Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2016 8 11.  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)
 08/11/2016   18:23:14   ( -69.28,  81.85) 08/11/2016   18:24:22  ( -69.20,  83.72)   74.46                68
 08/11/2016   19:13:44   (  68.42,-109.68) 08/11/2016   19:14:01  (  68.41,-109.62)    2.70                17
 08/11/2016   20:04:25   ( -68.27,  57.83) 08/11/2016   20:03:32  ( -68.26,  57.83)    2.13                53
 08/14/2016   10:39:52   ( -68.50,-161.31) 08/14/2016   10:41:01  ( -68.50,-161.28)    1.34                69
 08/14/2016   11:30:35   (  68.33,   6.21) 08/14/2016   11:30:29  (  68.32,   6.15)    2.71                 6
 08/14/2016   12:21:14   ( -68.07, 173.86) 08/14/2016   12:20:01  ( -68.11, 173.54)   13.80                73
 08/17/2016   02:56:45   ( -68.46, -45.49) 08/17/2016   02:57:29  ( -68.45, -45.44)    2.13                44
 08/17/2016   03:47:28   (  68.30, 122.03) 08/17/2016   03:46:57  (  68.27, 121.99)    3.17                31
 08/17/2016   04:37:51   ( -67.18, -69.28) 08/17/2016   04:36:44  ( -67.23, -71.58)   99.20                67
 08/19/2016   18:23:08   (  69.17, -97.99) 08/19/2016   18:24:17  (  69.06, -96.43)   63.16                69
 08/19/2016   19:13:37   ( -68.38,  70.39) 08/19/2016   19:13:57  ( -68.40,  70.38)    2.83                20
 08/19/2016   20:04:21   (  68.27,-122.16) 08/19/2016   20:03:24  (  68.28,-122.12)    1.86                57
 08/22/2016   10:39:49   (  68.51,  18.69) 08/22/2016   10:40:54  (  68.50,  18.75)    2.89                65
 08/22/2016   11:30:30   ( -68.35,-173.80) 08/22/2016   11:30:25  ( -68.35,-173.80)    0.70                 5
 08/22/2016   12:21:08   (  67.92,  -5.94) 08/22/2016   12:19:56  (  68.00,  -6.57)   27.36                72
 08/25/2016   02:56:40   (  68.43, 134.56) 08/25/2016   02:57:21  (  68.43, 134.56)    0.32                41
 08/25/2016   03:47:21   ( -68.28, -57.92) 08/25/2016   03:46:52  ( -68.28, -57.99)    2.85                29