Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2019 3 9.  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)
 03/15/2019   12:42:56   ( -80.19, 128.03) 03/15/2019   12:43:58  ( -80.21, 128.02)    2.21                62
 03/15/2019   13:33:55   (  80.18, -64.73) 03/15/2019   13:34:43  (  80.20, -64.58)    3.12                48
 03/15/2019   14:24:56   ( -80.21, 102.83) 03/15/2019   14:25:27  ( -80.18, 102.91)    2.96                31
 03/15/2019   15:15:55   (  80.20, -89.93) 03/15/2019   15:16:13  (  80.20, -90.00)    1.43                18
 03/15/2019   16:06:57   ( -80.20,  77.30) 03/15/2019   16:06:58  ( -80.21,  77.18)    2.53                 1
 03/15/2019   16:57:56   (  80.20,-115.45) 03/15/2019   16:57:43  (  80.21,-115.42)    0.66                13
 03/15/2019   17:48:58   ( -80.20,  51.77) 03/15/2019   17:48:28  ( -80.22,  51.76)    1.72                30
 03/15/2019   18:39:57   (  80.20,-140.98) 03/15/2019   18:39:13  (  80.21,-140.84)    2.72                44
 03/15/2019   19:30:59   ( -80.20,  26.24) 03/15/2019   19:29:58  ( -80.22,  26.34)    3.02                61