Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2012 11 23.  Predictions up to the next  14.0 days:

     Date     Time(NPP)   NPP Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 11/23/2012   11:28:13   (  69.02,   5.23) (  68.93,   7.00)   71.38                68
 11/23/2012   12:18:40   ( -68.13, 173.72) ( -68.15, 173.68)    3.09                23
 11/23/2012   13:09:24   (  68.01, -18.81) (  67.99, -18.87)    3.29                53
 11/26/2012   03:44:54   (  68.25, 122.03) (  68.28, 122.07)    3.41                69
 11/26/2012   04:35:35   ( -68.11, -70.48) ( -68.11, -70.49)    0.99                 1
 11/26/2012   05:26:16   (  67.82,  97.19) (  67.89,  96.89)   14.54                73
 11/28/2012   20:01:47   (  68.18,-122.11) (  68.20,-122.14)    3.28                46
 11/28/2012   20:52:29   ( -68.09,  45.32) ( -68.10,  45.37)    2.40                26
 11/28/2012   21:42:54   (  66.94,-145.99) (  66.97,-148.25)   98.58                66
 12/01/2012   11:28:15   ( -69.19,-175.00) ( -69.05,-172.86)   86.39                67
 12/01/2012   12:18:42   (  68.16,  -6.32) (  68.16,  -6.31)    0.63                21
 12/01/2012   13:09:23   ( -68.02, 161.18) ( -68.00, 161.13)    2.93                49
 12/04/2012   03:44:53   ( -68.27, -58.00) ( -68.25, -57.96)    2.49                72
 12/04/2012   04:35:36   (  68.10, 109.53) (  68.08, 109.48)    3.05                 3
 12/04/2012   05:26:17   ( -67.95, -82.97) ( -67.98, -83.01)    3.06                74
 12/06/2012   20:01:47   ( -68.21,  57.85) ( -68.20,  57.87)    1.05                47
 12/06/2012   20:52:31   (  68.09,-134.69) (  68.08,-134.63)    2.63                30
 12/06/2012   21:42:55   ( -67.03,  33.91) ( -67.09,  31.88)   88.15                68