Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2015 1 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)
 01/03/2015   17:28:30   (  71.12, -84.24) 01/03/2015   17:27:19  (  71.19, -85.23)   36.20                71
 01/03/2015   18:18:05   ( -70.73,  82.79) 01/03/2015   18:17:54  ( -70.75,  82.82)    2.04                11
 01/03/2015   19:07:32   (  70.64,-109.71) 01/03/2015   19:08:38  (  70.62,-109.67)    2.56                66
 01/06/2015   09:45:07   (  70.85,  31.19) 01/06/2015   09:44:03  (  70.85,  31.11)    3.20                64
 01/06/2015   10:34:37   ( -70.73,-161.35) 01/06/2015   10:34:44  ( -70.73,-161.37)    0.98                 7
 01/06/2015   11:24:11   (  70.25,   5.59) 01/06/2015   11:25:21  (  70.23,   6.72)   42.68                70
 01/09/2015   02:01:41   (  70.79, 146.97) 01/09/2015   02:00:51  (  70.79, 146.99)    1.21                50
 01/09/2015   02:51:11   ( -70.69, -45.57) 01/09/2015   02:51:33  ( -70.71, -45.57)    2.92                22
 01/11/2015   18:18:17   (  70.81, -97.17) 01/11/2015   18:17:41  (  70.78, -97.22)    3.40                36
 01/11/2015   19:07:47   ( -70.70,  70.30) 01/11/2015   19:08:23  ( -70.70,  70.23)    2.78                36
 01/14/2015   10:34:56   (  70.77,  18.61) 01/14/2015   10:34:31  (  70.78,  18.56)    1.99                25
 01/14/2015   11:24:26   ( -70.67,-173.91) 01/14/2015   11:25:12  ( -70.64,-173.90)    2.70                46