Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2019 7 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)
 07/30/2019   10:39:36   (  68.35,  18.74) 07/30/2019   10:40:18  (  68.36,  18.68)    2.41                42
 07/30/2019   11:30:18   ( -68.28,-173.85) 07/30/2019   11:29:48  ( -68.25,-173.81)    3.05                30
 08/02/2019   02:06:01   ( -69.19, -33.93) 08/02/2019   02:07:09  ( -69.08, -32.19)   70.23                68
 08/02/2019   02:56:32   (  68.37, 134.48) 08/02/2019   02:56:47  (  68.35, 134.55)    3.30                15
 08/02/2019   03:47:12   ( -68.18, -57.96) 08/02/2019   03:46:18  ( -68.19, -58.01)    2.23                54
 08/04/2019   18:22:41   ( -68.41,  82.90) 08/04/2019   18:23:49  ( -68.41,  82.85)    1.95                68
 08/04/2019   19:13:25   (  68.28,-109.63) 08/04/2019   19:13:16  (  68.29,-109.64)    1.30                 9
 08/04/2019   20:04:02   ( -67.93,  58.13) 08/04/2019   20:02:49  ( -68.02,  57.67)   21.79                73
 08/07/2019   10:39:36   ( -68.37,-161.28) 08/07/2019   10:40:18  ( -68.40,-161.28)    3.53                42
 08/07/2019   11:30:20   (  68.25,   6.18) 08/07/2019   11:29:46  (  68.23,   6.16)    2.27                34
 08/10/2019   02:06:00   (  69.02, 146.31) 08/10/2019   02:07:09  (  68.94, 147.64)   53.74                69
 08/10/2019   02:56:31   ( -68.34, -45.47) 08/10/2019   02:56:48  ( -68.34, -45.47)    0.86                17
 08/10/2019   03:47:15   (  68.22, 122.00) 08/10/2019   03:46:15  (  68.22, 122.03)    1.69                60
 08/12/2019   18:22:45   (  68.45, -97.16) 08/12/2019   18:23:47  (  68.44, -97.11)    2.48                62
 08/12/2019   19:13:26   ( -68.30,  70.35) 08/12/2019   19:13:18  ( -68.28,  70.33)    2.14                 8
 08/12/2019   20:04:02   (  67.75,-121.65) 08/12/2019   20:02:51  (  67.83,-122.56)   38.71                71