Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2019 6 30.  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)
 07/01/2019   02:56:24   (  68.34, 134.53) 07/01/2019   02:56:52  (  68.33, 134.54)    0.81                28
 07/01/2019   03:47:05   ( -68.21, -57.99) 07/01/2019   03:46:22  ( -68.23, -57.95)    2.36                43
 07/03/2019   18:22:39   ( -68.69,  82.53) 07/03/2019   18:23:51  ( -68.59,  83.09)   24.54                72
 07/03/2019   19:13:18   (  68.28,-109.63) 07/03/2019   19:13:21  (  68.31,-109.61)    3.20                 3
 07/03/2019   20:03:59   ( -68.15,  57.85) 07/03/2019   20:02:52  ( -68.15,  57.83)    0.75                67
 07/06/2019   10:39:30   ( -68.41,-161.34) 07/06/2019   10:40:25  ( -68.40,-161.28)    2.89                55
 07/06/2019   11:30:13   (  68.23,   6.21) 07/06/2019   11:29:53  (  68.23,   6.16)    2.11                20
 07/06/2019   12:20:43   ( -67.50, 174.42) 07/06/2019   12:19:33  ( -67.57, 173.03)   59.60                70
 07/09/2019   02:56:25   ( -68.36, -45.50) 07/09/2019   02:56:57  ( -68.37, -45.45)    2.07                32
 07/09/2019   03:47:08   (  68.17, 122.05) 07/09/2019   03:46:25  (  68.19, 121.98)    3.07                43
 07/11/2019   18:22:45   (  68.76, -97.58) 07/11/2019   18:23:56  (  68.64, -96.89)   31.16                71
 07/11/2019   19:13:20   ( -68.30,  70.35) 07/11/2019   19:13:30  ( -68.32,  70.36)    2.63                10
 07/11/2019   20:04:04   (  68.18,-122.19) 07/11/2019   20:02:57  (  68.20,-122.14)    3.26                67