Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2015 1 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)
 01/06/2015   09:45:06   (  70.79,  31.11) 01/06/2015   09:44:02  (  70.81,  31.18)    3.13                64
 01/06/2015   10:34:35   ( -70.74,-161.34) 01/06/2015   10:34:44  ( -70.74,-161.39)    1.77                 9
 01/06/2015   11:24:10   (  70.19,   5.50) 01/06/2015   11:25:20  (  70.19,   6.79)   48.46                70
 01/09/2015   02:01:35   (  70.81, 147.01) 01/09/2015   02:00:52  (  70.80, 146.98)    1.91                43
 01/09/2015   02:51:05   ( -70.70, -45.52) 01/09/2015   02:51:33  ( -70.67, -45.50)    3.23                28
 01/11/2015   18:18:04   (  70.75, -97.20) 01/11/2015   18:17:40  (  70.74, -97.15)    2.22                24
 01/11/2015   19:07:34   ( -70.64,  70.27) 01/11/2015   19:08:22  ( -70.66,  70.29)    2.66                48
 01/14/2015   09:45:02   ( -71.04,-148.51) 01/14/2015   09:43:50  ( -71.07,-149.22)   25.78                72
 01/14/2015   10:34:33   (  70.72,  18.63) 01/14/2015   10:34:30  (  70.74,  18.63)    2.33                 3
 01/14/2015   11:24:03   ( -70.61,-173.90) 01/14/2015   11:25:11  ( -70.61,-173.84)    1.96                68
 01/17/2015   02:01:34   ( -70.83, -32.97) 01/17/2015   02:00:35  ( -70.81, -33.02)    2.77                59
 01/17/2015   02:51:01   (  70.72, 134.51) 01/17/2015   02:51:19  (  70.69, 134.48)    3.10                18