Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2018 2 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 02/28/2018   18:38:40   (   0.01, -75.19) (  -0.79, -78.66)  396.04                80
 03/01/2018   18:22:35   (   0.01, -75.19) (   0.22, -74.13)  120.76                80
 03/03/2018   06:44:21   (  -0.01, -75.19) (   0.95, -79.39)  479.45                80
 03/04/2018   06:22:56   (  -0.01, -75.19) (  -0.06, -74.86)   37.71                80
 03/06/2018   18:26:05   (   0.01, -75.21) (  -0.10, -75.62)   47.41                80
 03/07/2018   18:10:00   (   0.01, -75.22) (   0.91, -71.09)  470.43                80
 03/09/2018   06:31:46   (  -0.01, -75.23) (   0.26, -76.35)  128.31                80
 03/10/2018   06:10:21   (  -0.01, -75.24) (  -0.76, -71.82)  389.53                80
 03/11/2018   18:32:16   (   0.01, -75.26) (  -0.42, -77.12)  212.31                80
 03/12/2018   18:16:11   (   0.02, -75.27) (   0.60, -72.58)  306.06                80