Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2017 6 10.  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)
 06/19/2017   23:30:11   (  80.83, 137.29) 06/19/2017   23:31:24  (  80.83, 137.19)    1.73                73
 06/20/2017   00:21:12   ( -80.82, -55.66) 06/20/2017   00:22:09  ( -80.84, -55.59)    1.88                57
 06/20/2017   01:12:13   (  80.82, 111.63) 06/20/2017   01:12:54  (  80.83, 111.78)    2.73                41
 06/20/2017   02:03:13   ( -80.83, -80.96) 06/20/2017   02:03:39  ( -80.84, -81.00)    1.23                26
 06/20/2017   02:54:14   (  80.83,  86.34) 06/20/2017   02:54:24  (  80.83,  86.36)    0.63                10
 06/20/2017   03:45:14   ( -80.83,-106.25) 06/20/2017   03:45:09  ( -80.84,-106.41)    2.93                 5
 06/20/2017   04:36:15   (  80.84,  61.05) 06/20/2017   04:35:54  (  80.84,  60.95)    1.88                21
 06/20/2017   05:27:16   ( -80.83,-131.91) 06/20/2017   05:26:39  ( -80.84,-131.82)    1.96                37
 06/20/2017   06:18:17   (  80.83,  35.40) 06/20/2017   06:17:24  (  80.84,  35.53)    2.52                53