Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2015 2 25.  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)
 02/25/2015   06:31:56   ( -69.11, -98.63) 02/25/2015   06:33:06  ( -69.11, -98.66)    1.48                70
 02/25/2015   07:22:40   (  68.98,  68.85) 02/25/2015   07:22:33  (  69.00,  68.85)    2.70                 7
 02/25/2015   08:13:18   ( -68.69,-123.43) 02/25/2015   08:12:05  ( -68.78,-123.80)   18.14                73
 02/27/2015   22:48:49   ( -69.09,  17.16) 02/27/2015   22:49:33  ( -69.06,  17.17)    3.34                44
 02/27/2015   23:39:33   (  68.97,-175.37) 02/27/2015   23:39:00  (  68.95,-175.33)    2.77                33
 03/02/2015   14:15:10   (  69.76, -35.34) 03/02/2015   14:16:19  (  69.65, -33.79)   60.97                69
 03/02/2015   15:05:40   ( -69.03, 133.01) 03/02/2015   15:05:58  ( -69.04, 133.04)    1.83                18
 03/02/2015   15:56:24   (  68.91, -59.52) 03/02/2015   15:55:25  (  68.93, -59.46)    2.88                59
 03/05/2015   06:31:51   (  69.12,  81.34) 03/05/2015   06:32:54  (  69.11,  81.38)    2.46                63
 03/05/2015   07:22:32   ( -68.98,-111.15) 03/05/2015   07:22:24  ( -69.00,-111.12)    3.15                 8
 03/05/2015   08:13:09   (  68.49,  56.81) 03/05/2015   08:11:57  (  68.55,  55.96)   35.50                72
 03/07/2015   22:48:42   (  69.02,-162.76) 03/07/2015   22:49:20  (  69.04,-162.81)    2.71                38
 03/07/2015   23:39:24   ( -68.93,   4.69) 03/07/2015   23:38:50  ( -68.94,   4.69)    1.25                34
 03/10/2015   14:15:01   ( -69.67, 144.79) 03/10/2015   14:16:10  ( -69.57, 146.14)   53.66                69
 03/10/2015   15:05:34   (  68.98, -46.93) 03/10/2015   15:05:45  (  69.00, -46.95)    2.52                11
 03/10/2015   15:56:16   ( -68.88, 120.52) 03/10/2015   15:55:15  ( -68.90, 120.55)    2.68                61