Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2016 4 6.  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)
 04/08/2016   09:49:37   (  68.95,  30.81) 04/08/2016   09:50:48  (  68.86,  31.68)   36.50                71
 04/08/2016   10:40:11   ( -68.43,-161.18) 04/08/2016   10:40:24  ( -68.43,-161.22)    1.88                13
 04/08/2016   11:30:55   (  68.31,   6.28) 04/08/2016   11:29:51  (  68.31,   6.28)    0.48                64
 04/11/2016   02:06:25   (  68.52, 147.15) 04/11/2016   02:07:23  (  68.54, 147.16)    2.65                58
 04/11/2016   02:57:07   ( -68.42, -45.40) 04/11/2016   02:56:54  ( -68.39, -45.39)    3.43                13
 04/11/2016   03:47:40   (  67.71, 122.80) 04/11/2016   03:46:30  (  67.76, 121.52)   54.09                70
 04/13/2016   18:23:20   (  68.51, -97.08) 04/13/2016   18:23:52  (  68.50, -97.01)    3.21                32
 04/13/2016   19:14:01   ( -68.36,  70.44) 04/13/2016   19:13:23  ( -68.35,  70.44)    1.29                38
 04/16/2016   09:49:39   ( -68.99,-149.26) 04/16/2016   09:50:50  ( -68.85,-148.33)   40.23                71
 04/16/2016   10:40:15   (  68.46,  18.76) 04/16/2016   10:40:22  (  68.45,  18.82)    2.32                 7
 04/16/2016   11:30:56   ( -68.30,-173.72) 04/16/2016   11:29:53  ( -68.30,-173.73)    0.56                63
 04/19/2016   02:06:26   ( -68.51, -32.85) 04/19/2016   02:07:25  ( -68.53, -32.85)    2.63                59
 04/19/2016   02:57:10   (  68.40, 134.59) 04/19/2016   02:56:52  (  68.41, 134.64)    1.97                18
 04/19/2016   03:47:42   ( -67.76, -57.28) 04/19/2016   03:46:31  ( -67.81, -58.43)   48.55                71