Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2018 11 8.  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)
 11/08/2018   10:39:44   ( -68.57,-161.47) 11/08/2018   10:40:55  ( -68.54,-161.22)   10.77                71
 11/08/2018   11:30:26   (  68.32,   6.16) 11/08/2018   11:30:24  (  68.31,   6.15)    1.50                 2
 11/08/2018   12:21:07   ( -68.20, 173.64) 11/08/2018   12:19:54  ( -68.20, 173.66)    1.01                73
 11/11/2018   02:56:36   ( -68.38, -45.46) 11/11/2018   02:57:24  ( -68.40, -45.49)    2.85                48
 11/11/2018   03:47:21   (  68.30, 121.96) 11/11/2018   03:46:51  (  68.28, 122.01)    2.82                30
 11/11/2018   04:37:44   ( -67.20, -69.38) 11/11/2018   04:36:37  ( -67.29, -71.50)   91.44                67
 11/13/2018   18:23:02   (  69.13, -98.01) 11/13/2018   18:24:11  (  69.03, -96.44)   63.31                69
 11/13/2018   19:13:31   ( -68.36,  70.34) 11/13/2018   19:13:51  ( -68.38,  70.37)    2.74                20
 11/13/2018   20:04:15   (  68.22,-122.18) 11/13/2018   20:03:19  (  68.20,-122.20)    2.79                56
 11/16/2018   10:39:43   (  68.41,  18.71) 11/16/2018   10:40:47  (  68.44,  18.71)    3.02                64
 11/16/2018   11:30:24   ( -68.28,-173.79) 11/16/2018   11:30:18  ( -68.29,-173.84)    2.18                 6
 11/16/2018   12:21:02   (  67.82,  -5.92) 11/16/2018   12:19:50  (  67.88,  -6.67)   32.34                72
 11/19/2018   02:56:38   (  68.39, 134.50) 11/19/2018   02:57:14  (  68.40, 134.55)    2.03                36
 11/19/2018   03:47:19   ( -68.26, -58.00) 11/19/2018   03:46:45  ( -68.25, -58.00)    1.03                34
 11/21/2018   18:22:57   ( -68.93,  82.25) 11/21/2018   18:24:08  ( -68.81,  83.31)   44.33                71
 11/21/2018   19:13:32   (  68.32,-109.64) 11/21/2018   19:13:41  (  68.35,-109.61)    2.82                 9
 11/21/2018   20:04:13   ( -68.18,  57.86) 11/21/2018   20:03:12  ( -68.20,  57.84)    2.04                61