Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2019 8 8.  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)
 08/10/2019   02:06:00   (  69.01, 146.32) 08/10/2019   02:07:09  (  68.89, 147.58)   52.29                69
 08/10/2019   02:56:31   ( -68.34, -45.47) 08/10/2019   02:56:47  ( -68.34, -45.47)    0.45                16
 08/10/2019   03:47:15   (  68.21, 122.00) 08/10/2019   03:46:14  (  68.23, 122.05)    2.48                61
 08/12/2019   18:22:43   (  68.39, -97.08) 08/12/2019   18:23:45  (  68.42, -97.13)    3.02                62
 08/12/2019   19:13:25   ( -68.31,  70.34) 08/12/2019   19:13:15  ( -68.31,  70.37)    1.28                10
 08/12/2019   20:04:00   (  67.70,-121.58) 08/12/2019   20:02:50  (  67.75,-122.64)   44.77                70
 08/15/2019   10:39:38   (  68.37,  18.72) 08/15/2019   10:40:14  (  68.38,  18.71)    1.32                36
 08/15/2019   11:30:20   ( -68.28,-173.84) 08/15/2019   11:29:44  ( -68.27,-173.79)    2.43                36
 08/18/2019   02:05:59   ( -68.99, -33.65) 08/18/2019   02:07:09  ( -68.84, -32.49)   49.34                70
 08/18/2019   02:56:33   (  68.34, 134.53) 08/18/2019   02:56:43  (  68.33, 134.53)    1.04                10
 08/18/2019   03:47:14   ( -68.20, -57.97) 08/18/2019   03:46:14  ( -68.17, -58.02)    3.29                60
 08/20/2019   18:22:44   ( -68.43,  82.88) 08/20/2019   18:23:45  ( -68.40,  82.85)    3.38                61
 08/20/2019   19:13:27   (  68.27,-109.60) 08/20/2019   19:13:12  (  68.28,-109.64)    2.69                15
 08/20/2019   20:04:00   ( -67.68,  58.44) 08/20/2019   20:02:49  ( -67.79,  57.41)   45.08                71