Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2018 1 31.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 02/02/2018   18:26:31   (   0.01, -75.22) (  -0.13, -75.72)   57.10                80
 02/03/2018   18:10:27   (   0.01, -75.23) (   0.93, -71.20)  460.87                80
 02/05/2018   06:32:13   (  -0.01, -75.24) (   0.27, -76.46)  139.09                80
 02/06/2018   06:10:47   (  -0.01, -75.25) (  -0.74, -71.92)  379.07                80
 02/07/2018   18:32:43   (   0.01, -75.29) (  -0.44, -77.22)  220.61                80
 02/08/2018   18:16:37   (   0.01, -75.31) (   0.57, -72.69)  298.08                80
 02/10/2018   06:38:25   (  -0.01, -75.32) (   0.57, -77.96)  300.59                80
 02/11/2018   06:16:59   (  -0.01, -75.34) (  -0.44, -73.42)  218.13                80
 02/12/2018   18:38:54   (   0.02, -75.39) (  -0.74, -78.73)  381.07                80
 02/13/2018   18:22:49   (   0.02, -75.41) (   0.27, -74.19)  138.21                80