Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2017 6 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)
 06/06/2017   09:01:10   (  80.83,  -5.73) 06/06/2017   09:02:21  (  80.83,  -5.61)    2.09                71
 06/06/2017   09:52:13   ( -80.84, 161.79) 06/06/2017   09:53:05  ( -80.82, 161.88)    2.19                52
 06/06/2017   10:43:11   (  80.84, -31.01) 06/06/2017   10:43:51  (  80.84, -31.03)    0.26                40
 06/06/2017   11:34:15   ( -80.84, 136.14) 06/06/2017   11:34:36  ( -80.84, 136.11)    1.17                21
 06/06/2017   12:25:12   (  80.84, -56.30) 06/06/2017   12:25:21  (  80.84, -56.44)    2.54                 9
 06/06/2017   13:16:16   ( -80.84, 110.85) 06/06/2017   13:16:06  ( -80.85, 110.70)    2.72                10
 06/06/2017   14:07:14   (  80.84, -81.95) 06/06/2017   14:06:51  (  80.84, -81.85)    1.74                23
 06/06/2017   14:58:18   ( -80.84,  85.20) 06/06/2017   14:57:36  ( -80.85,  85.29)    2.15                42
 06/06/2017   15:49:15   (  80.84,-107.23) 06/06/2017   15:48:21  (  80.84,-107.26)    0.63                54