Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2019 6 6.  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)
 06/07/2019   02:56:14   ( -68.37, -45.48) 06/07/2019   02:57:03  ( -68.35, -45.49)    2.29                49
 06/07/2019   03:46:58   (  68.24, 121.99) 06/07/2019   03:46:30  (  68.23, 122.02)    1.58                28
 06/07/2019   04:37:23   ( -67.24, -69.47) 06/07/2019   04:36:15  ( -67.29, -71.42)   84.18                68
 06/09/2019   18:22:42   (  69.18, -98.13) 06/09/2019   18:23:50  (  69.07, -96.34)   72.24                68
 06/09/2019   19:13:09   ( -68.29,  70.38) 06/09/2019   19:13:32  ( -68.29,  70.33)    1.77                23
 06/09/2019   20:03:53   (  68.17,-122.15) 06/09/2019   20:02:59  (  68.18,-122.16)    1.24                54
 06/12/2019   10:39:22   (  68.36,  18.74) 06/12/2019   10:40:29  (  68.39,  18.70)    3.23                67
 06/12/2019   11:30:04   ( -68.28,-173.83) 06/12/2019   11:29:59  ( -68.29,-173.79)    2.26                 5
 06/12/2019   12:20:43   (  67.88,  -6.03) 06/12/2019   12:19:31  (  67.89,  -6.61)   24.54                72
 06/15/2019   02:56:18   (  68.35, 134.52) 06/15/2019   02:56:57  (  68.37, 134.56)    2.76                39
 06/15/2019   03:46:59   ( -68.21, -57.98) 06/15/2019   03:46:28  ( -68.22, -57.99)    1.05                31
 06/17/2019   18:22:41   ( -69.05,  82.05) 06/17/2019   18:23:50  ( -68.92,  83.47)   58.83                69
 06/17/2019   19:13:13   (  68.29,-109.63) 06/17/2019   19:13:26  (  68.29,-109.65)    0.91                13
 06/17/2019   20:03:55   ( -68.20,  57.80) 06/17/2019   20:02:56  ( -68.20,  57.87)    2.73                59
 06/20/2019   10:39:25   ( -68.40,-161.32) 06/20/2019   10:40:27  ( -68.38,-161.30)    2.07                62
 06/20/2019   11:30:08   (  68.23,   6.21) 06/20/2019   11:29:54  (  68.25,   6.19)    2.90                14
 06/20/2019   12:20:42   ( -67.71, 174.19) 06/20/2019   12:19:31  ( -67.77, 173.26)   39.70                71