Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2018 10 28.  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)
 10/28/2018   19:13:30   ( -68.40,  70.33) 10/28/2018   19:14:05  ( -68.41,  70.29)    1.42                35
 10/28/2018   20:04:15   (  68.32,-122.26) 10/28/2018   20:03:32  (  68.30,-122.19)    3.48                43
 10/31/2018   10:39:47   (  68.77,  18.29) 10/31/2018   10:40:58  (  68.68,  18.88)   25.59                71
 10/31/2018   11:30:23   ( -68.37,-173.87) 10/31/2018   11:30:32  ( -68.35,-173.89)    2.28                 9
 10/31/2018   12:21:07   (  68.23,  -6.39) 10/31/2018   12:19:59  (  68.24,  -6.38)    0.40                68
 11/03/2018   02:56:36   (  68.47, 134.45) 11/03/2018   02:57:29  (  68.46, 134.50)    2.32                53
 11/03/2018   03:47:16   ( -68.29, -57.99) 11/03/2018   03:47:00  ( -68.31, -58.06)    3.10                16
 11/03/2018   04:37:47   (  67.45, 110.35) 11/03/2018   04:36:39  (  67.51, 108.67)   71.61                68
 11/05/2018   19:13:29   (  68.40,-109.68) 11/05/2018   19:13:57  (  68.42,-109.66)    3.10                28
 11/05/2018   20:04:10   ( -68.26,  57.81) 11/05/2018   20:03:28  ( -68.27,  57.78)    1.06                42
 11/08/2018   10:39:44   ( -68.77,-161.71) 11/08/2018   10:40:55  ( -68.68,-161.11)   26.29                71
 11/08/2018   11:30:22   (  68.32,   6.18) 11/08/2018   11:30:26  (  68.33,   6.12)    3.07                 4
 11/08/2018   12:21:04   ( -68.24, 173.60) 11/08/2018   12:19:56  ( -68.24, 173.63)    1.14                68
 11/11/2018   02:56:31   ( -68.43, -45.49) 11/11/2018   02:57:26  ( -68.44, -45.52)    1.66                55
 11/11/2018   03:47:15   (  68.30, 121.97) 11/11/2018   03:46:53  (  68.31, 121.97)    0.73                22