Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2019 3 29.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 03/29/2019   06:10:38   (  -0.00, -75.19) (  -0.74, -71.90)  375.04                80
 03/30/2019   18:32:33   (   0.01, -75.21) (  -0.46, -77.19)  227.17                80
 03/31/2019   18:16:29   (   0.01, -75.21) (   0.60, -72.67)  290.07                80
 04/02/2019   06:38:15   (  -0.01, -75.21) (   0.58, -77.93)  310.47                80
 04/03/2019   06:16:50   (  -0.01, -75.21) (  -0.43, -73.40)  207.07                80
 04/04/2019   18:38:45   (   0.01, -75.24) (  -0.77, -78.70)  394.00                80
 04/05/2019   18:22:40   (   0.01, -75.25) (   0.24, -74.16)  124.03                80
 04/07/2019   06:44:26   (  -0.01, -75.26) (   0.94, -79.42)  475.25                80
 04/08/2019   06:23:01   (  -0.01, -75.27) (  -0.12, -74.90)   42.91                80
 04/10/2019   18:26:11   (   0.01, -75.31) (  -0.06, -75.66)   39.80                80
 04/11/2019   18:10:06   (   0.01, -75.33) (   0.96, -71.13)  478.41                80