Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2016 8 12.  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)
 08/14/2016   10:39:52   ( -68.46,-161.27) 08/14/2016   10:41:02  ( -68.47,-161.31)    1.90                70
 08/14/2016   11:30:36   (  68.35,   6.19) 08/14/2016   11:30:29  (  68.36,   6.20)    1.19                 7
 08/14/2016   12:21:14   ( -68.04, 173.90) 08/14/2016   12:20:02  ( -68.09, 173.51)   16.88                72
 08/17/2016   02:56:45   ( -68.42, -45.44) 08/17/2016   02:57:30  ( -68.44, -45.46)    1.77                45
 08/17/2016   03:47:29   (  68.31, 122.01) 08/17/2016   03:46:57  (  68.32, 122.04)    1.72                32
 08/19/2016   18:23:08   (  69.18, -98.01) 08/19/2016   18:24:17  (  69.06, -96.43)   63.84                69
 08/19/2016   19:13:37   ( -68.39,  70.38) 08/19/2016   19:13:57  ( -68.40,  70.38)    1.41                20
 08/19/2016   20:04:21   (  68.28,-122.17) 08/19/2016   20:03:24  (  68.28,-122.12)    2.18                57
 08/22/2016   10:39:48   (  68.45,  18.75) 08/22/2016   10:40:55  (  68.46,  18.71)    2.22                67
 08/22/2016   11:30:30   ( -68.35,-173.80) 08/22/2016   11:30:25  ( -68.36,-173.79)    0.84                 5
 08/22/2016   12:21:08   (  67.92,  -5.94) 08/22/2016   12:19:56  (  68.02,  -6.55)   27.27                72
 08/25/2016   02:56:41   (  68.42, 134.57) 08/25/2016   02:57:23  (  68.42, 134.54)    1.53                42
 08/25/2016   03:47:23   ( -68.32, -57.98) 08/25/2016   03:46:53  ( -68.31, -57.95)    1.42                30