Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2014 12 9.  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)
 12/10/2014   17:28:39   ( -70.86,  95.37) 12/10/2014   17:27:47  ( -70.83,  95.35)    3.04                52
 12/10/2014   18:18:07   (  70.71, -97.22) 12/10/2014   18:18:31  (  70.72, -97.15)    2.89                24
 12/10/2014   19:07:52   ( -69.77,  69.05) 12/10/2014   19:08:57  ( -69.79,  71.60)   98.03                65
 12/13/2014   09:45:06   ( -70.80,-148.84) 12/13/2014   09:44:38  ( -70.78,-148.79)    2.81                28
 12/13/2014   10:34:33   (  70.70,  18.65) 12/13/2014   10:35:23  (  70.72,  18.63)    2.38                50
 12/16/2014   01:12:01   (  70.92, 159.61) 12/16/2014   01:10:49  (  70.92, 159.43)    6.27                72
 12/16/2014   02:01:31   ( -70.80, -32.94) 12/16/2014   02:01:30  ( -70.78, -33.02)    3.62                 1
 12/16/2014   02:51:00   (  70.59, 134.38) 12/16/2014   02:52:12  (  70.56, 134.64)   10.04                72
 12/18/2014   17:28:26   (  70.83, -84.63) 12/18/2014   17:27:38  (  70.82, -84.64)    0.83                48
 12/18/2014   18:17:56   ( -70.71,  82.82) 12/18/2014   18:18:20  ( -70.74,  82.82)    2.58                24
 12/21/2014   09:44:51   (  70.76,  31.16) 12/21/2014   09:44:29  (  70.79,  31.19)    3.19                22
 12/21/2014   10:34:20   ( -70.70,-161.30) 12/21/2014   10:35:11  ( -70.70,-161.35)    1.71                51