Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2018 12 31.  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)
 01/05/2019   02:28:03   ( -80.11, -82.11) 01/05/2019   02:29:06  ( -80.13, -77.35)   90.83                63
 01/05/2019   03:18:56   (  80.31,  88.23) 01/05/2019   03:19:57  (  80.30,  88.08)    3.05                61
 01/05/2019   04:09:55   ( -80.30,-104.72) 01/05/2019   04:10:42  ( -80.30,-104.63)    1.68                47
 01/05/2019   05:00:57   (  80.31,  62.72) 01/05/2019   05:01:27  (  80.30,  62.67)    1.18                30
 01/05/2019   05:51:55   ( -80.32,-129.89) 01/05/2019   05:52:12  ( -80.30,-130.04)    3.09                17
 01/05/2019   06:42:58   (  80.31,  37.20) 01/05/2019   06:42:57  (  80.30,  37.25)    1.04                 1
 01/05/2019   07:33:56   ( -80.31,-155.40) 01/05/2019   07:33:42  ( -80.31,-155.45)    1.42                14
 01/05/2019   08:24:59   (  80.31,  11.69) 01/05/2019   08:24:27  (  80.31,  11.84)    2.89                32
 01/05/2019   09:15:57   ( -80.31, 179.09) 01/05/2019   09:15:12  ( -80.31, 179.14)    1.11                45
 01/05/2019   10:06:59   (  80.33, -13.49) 01/05/2019   10:05:57  (  80.31, -13.57)    2.21                62