Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2018 9 26.  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)
 09/30/2018   01:56:34   (  80.29, 104.84) 09/30/2018   01:57:39  (  80.28, 108.74)   73.08                65
 09/30/2018   02:47:33   ( -80.42, -85.72) 09/30/2018   02:48:29  ( -80.41, -85.64)    1.44                56
 09/30/2018   03:38:28   (  80.43,  81.70) 09/30/2018   03:39:14  (  80.41,  81.74)    2.00                46
 09/30/2018   04:29:34   ( -80.42,-111.20) 09/30/2018   04:29:59  ( -80.42,-111.04)    3.00                25
 09/30/2018   05:20:29   (  80.43,  56.22) 09/30/2018   05:20:44  (  80.41,  56.34)    2.90                15
 09/30/2018   06:11:34   ( -80.44,-136.35) 09/30/2018   06:11:29  ( -80.42,-136.44)    2.79                 5
 09/30/2018   07:02:30   (  80.43,  30.73) 09/30/2018   07:02:15  (  80.44,  30.62)    2.34                15
 09/30/2018   07:53:35   ( -80.44,-161.83) 09/30/2018   07:52:59  ( -80.42,-161.84)    2.16                36
 09/30/2018   08:44:31   (  80.43,   5.24) 09/30/2018   08:43:45  (  80.44,   5.22)    1.22                46
 09/30/2018   09:35:36   ( -80.44, 172.68) 09/30/2018   09:34:29  ( -80.42, 172.77)    2.58                67