  -0.04, -75.19) (   0.29, -76.50)  150.17                80
 08/20/2019   06:11:21   (  -0.03, -75.21) (  -0.79, -71.98)  368.57                80
 08/21/2019   18:33:17   (   0.04, -75.25) (  -0.42, -77.28)  230.78                80
 08/22/2019   18:17:13   (   0.04, -75.28) (   0.60, -72.75)  288.20                80
 08/24/2019   06:39:01   (  -0.05, -75.30) (   0.55, -78.02)  309.84                80
 08/25/2019   06:17:37   (  -0.05, -75.32) (  -0.47, -73.49)  209.06                80
 08/26/2019   18:39:33   (   0.05, -75.37) (  -0.73, -78.79)  390.26                80
 08/27/2019   18:23:28   (   0.06, -75.40) (   0.29, -74.26)  128.91                80
 08/29/2019   06:45:17   (  -0.06, -75.43) (   0.86, -79.54)  468.45                80
 08/30/2019   06:23:52   (  -0.06, -75.45) (  -0.16, -75.01)   50.95                80
 09/01/2019   18:27:04   (   0.06, -75.54) (  -0.01, -75.78)   27.38                80