Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2019 12 22.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/23/2019   18:07:38   (  -0.02, -75.20) (   0.86, -71.16)  459.06                80
 12/25/2019   06:32:05   (   0.02, -75.19) (   0.28, -76.44)  141.43                80
 12/26/2019   06:10:39   (   0.01, -75.20) (  -0.73, -71.90)  375.53                80
 12/27/2019   18:35:15   (  -0.01, -75.21) (  -0.46, -77.20)  227.05                80
 12/28/2019   18:13:49   (  -0.00, -75.22) (   0.54, -72.67)  290.34                80
 12/30/2019   06:38:17   (   0.00, -75.23) (   0.59, -77.94)  308.88                80
 12/31/2019   06:16:51   (  -0.00, -75.24) (  -0.41, -73.41)  208.92                80
 01/01/2020   18:41:26   (   0.00, -75.27) (  -0.77, -78.71)  392.18                80
 01/02/2020   18:20:01   (   0.01, -75.29) (   0.24, -74.18)  126.17                80
 01/04/2020   06:44:28   (  -0.00, -75.31) (   0.90, -79.45)  471.54                80
 01/05/2020   06:23:03   (  -0.01, -75.33) (  -0.10, -74.92)   47.02                80