Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2014 3 5.  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)
 03/05/2014   21:36:32   ( -70.30,  32.63) 03/05/2014   21:36:51  ( -70.28,  32.57)    3.12                19
 03/05/2014   22:26:14   (  69.37,-161.00) 03/05/2014   22:27:20  (  69.37,-158.76)   87.82                66
 03/08/2014   13:03:35   (  70.37, -19.04) 03/08/2014   13:03:04  (  70.35, -19.08)    2.38                31
 03/08/2014   13:53:05   ( -70.26, 148.43) 03/08/2014   13:53:46  ( -70.25, 148.39)    1.75                41
 03/11/2014   04:30:36   ( -70.99, -69.91) 03/11/2014   04:29:27  ( -71.02, -71.70)   64.77                69
 03/11/2014   05:20:13   (  70.35,  96.76) 03/11/2014   05:20:00  (  70.34,  96.72)    2.21                13
 03/11/2014   06:09:43   ( -70.25, -95.75) 03/11/2014   06:10:42  ( -70.24, -95.80)    2.61                59
 03/13/2014   20:47:27   ( -70.52,  45.18) 03/13/2014   20:46:14  ( -70.54,  44.87)   11.48                73
 03/13/2014   21:36:56   (  70.31,-147.49) 03/13/2014   21:36:56  (  70.33,-147.49)    2.82                 0
 03/13/2014   22:26:26   ( -70.21,  20.01) 03/13/2014   22:27:38  ( -70.23,  19.99)    1.71                72
 03/16/2014   13:04:15   ( -70.45, 160.87) 03/16/2014   13:03:08  ( -70.43, 160.83)    2.09                67
 03/16/2014   13:53:42   (  70.34, -31.63) 03/16/2014   13:53:52  (  70.33, -31.71)    2.93                10
 03/16/2014   14:43:18   ( -69.93, 135.41) 03/16/2014   14:44:29  ( -69.97, 136.18)   29.79                71
 03/19/2014   05:21:05   ( -70.46, -83.34) 03/19/2014   05:20:03  ( -70.44, -83.40)    2.90                62
 03/19/2014   06:10:33   (  70.30,  84.08) 03/19/2014   06:10:46  (  70.29,  84.14)    2.59                13
 03/19/2014   07:00:11   ( -69.78,-109.02) 03/19/2014   07:01:21  ( -69.82,-107.81)   46.73                70