Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2019 3 18.  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)
 03/29/2019   09:06:56   (  80.01,   0.16) 03/29/2019   09:08:02  (  80.05,   3.69)   68.22                66
 03/29/2019   09:57:47   ( -80.18, 169.79) 03/29/2019   09:58:51  ( -80.17, 169.72)    2.08                64
 03/29/2019   10:48:50   (  80.17, -23.15) 03/29/2019   10:49:37  (  80.19, -23.26)    3.28                47
 03/29/2019   11:39:48   ( -80.18, 144.25) 03/29/2019   11:40:21  ( -80.17, 144.30)    1.21                33
 03/29/2019   12:30:50   (  80.19, -48.35) 03/29/2019   12:31:06  (  80.17, -48.37)    2.24                16
 03/29/2019   13:21:49   ( -80.18, 118.72) 03/29/2019   13:21:51  ( -80.17, 118.88)    2.96                 2
 03/29/2019   14:12:51   (  80.19, -73.88) 03/29/2019   14:12:36  (  80.17, -73.79)    2.36                15
 03/29/2019   15:03:49   ( -80.20,  93.51) 03/29/2019   15:03:21  ( -80.18,  93.46)    2.18                28
 03/29/2019   15:54:52   (  80.19, -99.41) 03/29/2019   15:54:07  (  80.20, -99.52)    2.98                45
 03/29/2019   16:45:50   ( -80.19,  67.98) 03/29/2019   16:44:51  ( -80.18,  68.04)    1.65                59