Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2012 7 24.  Predictions up to the next  14.0 days:

     Date     Time(NPP)   NPP Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 07/26/2012   11:28:18   ( -68.95,-174.61) ( -68.82,-173.20)   58.37                69
 07/26/2012   12:18:50   (  68.18,  -6.29) (  68.21,  -6.30)    2.76                13
 07/26/2012   13:09:31   ( -68.05, 161.20) ( -68.04, 161.14)    2.74                57
 07/29/2012   03:45:02   ( -68.32, -58.00) ( -68.31, -57.94)    2.91                62
 07/29/2012   04:35:45   (  68.14, 109.53) (  68.14, 109.51)    1.09                13
 07/29/2012   05:26:19   ( -67.63, -82.51) ( -67.70, -83.37)   37.32                71
 07/31/2012   20:01:55   ( -68.22,  57.89) ( -68.24,  57.86)    3.17                37
 07/31/2012   20:52:39   (  68.09,-134.64) (  68.07,-134.70)    3.36                39
 08/03/2012   11:28:15   (  68.62,   5.81) (  68.54,   6.48)   28.54                71
 08/03/2012   12:18:51   ( -68.21, 173.66) ( -68.22, 173.72)    2.73                 9
 08/03/2012   13:09:34   (  68.03, -18.81) (  68.04, -18.84)    1.76                66
 08/06/2012   03:45:05   (  68.29, 122.00) (  68.29, 122.05)    2.13                53
 08/06/2012   04:35:46   ( -68.15, -70.50) ( -68.14, -70.49)    1.71                17
 08/06/2012   05:26:17   (  67.32,  97.82) (  67.34,  96.24)   67.79                69