Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2015 1 2.  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)
 01/02/2015   21:59:27   ( -69.15,  29.72) 01/02/2015   22:00:10  ( -69.16,  29.67)    2.54                43
 01/02/2015   22:50:12   (  69.06,-162.86) 01/02/2015   22:49:37  (  69.06,-162.82)    1.76                35
 01/05/2015   14:16:17   ( -69.18, 145.45) 01/05/2015   14:16:50  ( -69.18, 145.51)    2.44                33
 01/05/2015   15:07:01   (  69.04, -47.06) 01/05/2015   15:06:18  (  69.02, -47.04)    2.18                43
 01/08/2015   06:33:07   ( -69.16, -98.75) 01/08/2015   06:33:40  ( -69.18, -98.70)    2.66                33
 01/08/2015   07:23:51   (  69.03,  68.74) 01/08/2015   07:23:08  (  69.03,  68.75)    0.51                43
 01/10/2015   22:49:57   ( -69.15,  17.05) 01/10/2015   22:50:39  ( -69.16,  17.04)    1.36                42
 01/10/2015   23:40:41   (  69.02,-175.47) 01/10/2015   23:40:07  (  69.01,-175.51)    1.83                34
 01/13/2015   15:06:48   ( -69.19, 132.76) 01/13/2015   15:07:46  ( -69.18, 132.78)    1.68                58
 01/13/2015   15:57:32   (  69.07, -59.76) 01/13/2015   15:57:14  (  69.04, -59.76)    3.42                18
 01/13/2015   16:48:03   ( -68.41, 108.45) 01/13/2015   16:46:53  ( -68.47, 107.16)   52.99                70