Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2015 4 11.  Predictions up to the next  14.0 days:

     Date     Time(LANDSAT-8) LANDSAT-8 Lat/Lon Date Time(NOAA-19) NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 04/11/2015   23:01:00   ( -73.06,  15.66) 04/11/2015   23:00:08  ( -73.07,  15.72)    2.42                52
 04/11/2015   23:50:27   (  72.97,-176.86) 04/11/2015   23:51:03  (  72.97,-176.79)    2.56                36
 04/14/2015   04:34:44   (  73.05, 112.20) 04/14/2015   04:34:30  (  73.03, 112.25)    2.67                14
 04/14/2015   05:24:18   ( -72.71, -80.81) 04/14/2015   05:25:29  ( -72.69, -79.78)   34.38                71
 04/16/2015   09:19:02   (  73.09,  41.20) 04/16/2015   09:17:57  (  73.10,  41.28)    2.81                65
 04/16/2015   10:08:31   ( -73.02,-151.30) 04/16/2015   10:09:01  ( -73.00,-151.28)    2.50                30
 04/18/2015   14:52:49   ( -73.09, 137.75) 04/18/2015   14:52:28  ( -73.08, 137.73)    2.06                21
 04/18/2015   15:42:16   (  73.00, -54.78) 04/18/2015   15:43:23  (  72.98, -54.80)    2.38                67
 04/20/2015   19:37:08   ( -73.14,  66.75) 04/20/2015   19:35:55  ( -73.16,  66.71)    3.23                73
 04/20/2015   20:26:35   (  73.05,-125.79) 04/20/2015   20:26:50  (  73.07,-125.81)    2.61                15
 04/23/2015   01:10:54   (  73.11, 163.25) 04/23/2015   01:10:16  (  73.11, 163.28)    1.01                38
 04/23/2015   02:00:24   ( -73.00, -29.34) 04/23/2015   02:01:20  ( -73.02, -29.30)    2.78                56
 04/25/2015   05:55:02   (  73.78,  93.55) 04/25/2015   05:53:56  (  73.84,  90.71)   88.15                66
 04/25/2015   06:44:43   ( -73.09,-100.25) 04/25/2015   06:44:46  ( -73.08,-100.25)    1.20                 3