Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2013 10 1.  Predictions up to the next  14.0 days:

     Date     Time(NPP)   NPP Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 10/01/2013   09:49:38   ( -68.85,-149.33) ( -68.73,-148.62)   31.57                71
 10/01/2013   10:40:16   (  68.39,  18.60) (  68.40,  18.62)    0.95                 4
 10/01/2013   11:30:57   ( -68.27,-173.92) ( -68.29,-173.88)    2.54                67
 10/04/2013   02:06:28   ( -68.47, -33.03) ( -68.49, -33.03)    2.28                52
 10/04/2013   02:57:12   (  68.33, 134.45) (  68.31, 134.40)    2.45                24
 10/04/2013   03:47:39   ( -67.45, -57.13) ( -67.48, -58.93)   76.58                68
 10/06/2013   17:32:57   (  69.34, -85.77) (  69.22, -83.85)   76.62                67
 10/06/2013   18:23:24   ( -68.45,  82.75) ( -68.45,  82.81)    2.43                22
 10/06/2013   19:14:07   (  68.27,-109.70) (  68.28,-109.75)    2.48                53
 10/09/2013   09:49:39   (  68.53,  31.10) (  68.51,  31.13)    3.15                64
 10/09/2013   10:40:20   ( -68.39,-161.40) ( -68.41,-161.35)    2.22                 7
 10/09/2013   11:30:57   (  67.89,   6.55) (  67.95,   5.75)   34.32                71
 10/12/2013   02:06:34   (  68.43, 147.01) (  68.45, 146.95)    3.19                36
 10/12/2013   02:57:16   ( -68.34, -45.55) ( -68.35, -45.53)    1.38                36
 10/14/2013   17:32:54   ( -68.93,  94.81) ( -68.78,  95.61)   35.88                71
 10/14/2013   18:23:31   (  68.44, -97.23) (  68.43, -97.18)    2.10                 5
 10/14/2013   19:14:12   ( -68.29,  70.28) ( -68.28,  70.27)    1.07                65