Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2013 12 3.  Predictions up to the next  14.0 days:

     Date     Time(LANDSAT-8)   LANDSAT-8 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/05/2013   07:00:01   (  70.07,  71.73) (  70.05,  71.79)    2.76                28
 12/05/2013   07:49:31   ( -69.97,-120.78) ( -69.96,-120.76)    0.79                44
 12/07/2013   22:27:03   ( -70.17,  20.11) ( -70.22,  19.98)    7.72                73
 12/07/2013   23:16:30   (  70.05,-172.42) (  70.05,-172.44)    0.86                 3
 12/08/2013   00:06:01   ( -69.90,  -5.00) ( -69.91,  -4.91)    3.44                73
 12/10/2013   14:43:32   ( -70.14, 135.94) ( -70.12, 135.90)    2.43                44
 12/10/2013   15:32:59   (  70.01, -56.59) (  70.00, -56.60)    1.69                33
 12/13/2013   06:10:24   (  70.56,  84.81) (  70.64,  83.52)   48.33                70
 12/13/2013   07:00:01   ( -70.09,-108.25) ( -70.08,-108.27)    1.37                14
 12/13/2013   07:49:28   (  69.96,  59.22) (  69.96,  59.23)    0.54                63
 12/15/2013   22:26:58   (  70.16,-159.89) (  70.14,-159.91)    3.23                55
 12/15/2013   23:16:29   ( -70.02,   7.53) ( -70.04,   7.55)    2.49                16
 12/16/2013   00:06:09   (  69.17, 174.03) (  69.18, 176.13)   82.81                66