Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2013 7 5.  Predictions up to the next  14.0 days:

     Date     Time(NPP)   NPP Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 07/05/2013   10:39:06   ( -69.31,-162.53) ( -69.23,-160.31)   88.03                67
 07/05/2013   11:29:33   (  68.28,   6.16) (  68.28,   6.16)    0.31                22
 07/05/2013   12:20:15   ( -68.19, 173.59) ( -68.17, 173.66)    3.55                50
 07/08/2013   02:55:44   ( -68.44, -45.57) ( -68.41, -45.45)    6.40                71
 07/08/2013   03:46:26   (  68.22, 122.02) (  68.23, 121.98)    2.05                 3
 07/08/2013   04:37:07   ( -68.07, -70.47) ( -68.07, -70.57)    4.10                73
 07/10/2013   19:12:36   ( -68.33,  70.36) ( -68.35,  70.37)    2.53                47
 07/10/2013   20:03:20   (  68.22,-122.19) (  68.23,-122.13)    2.59                30
 07/10/2013   20:53:44   ( -67.15,  46.43) ( -67.18,  44.30)   91.97                67
 07/13/2013   10:39:00   (  69.12,  17.76) (  69.05,  19.49)   69.00                68
 07/13/2013   11:29:28   ( -68.27,-173.78) ( -68.28,-173.83)    2.49                22
 07/13/2013   12:20:12   (  68.16,  -6.33) (  68.16,  -6.33)    0.37                55
 07/16/2013   02:55:40   (  68.37, 134.56) (  68.35, 134.52)    2.31                67
 07/16/2013   03:46:22   ( -68.27, -57.99) ( -68.26, -57.96)    1.40                 5
 07/16/2013   04:37:00   (  67.84, 109.86) (  67.91, 109.27)   25.86                72
 07/18/2013   19:12:33   (  68.32,-109.60) (  68.32,-109.64)    1.71                41
 07/18/2013   20:03:15   ( -68.21,  57.86) ( -68.23,  57.89)    1.95                31