Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2015 10 5.  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)
 10/10/2015   21:39:34   (  81.04, 162.26) 10/10/2015   21:40:33  (  81.04, 162.18)    1.37                59
 10/10/2015   22:30:31   ( -81.04, -30.69) 10/10/2015   22:31:18  ( -81.04, -30.59)    1.78                47
 10/10/2015   23:21:35   (  81.04, 136.93) 10/10/2015   23:22:02  (  81.04, 136.76)    3.05                27
 10/11/2015   00:12:31   ( -81.04, -55.65) 10/11/2015   00:12:46  ( -81.03, -55.65)    0.61                15
 10/11/2015   01:03:37   (  81.04, 111.60) 10/11/2015   01:03:31  (  81.03, 111.70)    1.93                 6
 10/11/2015   01:54:33   ( -81.03, -80.98) 10/11/2015   01:54:16  ( -81.03, -81.08)    1.63                17
 10/11/2015   02:45:39   (  81.03,  86.27) 10/11/2015   02:45:01  (  81.03,  86.27)    0.42                38
 10/11/2015   03:36:35   ( -81.03,-106.32) 10/11/2015   03:35:46  ( -81.03,-106.50)    3.18                49