Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2014 3 11.  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)
 03/13/2014   20:47:00   ( -70.40,  45.13) 03/13/2014   20:46:11  ( -70.40,  45.09)    1.44                49
 03/13/2014   21:36:27   (  70.30,-147.38) 03/13/2014   21:36:55  (  70.30,-147.43)    2.09                28
 03/16/2014   12:13:46   (  71.12,  -5.54) 03/16/2014   12:12:38  (  71.19,  -7.75)   79.67                68
 03/16/2014   13:03:28   ( -70.35, 160.93) 03/16/2014   13:03:06  ( -70.36, 160.95)    0.86                22
 03/16/2014   13:52:55   (  70.24, -31.58) 03/16/2014   13:53:50  (  70.25, -31.58)    0.61                55
 03/19/2014   04:30:25   (  70.43, 109.29) 03/19/2014   04:29:19  (  70.42, 109.31)    1.64                66
 03/19/2014   05:19:55   ( -70.32, -83.23) 03/19/2014   05:20:01  ( -70.32, -83.21)    1.24                 6
 03/19/2014   06:09:28   (  69.88,  83.79) 03/19/2014   06:10:38  (  69.84,  84.83)   40.22                70
 03/21/2014   20:46:51   (  70.37,-134.92) 03/21/2014   20:46:13  (  70.39,-134.86)    3.29                38
 03/21/2014   21:36:21   ( -70.26,  32.56) 03/21/2014   21:36:55  ( -70.29,  32.63)    3.51                34
 03/24/2014   12:13:43   ( -70.83, 174.01) 03/24/2014   12:12:32  ( -70.89, 172.81)   44.30                71
 03/24/2014   13:03:16   (  70.39, -19.01) 03/24/2014   13:03:08  (  70.37, -19.04)    1.89                 8
 03/24/2014   13:52:46   ( -70.28, 148.47) 03/24/2014   13:53:50  ( -70.27, 148.44)    2.01                64