Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2018 12 27.  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, -82.06) 01/05/2019   02:29:06  ( -80.13, -77.30)   90.94                63
 01/05/2019   03:18:56   (  80.31,  88.26) 01/05/2019   03:19:57  (  80.30,  88.11)    3.22                61
 01/05/2019   04:09:55   ( -80.30,-104.67) 01/05/2019   04:10:42  ( -80.29,-104.57)    1.82                47
 01/05/2019   05:00:57   (  80.31,  62.74) 01/05/2019   05:01:27  (  80.30,  62.70)    1.50                30
 01/05/2019   05:51:55   ( -80.32,-129.84) 01/05/2019   05:52:12  ( -80.30,-129.98)    3.47                17
 01/05/2019   06:42:58   (  80.31,  37.23) 01/05/2019   06:42:57  (  80.30,  37.29)    1.29                 1
 01/05/2019   07:33:56   ( -80.32,-155.35) 01/05/2019   07:33:42  ( -80.30,-155.39)    2.07                14
 01/05/2019   08:24:59   (  80.31,  11.72) 01/05/2019   08:24:27  (  80.30,  11.87)    2.94                32
 01/05/2019   09:15:57   ( -80.32, 179.14) 01/05/2019   09:15:12  ( -80.30, 179.19)    1.80                45
 01/05/2019   10:06:59   (  80.33, -13.46) 01/05/2019   10:05:57  (  80.31, -13.54)    2.57                62