Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2019 6 16.  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)
 06/17/2019   18:22:41   ( -69.05,  82.04) 06/17/2019   18:23:50  ( -68.95,  83.52)   59.84                69
 06/17/2019   19:13:13   (  68.28,-109.62) 06/17/2019   19:13:27  (  68.28,-109.66)    1.70                14
 06/17/2019   20:03:55   ( -68.20,  57.80) 06/17/2019   20:02:57  ( -68.18,  57.85)    3.31                58
 06/20/2019   10:39:25   ( -68.40,-161.31) 06/20/2019   10:40:28  ( -68.39,-161.29)    1.10                63
 06/20/2019   11:30:09   (  68.27,   6.16) 06/20/2019   11:29:55  (  68.28,   6.21)    2.23                14
 06/20/2019   12:20:43   ( -67.76, 174.12) 06/20/2019   12:19:31  ( -67.84, 173.33)   34.32                72
 06/23/2019   02:56:19   ( -68.33, -45.46) 06/23/2019   02:56:56  ( -68.33, -45.48)    0.96                37
 06/23/2019   03:47:03   (  68.21, 122.01) 06/23/2019   03:46:23  (  68.21, 122.02)    0.40                40
 06/25/2019   18:22:39   (  68.73, -97.53) 06/25/2019   18:23:50  (  68.64, -96.85)   29.31                71
 06/25/2019   19:13:14   ( -68.27,  70.39) 06/25/2019   19:13:25  ( -68.27,  70.32)    2.77                11
 06/25/2019   20:03:58   (  68.15,-122.14) 06/25/2019   20:02:52  (  68.14,-122.18)    1.67                66
 06/28/2019   10:39:29   (  68.40,  18.67) 06/28/2019   10:40:22  (  68.40,  18.74)    2.83                53
 06/28/2019   11:30:10   ( -68.26,-173.83) 06/28/2019   11:29:53  ( -68.26,-173.81)    1.26                17
 06/28/2019   12:20:41   (  67.44,  -5.50) 06/28/2019   12:19:32  (  67.45,  -7.08)   67.68                69