Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2013 6 1.  Predictions up to the next  14.0 days:

     Date     Time(NPP)   NPP Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 06/03/2013   10:39:12   ( -69.25,-162.57) ( -69.15,-160.42)   85.61                67
 06/03/2013   11:29:40   (  68.26,   6.07) (  68.27,   6.12)    2.04                20
 06/03/2013   12:20:20   ( -68.09, 173.62) ( -68.10, 173.56)    3.22                49
 06/06/2013   02:55:51   ( -68.40, -45.63) ( -68.39, -45.50)    5.20                72
 06/06/2013   03:46:34   (  68.21, 121.92) (  68.22, 121.94)    1.43                 3
 06/06/2013   04:37:15   ( -68.08, -70.60) ( -68.06, -70.62)    2.33                73
 06/08/2013   19:12:43   ( -68.29,  70.29) ( -68.27,  70.23)    2.91                51
 06/08/2013   20:03:27   (  68.16,-122.24) (  68.16,-122.26)    1.11                26
 06/08/2013   20:53:53   ( -67.22,  46.23) ( -67.27,  44.37)   80.48                68
 06/11/2013   10:39:13   (  69.29,  17.40) (  69.18,  19.61)   88.18                66
 06/11/2013   11:29:37   ( -68.24,-173.87) ( -68.25,-173.92)    2.26                27
 06/11/2013   12:20:21   (  68.12,  -6.40) (  68.13,  -6.42)    1.58                50
 06/14/2013   02:55:51   (  68.40, 134.39) (  68.36, 134.46)    4.52                72
 06/14/2013   03:46:31   ( -68.20, -58.04) ( -68.21, -58.08)    2.75                 3
 06/14/2013   04:37:14   (  68.02, 109.49) (  68.03, 109.35)    6.07                72