Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2014 12 29.  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)
 01/01/2015   02:01:34   ( -70.79, -32.99) 01/01/2015   02:01:05  ( -70.79, -33.03)    1.26                29
 01/01/2015   02:51:01   (  70.69, 134.49) 01/01/2015   02:51:49  (  70.67, 134.48)    2.53                48
 01/03/2015   17:28:28   (  70.97, -84.47) 01/03/2015   17:27:16  (  71.05, -85.00)   21.50                72
 01/03/2015   18:18:00   ( -70.75,  82.82) 01/03/2015   18:17:54  ( -70.77,  82.79)    2.84                 6
 01/03/2015   19:07:27   (  70.64,-109.69) 01/03/2015   19:08:38  (  70.65,-109.71)    0.74                71
 01/06/2015   09:44:56   (  70.84,  31.23) 01/06/2015   09:44:02  (  70.83,  31.15)    3.15                54
 01/06/2015   10:34:26   ( -70.73,-161.31) 01/06/2015   10:34:43  ( -70.70,-161.32)    3.41                17
 01/06/2015   11:24:07   (  69.85,   5.06) 01/06/2015   11:25:13  (  69.84,   7.32)   86.60                66
 01/09/2015   02:01:23   (  70.74, 146.97) 01/09/2015   02:00:51  (  70.77, 147.03)    3.39                32
 01/09/2015   02:50:52   ( -70.69, -45.48) 01/09/2015   02:51:33  ( -70.69, -45.53)    1.55                41
 01/11/2015   17:28:15   ( -71.16,  95.87) 01/11/2015   17:27:04  ( -71.24,  94.70)   42.91                71
 01/11/2015   18:17:48   (  70.73, -97.16) 01/11/2015   18:17:40  (  70.71, -97.10)    2.90                 8
 01/11/2015   19:07:18   ( -70.62,  70.31) 01/11/2015   19:08:22  ( -70.63,  70.35)    1.77                64