Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2015 11 1.  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)
 11/03/2015   01:17:25   ( -68.71, -20.40) 11/03/2015   01:18:27  ( -68.68, -20.42)    2.45                62
 11/03/2015   02:08:09   (  68.59, 147.06) 11/03/2015   02:07:54  (  68.58, 147.09)    1.54                15
 11/03/2015   02:58:42   ( -68.02, -44.89) 11/03/2015   02:57:31  ( -68.08, -45.87)   41.66                71
 11/05/2015   17:34:17   ( -68.65,  95.45) 11/05/2015   17:34:59  ( -68.63,  95.38)    3.38                42
 11/05/2015   18:25:01   (  68.54, -97.10) 11/05/2015   18:24:26  (  68.52, -97.11)    1.91                35
 11/08/2015   09:00:41   (  69.44,  42.81) 11/08/2015   09:01:49  (  69.35,  44.55)   68.77                68
 11/08/2015   09:51:10   ( -68.65,-148.78) 11/08/2015   09:51:30  ( -68.64,-148.73)    2.33                20
 11/08/2015   10:41:53   (  68.49,  18.74) 11/08/2015   10:40:58  (  68.47,  18.70)    2.31                55
 11/11/2015   01:17:21   (  68.76, 159.53) 11/11/2015   01:18:31  (  68.76, 159.65)    5.12                70
 11/11/2015   02:08:02   ( -68.60, -32.95) 11/11/2015   02:08:02  ( -68.61, -32.91)    1.83                 0
 11/11/2015   02:58:43   (  68.34, 134.70) 11/11/2015   02:57:31  (  68.38, 134.46)   10.99                72
 11/13/2015   17:34:11   (  68.66, -84.58) 11/13/2015   17:35:03  (  68.68, -84.58)    1.69                52
 11/13/2015   18:24:53   ( -68.56,  82.88) 11/13/2015   18:24:34  ( -68.53,  82.87)    3.33                19
 11/13/2015   19:15:22   (  67.65,-108.67) 11/13/2015   19:14:14  (  67.68,-110.49)   77.12                68