Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2015 2 11.  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)
 02/16/2015   08:36:18   (  80.97,   0.63) 02/16/2015   08:37:14  (  80.97,   0.65)    0.53                56
 02/16/2015   09:27:15   ( -80.97, 167.73) 02/16/2015   09:27:59  ( -80.97, 167.88)    2.65                44
 02/16/2015   10:18:21   (  80.97, -24.90) 02/16/2015   10:18:44  (  80.97, -24.78)    2.18                23
 02/16/2015   11:09:17   ( -80.96, 142.58) 02/16/2015   11:09:29  ( -80.97, 142.46)    2.21                12
 02/16/2015   12:00:22   (  80.95, -49.69) 02/16/2015   12:00:13  (  80.95, -49.84)    2.69                 9
 02/16/2015   12:51:19   ( -80.96, 117.42) 02/16/2015   12:50:58  ( -80.96, 117.39)    0.45                21
 02/16/2015   13:42:25   (  80.95, -75.22) 02/16/2015   13:41:43  (  80.96, -75.27)    0.91                42
 02/16/2015   14:33:21   ( -80.95,  92.26) 02/16/2015   14:32:27  ( -80.94,  92.33)    1.31                54