Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2018 3 15.  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)
 03/16/2018   02:55:50   ( -68.45, -45.50) 03/16/2018   02:57:02  ( -68.41, -45.33)    8.13                72
 03/16/2018   03:46:32   (  68.21, 122.12) 03/16/2018   03:46:30  (  68.24, 122.11)    3.43                 2
 03/16/2018   04:37:13   ( -68.08, -70.39) 03/16/2018   04:36:01  ( -68.08, -70.44)    2.08                72
 03/18/2018   19:12:44   ( -68.32,  70.44) 03/18/2018   19:13:33  ( -68.34,  70.46)    1.60                49
 03/18/2018   20:03:28   (  68.19,-122.09) 03/18/2018   20:03:00  (  68.22,-122.04)    3.41                28
 03/18/2018   20:53:53   ( -67.20,  46.45) 03/18/2018   20:52:45  ( -67.28,  44.52)   83.45                68
 03/21/2018   10:39:13   (  69.19,  17.72) 03/21/2018   10:40:21  (  69.08,  19.63)   76.70                68
 03/21/2018   11:29:39   ( -68.25,-173.70) 03/21/2018   11:30:04  ( -68.26,-173.76)    2.66                25
 03/21/2018   12:20:23   (  68.12,  -6.23) 03/21/2018   12:19:31  (  68.14,  -6.26)    1.95                52
 03/24/2018   02:55:53   (  68.37, 134.59) 03/24/2018   02:57:02  (  68.39, 134.64)    2.80                69
 03/24/2018   03:46:34   ( -68.23, -57.91) 03/24/2018   03:46:33  ( -68.23, -57.91)    0.60                 1
 03/24/2018   04:37:15   (  67.95, 109.76) 03/24/2018   04:36:02  (  68.00, 109.46)   13.68                73
 03/26/2018   19:12:48   (  68.31,-109.56) 03/26/2018   19:13:33  (  68.31,-109.57)    0.58                45
 03/26/2018   20:03:30   ( -68.21,  57.88) 03/26/2018   20:03:03  ( -68.21,  57.94)    2.61                27