Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2015 4 6.  Predictions up to the next  14.0 days:

     Date     Time(LANDSAT-8) LANDSAT-8 Lat/Lon Date Time(NPP) NPP Lat/Lon    Distance(km)  Time Diff(sec)
 04/07/2015   02:50:23   (  70.70, 134.43) 04/07/2015   02:49:40  (  70.73, 134.45)    3.50                43
 04/07/2015   03:39:52   ( -70.64, -58.02) 04/07/2015   03:40:22  ( -70.63, -58.08)    2.60                30
 04/09/2015   19:06:55   (  70.66,-109.75) 04/09/2015   19:06:30  (  70.67,-109.68)    2.79                25
 04/09/2015   19:56:25   ( -70.56,  57.72) 04/09/2015   19:57:12  ( -70.58,  57.79)    3.38                47
 04/12/2015   10:33:55   ( -71.09,-160.88) 04/12/2015   10:32:44  ( -71.14,-162.00)   40.43                71
 04/12/2015   11:23:28   (  70.66,   6.10) 04/12/2015   11:23:21  (  70.67,   6.09)    1.35                 7
 04/12/2015   12:12:58   ( -70.56, 173.58) 04/12/2015   12:14:03  ( -70.58, 173.56)    2.19                65
 04/15/2015   02:50:35   ( -70.75, -45.57) 04/15/2015   02:49:26  ( -70.73, -45.54)    2.04                69
 04/15/2015   03:40:02   (  70.64, 121.92) 04/15/2015   03:40:10  (  70.63, 121.94)    1.38                 8
 04/15/2015   04:29:36   ( -70.32, -70.92) 04/15/2015   04:30:48  ( -70.32, -70.26)   24.68                72
 04/17/2015   19:07:11   ( -70.76,  70.30) 04/17/2015   19:06:17  ( -70.75,  70.22)    3.25                54
 04/17/2015   19:56:39   (  70.60,-122.30) 04/17/2015   19:57:00  (  70.60,-122.23)    2.72                21
 04/17/2015   20:46:22   ( -69.79,  44.17) 04/17/2015   20:47:29  ( -69.81,  46.30)   81.66                67
 04/20/2015   11:23:50   ( -70.70,-173.96) 04/20/2015   11:23:07  ( -70.72,-173.95)    1.83                43
 04/20/2015   12:13:17   (  70.60,  -6.47) 04/20/2015   12:13:51  (  70.62,  -6.49)    2.59                34