Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2019 7 17.  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)
 07/18/2019   22:07:38   ( -79.97, -11.14) 07/18/2019   22:08:53  ( -80.00, -11.02)    3.42                75
 07/18/2019   22:58:35   (  80.00, 156.49) 07/18/2019   22:59:38  (  79.98, 156.42)    2.51                63
 07/18/2019   23:49:38   ( -79.99, -36.39) 07/18/2019   23:50:23  ( -80.00, -36.41)    0.73                45
 07/19/2019   00:40:36   (  80.00, 130.93) 07/19/2019   00:41:08  (  79.99, 131.02)    2.11                32
 07/19/2019   01:31:39   ( -79.99, -61.96) 07/19/2019   01:31:53  ( -80.00, -61.81)    3.09                14
 07/19/2019   02:22:37   (  79.99, 105.38) 07/19/2019   02:22:39  (  80.02, 105.32)    2.88                 2
 07/19/2019   03:13:39   ( -80.01, -87.21) 07/19/2019   03:13:23  ( -80.00, -87.21)    0.46                16
 07/19/2019   04:04:37   (  80.01,  80.13) 07/19/2019   04:04:08  (  79.99,  80.22)    3.00                29
 07/19/2019   04:55:40   ( -80.00,-112.77) 07/19/2019   04:54:53  ( -80.01,-112.61)    3.12                47
 07/19/2019   05:46:38   (  80.01,  54.57) 07/19/2019   05:45:39  (  80.02,  54.52)    1.82                59