Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2012 11 15.  Predictions up to the next  14.0 days:

     Date     Time(NPP)   NPP Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 11/15/2012   11:28:09   ( -68.92,-174.62) ( -68.83,-173.11)   61.33                69
 11/15/2012   12:18:41   (  68.16,  -6.31) (  68.17,  -6.27)    1.69                14
 11/15/2012   13:09:21   ( -68.01, 161.19) ( -68.00, 161.17)    1.42                56
 11/18/2012   03:44:51   ( -68.24, -57.95) ( -68.22, -57.98)    2.15                69
 11/18/2012   04:35:35   (  68.12, 109.50) (  68.11, 109.53)    1.69                 8
 11/18/2012   05:26:13   ( -67.82, -82.79) ( -67.84, -83.15)   15.27                73
 11/20/2012   20:01:46   ( -68.22,  57.85) ( -68.21,  57.87)    1.35                46
 11/20/2012   20:52:29   (  68.05,-134.63) (  68.04,-134.69)    2.70                29
 11/20/2012   21:42:53   ( -66.98,  33.97) ( -67.04,  31.83)   93.36                67
 11/23/2012   11:28:14   (  69.10,   5.12) (  68.99,   7.07)   78.56                67
 11/23/2012   12:18:40   ( -68.15, 173.71) ( -68.16, 173.69)    1.68                24
 11/23/2012   13:09:24   (  68.03, -18.84) (  68.04, -18.80)    2.09                53
 11/26/2012   03:44:54   (  68.29, 121.97) (  68.30, 122.10)    5.32                70
 11/26/2012   04:35:33   ( -68.09, -70.45) ( -68.09, -70.52)    2.69                 2
 11/26/2012   05:26:16   (  67.92,  97.07) (  67.92,  96.92)    6.06                73
 11/28/2012   20:01:46   (  68.20,-122.13) (  68.21,-122.14)    1.19                49
 11/28/2012   20:52:27   ( -68.05,  45.38) ( -68.05,  45.32)    2.68                21
 11/28/2012   21:42:55   (  67.06,-146.13) (  67.09,-148.13)   86.42                67