Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2019 1 23.  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)
 01/24/2019   18:22:42   ( -68.76,  82.43) 01/24/2019   18:23:53  ( -68.70,  83.25)   33.93                71
 01/24/2019   19:13:19   (  68.27,-109.61) 01/24/2019   19:13:26  (  68.26,-109.64)    1.30                 7
 01/24/2019   20:04:00   ( -68.13,  57.88) 01/24/2019   20:02:56  ( -68.15,  57.86)    2.81                64
 01/27/2019   10:39:29   ( -68.37,-161.29) 01/27/2019   10:40:28  ( -68.35,-161.30)    2.40                59
 01/27/2019   11:30:13   (  68.25,   6.17) 01/27/2019   11:29:55  (  68.24,   6.21)    2.37                18
 01/27/2019   12:20:44   ( -67.57, 174.34) 01/27/2019   12:19:34  ( -67.63, 173.14)   51.14                70
 01/30/2019   02:56:21   ( -68.31, -45.43) 01/30/2019   02:56:56  ( -68.34, -45.43)    3.29                35
 01/30/2019   03:47:05   (  68.19, 122.03) 01/30/2019   03:46:24  (  68.16, 122.01)    3.08                41
 02/01/2019   18:22:40   (  68.77, -97.57) 02/01/2019   18:23:51  (  68.65, -96.81)   33.69                71
 02/01/2019   19:13:15   ( -68.30,  70.36) 02/01/2019   19:13:26  ( -68.27,  70.37)    3.22                11
 02/01/2019   20:03:58   (  68.13,-122.12) 02/01/2019   20:02:53  (  68.15,-122.13)    2.26                65
 02/04/2019   10:39:27   (  68.38,  18.70) 02/04/2019   10:40:25  (  68.35,  18.71)    3.51                58
 02/04/2019   11:30:08   ( -68.24,-173.79) 02/04/2019   11:29:55  ( -68.26,-173.77)    2.59                13
 02/04/2019   12:20:41   (  67.53,  -5.60) 02/04/2019   12:19:31  (  67.63,  -6.85)   54.30                70