Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2013 12 22.  Predictions up to the next  14.0 days:

     Date     Time(LANDSAT-8)   LANDSAT-8 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/23/2013   22:26:56   ( -70.14,  20.05) ( -70.14,  20.07)    0.93                42
 12/23/2013   23:16:23   (  70.03,-172.46) (  70.01,-172.41)    2.87                35
 12/26/2013   13:53:50   (  70.69, -30.91) (  70.75, -32.45)   56.87                70
 12/26/2013   14:43:29   ( -70.10, 135.86) ( -70.09, 135.91)    2.35                18
 12/26/2013   15:32:56   (  69.99, -56.65) (  70.01, -56.66)    2.42                60
 12/29/2013   06:10:35   (  70.20,  84.21) (  70.19,  84.22)    1.99                67
 12/29/2013   07:00:05   ( -70.11,-108.29) ( -70.11,-108.34)    1.95                 5
 12/29/2013   07:49:38   (  69.67,  58.74) (  69.66,  59.65)   35.07                70
 12/31/2013   22:27:14   (  70.19,-159.97) (  70.21,-160.04)    2.99                47
 12/31/2013   23:16:45   ( -70.05,   7.46) ( -70.07,   7.49)    2.70                23
 01/03/2014   14:43:56   (  70.17, -44.18) (  70.18, -44.23)    2.19                31
 01/03/2014   15:33:27   ( -70.03, 123.25) ( -70.04, 123.30)    2.58                39