Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2015 3 15.  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)
 03/16/2015   18:17:35   (  70.92, -96.97) 03/16/2015   18:16:23  (  70.96, -97.50)   19.88                72
 03/16/2015   19:07:08   ( -70.65,  70.25) 03/16/2015   19:07:01  ( -70.65,  70.32)    2.58                 7
 03/16/2015   19:56:35   (  70.55,-122.26) 03/16/2015   19:57:45  (  70.55,-122.21)    2.03                70
 03/19/2015   10:34:10   (  70.72,  18.58) 03/19/2015   10:33:10  (  70.74,  18.63)    2.78                60
 03/19/2015   11:23:40   ( -70.62,-173.94) 03/19/2015   11:23:52  ( -70.64,-173.89)    2.98                12
 03/19/2015   12:13:17   (  69.97,  -7.24) 03/19/2015   12:14:25  (  69.96,  -5.52)   65.67                68
 03/22/2015   02:50:45   (  70.71, 134.42) 03/22/2015   02:50:02  (  70.74, 134.41)    2.81                43
 03/22/2015   03:40:15   ( -70.61, -58.10) 03/22/2015   03:40:44  ( -70.63, -58.10)    2.17                29
 03/24/2015   19:07:23   (  70.68,-109.80) 03/24/2015   19:06:53  (  70.69,-109.74)    2.77                30
 03/24/2015   19:56:53   ( -70.58,  57.68) 03/24/2015   19:57:35  ( -70.58,  57.75)    2.54                42
 03/27/2015   10:34:23   ( -71.47,-160.37) 03/27/2015   10:33:15  ( -71.52,-162.68)   81.66                68
 03/27/2015   11:24:02   (  70.72,   6.09) 03/27/2015   11:23:45  (  70.70,   6.02)    3.57                17
 03/27/2015   12:13:33   ( -70.57, 173.50) 03/27/2015   12:14:27  ( -70.59, 173.51)    1.98                54