Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2013 5 29.  Predictions up to the next  14.0 days:

     Date     Time(NPP)   NPP Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 05/29/2013   04:37:12   (  67.83, 109.69) (  67.89, 109.21)   20.91                73
 05/31/2013   19:12:46   (  68.30,-109.75) (  68.31,-109.69)    2.91                43
 05/31/2013   20:03:27   ( -68.18,  57.72) ( -68.15,  57.74)    3.11                27
 06/03/2013   10:39:12   ( -69.23,-162.53) ( -69.11,-160.47)   82.45                68
 06/03/2013   11:29:40   (  68.24,   6.10) (  68.22,   6.07)    2.51                21
 06/03/2013   12:20:21   ( -68.11, 173.58) ( -68.12, 173.58)    0.65                50
 06/06/2013   02:55:51   ( -68.42, -45.66) ( -68.39, -45.50)    7.17                71
 06/06/2013   03:46:34   (  68.23, 121.89) (  68.22, 121.94)    2.74                 4
 06/06/2013   04:37:14   ( -68.05, -70.56) ( -68.06, -70.61)    2.74                73
 06/08/2013   19:12:44   ( -68.30,  70.27) ( -68.31,  70.29)    1.40                49
 06/08/2013   20:03:28   (  68.18,-122.26) (  68.19,-122.21)    2.77                28
 06/08/2013   20:53:53   ( -67.18,  46.28) ( -67.26,  44.35)   83.30                68
 06/11/2013   10:39:12   (  69.19,  17.53) (  69.09,  19.50)   78.74                68
 06/11/2013   11:29:38   ( -68.25,-173.88) ( -68.27,-173.89)    3.06                25
 06/11/2013   12:20:22   (  68.13,  -6.42) (  68.15,  -6.39)    3.07                52