Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2015 2 11.  Predictions up to the next  14.0 days:

     Date     Time(NPP) NPP Lat/Lon Date Time(TERRA) TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 02/11/2015   22:48:59   ( -69.12,  17.15) 02/11/2015   22:49:42  ( -69.11,  17.16)    1.78                43
 02/11/2015   23:39:43   (  68.99,-175.36) 02/11/2015   23:39:09  (  69.00,-175.34)    1.09                34
 02/14/2015   14:15:23   (  69.85, -35.44) 02/14/2015   14:16:31  (  69.73, -33.77)   65.73                68
 02/14/2015   15:05:52   ( -69.08, 132.98) 02/14/2015   15:06:11  ( -69.07, 132.99)    1.04                19
 02/14/2015   15:56:36   (  68.95, -59.54) 02/14/2015   15:55:38  (  68.96, -59.51)    1.60                58
 02/17/2015   06:32:04   (  69.18,  81.29) 02/17/2015   06:33:09  (  69.16,  81.35)    3.24                65
 02/17/2015   07:22:45   ( -69.04,-111.21) 02/17/2015   07:22:39  ( -69.06,-111.15)    2.84                 6
 02/17/2015   08:13:23   (  68.59,  56.70) 02/17/2015   08:12:11  (  68.66,  56.00)   29.32                72
 02/19/2015   22:48:56   (  69.09,-162.83) 02/19/2015   22:49:37  (  69.10,-162.84)    0.61                41
 02/19/2015   23:39:38   ( -69.01,   4.60) 02/19/2015   23:39:07  ( -69.00,   4.67)    2.82                31
 02/22/2015   14:15:17   ( -69.88, 144.50) 02/22/2015   14:16:25  ( -69.79, 146.32)   70.40                68
 02/22/2015   15:05:48   (  69.07, -47.04) 02/22/2015   15:06:03  (  69.06, -47.00)    1.99                15
 02/22/2015   15:56:29   ( -68.93, 120.48) 02/22/2015   15:55:34  ( -68.90, 120.43)    3.25                55