Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2016 2 8.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-19) NOAA-19 Lat/Lon Date Time(NPP) NPP Lat/Lon    Distance(km)  Time Diff(sec)
 02/20/2016   16:39:46   (  81.02,-123.49) 02/20/2016   16:40:48  (  81.03,-123.38)    2.11                62
 02/20/2016   17:30:42   ( -81.02,  43.78) 02/20/2016   17:31:33  ( -81.03,  43.91)    2.37                51
 02/20/2016   18:21:47   (  81.02,-148.54) 02/20/2016   18:22:17  (  81.01,-148.45)    1.74                30
 02/20/2016   19:12:43   ( -81.02,  18.74) 02/20/2016   19:13:02  ( -81.02,  18.84)    1.92                19
 02/20/2016   20:03:49   (  81.02,-173.96) 02/20/2016   20:03:47  (  81.02,-173.90)    1.23                 2
 02/20/2016   20:54:45   ( -81.02,  -6.69) 02/20/2016   20:54:32  ( -81.02,  -6.61)    1.46                13
 02/20/2016   21:45:51   (  81.02, 160.62) 02/20/2016   21:45:17  (  81.02, 160.66)    0.73                34
 02/20/2016   22:36:47   ( -81.02, -32.11) 02/20/2016   22:36:02  ( -81.02, -32.05)    1.02                45