Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2019 1 20.  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)
 02/01/2019   20:58:04   ( -80.25,   3.63) 02/01/2019   20:59:10  ( -80.27,   3.59)    1.55                66
 02/01/2019   21:49:00   (  80.25, 170.81) 02/01/2019   21:49:55  (  80.27, 170.91)    2.67                55
 02/01/2019   22:40:05   ( -80.25, -21.89) 02/01/2019   22:40:40  ( -80.27, -21.82)    2.21                35
 02/01/2019   23:31:00   (  80.27, 145.62) 02/01/2019   23:31:25  (  80.27, 145.50)    2.38                25
 02/02/2019   00:22:05   ( -80.27, -47.07) 02/02/2019   00:22:10  ( -80.27, -47.24)    3.06                 5
 02/02/2019   01:13:01   (  80.27, 120.10) 02/02/2019   01:12:55  (  80.27, 120.08)    0.75                 6
 02/02/2019   02:04:06   ( -80.27, -72.59) 02/02/2019   02:03:40  ( -80.28, -72.65)    1.28                26
 02/02/2019   02:55:02   (  80.27,  94.58) 02/02/2019   02:54:25  (  80.28,  94.67)    1.91                37
 02/02/2019   03:46:07   ( -80.27, -98.10) 02/02/2019   03:45:10  ( -80.28, -98.06)    1.21                57