Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2012 5 26.  Predictions up to the next  14.0 days:

     Date     Time(NPP)   NPP Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 05/26/2012   02:55:11   (  69.39, 133.17) (  69.28, 135.66)   98.78                66
 05/26/2012   03:45:33   ( -68.25, -57.97) ( -68.23, -58.02)    3.16                31
 05/26/2012   04:36:17   (  68.12, 109.51) (  68.11, 109.49)    0.84                46
 05/28/2012   19:11:47   (  68.50,-109.84) (  68.47,-109.47)   15.35                71
 05/28/2012   20:02:25   ( -68.21,  57.86) ( -68.20,  57.83)    1.72                 6
 05/28/2012   20:53:09   (  68.08,-134.67) (  68.08,-134.66)    0.47                71
 05/31/2012   11:28:36   (  68.30,   6.20) (  68.30,   6.22)    0.84                51
 05/31/2012   12:19:17   ( -68.16, 173.69) ( -68.14, 173.66)    2.52                19
 05/31/2012   13:09:46   (  67.23, -17.86) (  67.29, -19.66)   77.72                68
 06/03/2012   03:45:28   (  68.26, 122.02) (  68.28, 122.09)    3.40                25
 06/03/2012   04:36:09   ( -68.12, -70.47) ( -68.13, -70.47)    1.08                45
 06/05/2012   19:11:38   ( -68.49,  70.20) ( -68.43,  70.51)   14.52                72
 06/05/2012   20:02:18   (  68.17,-122.07) (  68.19,-122.13)    3.46                 1
 06/05/2012   20:53:00   ( -68.07,  45.36) ( -68.09,  45.38)    2.40                71
 06/08/2012   11:28:27   ( -68.28,-173.75) ( -68.26,-173.80)    3.24                51
 06/08/2012   12:19:11   (  68.17,  -6.31) (  68.18,  -6.24)    2.92                27
 06/08/2012   13:09:37   ( -67.21, 162.18) ( -67.25, 160.33)   80.02                68