Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2014 5 31.  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)
 05/31/2014   22:48:55   ( -68.95,  16.92) 05/31/2014   22:50:06  ( -68.94,  16.91)    1.76                71
 05/31/2014   23:39:39   (  68.82,-175.59) 05/31/2014   23:39:33  (  68.84,-175.57)    2.40                 6
 06/01/2014   00:30:18   ( -68.58,  -7.95) 06/01/2014   00:29:05  ( -68.61,  -8.22)   11.36                73
 06/03/2014   15:05:53   ( -68.92, 132.74) 06/03/2014   15:06:36  ( -68.91, 132.75)    1.78                43
 06/03/2014   15:56:37   (  68.79, -59.77) 06/03/2014   15:56:03  (  68.80, -59.74)    1.94                34
 06/06/2014   06:32:19   (  69.51,  80.36) 06/06/2014   06:33:28  (  69.41,  81.65)   51.70                69
 06/06/2014   07:22:50   ( -68.84,-111.38) 06/06/2014   07:23:06  ( -68.86,-111.43)    2.85                16
 06/06/2014   08:13:35   (  68.77,  56.03) 06/06/2014   08:12:33  (  68.75,  56.08)    2.66                62
 06/08/2014   22:49:07   (  68.96,-163.09) 06/08/2014   22:50:05  (  68.96,-163.06)    1.25                58
 06/08/2014   23:39:48   ( -68.82,   4.43) 06/08/2014   23:39:36  ( -68.80,   4.38)    3.03                12
 06/09/2014   00:30:22   (  68.16, 172.61) 06/09/2014   00:29:12  (  68.18, 171.27)   55.56                70
 06/11/2014   15:06:03   (  68.90, -47.22) 06/11/2014   15:06:34  (  68.88, -47.28)    3.22                31
 06/11/2014   15:56:45   ( -68.80, 120.22) 06/11/2014   15:56:04  ( -68.78, 120.23)    2.75                41