Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2019 12 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/22/2019   18:26:24   (  -0.01, -75.19) (  -0.10, -75.71)   57.99                80
 12/23/2019   18:10:18   (  -0.02, -75.20) (   0.90, -71.17)  459.04                80
 12/25/2019   06:32:05   (   0.02, -75.19) (   0.29, -76.43)  141.41                80
 12/26/2019   06:10:39   (   0.01, -75.20) (  -0.71, -71.90)  375.53                80
 12/27/2019   18:35:14   (  -0.01, -75.21) (  -0.48, -77.20)  227.08                80
 12/28/2019   18:13:50   (  -0.00, -75.22) (   0.59, -72.68)  290.32                80
 12/30/2019   06:38:16   (   0.00, -75.23) (   0.61, -77.94)  308.88                80
 12/31/2019   06:16:51   (  -0.01, -75.24) (  -0.40, -73.41)  208.92                80
 01/01/2020   18:41:26   (   0.01, -75.27) (  -0.78, -78.71)  392.23                80
 01/02/2020   18:20:02   (   0.01, -75.29) (   0.28, -74.19)  126.16                80
 01/04/2020   06:44:28   (  -0.01, -75.31) (   0.92, -79.45)  471.51                80