Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2015 10 1.  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)
 10/02/2015   20:46:27   (  70.44,-134.68) 10/02/2015   20:45:32  (  70.43,-134.66)    1.34                55
 10/02/2015   21:35:57   ( -70.32,  32.78) 10/02/2015   21:36:13  ( -70.30,  32.86)    3.54                16
 10/02/2015   22:25:38   (  69.45,-160.79) 10/02/2015   22:26:44  (  69.48,-158.61)   85.28                66
 10/05/2015   13:02:57   (  70.39, -18.87) 10/05/2015   13:02:25  (  70.38, -18.82)    2.21                32
 10/05/2015   13:52:27   ( -70.28, 148.61) 10/05/2015   13:53:07  ( -70.30, 148.62)    2.67                40
 10/08/2015   04:29:53   ( -70.83, -69.98) 10/08/2015   04:28:42  ( -70.88, -71.16)   43.70                71
 10/08/2015   05:19:27   (  70.34,  96.94) 10/08/2015   05:19:18  (  70.34,  97.01)    2.93                 9
 10/08/2015   06:08:56   ( -70.28, -95.51) 10/08/2015   06:10:00  ( -70.26, -95.54)    3.16                64
 10/10/2015   20:46:29   ( -70.44,  45.32) 10/10/2015   20:45:27  ( -70.42,  45.34)    2.00                62
 10/10/2015   21:35:56   (  70.33,-147.20) 10/10/2015   21:36:11  (  70.30,-147.16)    2.95                15
 10/10/2015   22:25:35   ( -69.73,  19.59) 10/10/2015   22:26:44  ( -69.74,  21.00)   54.31                69
 10/13/2015   13:02:58   ( -70.37, 161.10) 10/13/2015   13:02:19  ( -70.39, 161.16)    3.31                39
 10/13/2015   13:52:25   (  70.25, -31.42) 10/13/2015   13:53:03  (  70.27, -31.35)    3.40                38