Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2017 11 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)
 11/17/2017   06:54:58   ( -80.73,-152.03) 11/17/2017   06:56:07  ( -80.74,-151.90)    2.36                69
 11/17/2017   07:46:03   (  80.73,  15.36) 11/17/2017   07:46:52  (  80.74,  15.36)    0.43                49
 11/17/2017   08:36:59   ( -80.73,-177.39) 11/17/2017   08:37:37  ( -80.74,-177.32)    1.35                38
 11/17/2017   09:28:04   (  80.74, -10.00) 11/17/2017   09:28:22  (  80.74, -10.06)    0.99                18
 11/17/2017   10:19:00   ( -80.74, 157.25) 11/17/2017   10:19:07  ( -80.74, 157.27)    0.33                 7
 11/17/2017   11:10:05   (  80.74, -35.36) 11/17/2017   11:09:52  (  80.74, -35.47)    2.02                13
 11/17/2017   12:01:01   ( -80.74, 131.89) 11/17/2017   12:00:37  ( -80.74, 131.86)    0.68                24
 11/17/2017   12:52:06   (  80.75, -60.72) 11/17/2017   12:51:22  (  80.75, -60.89)    3.07                44
 11/17/2017   13:43:02   ( -80.75, 106.53) 11/17/2017   13:42:07  ( -80.74, 106.44)    1.69                55