Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2019 7 29.  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  (  68.37,  18.69)    3.04                42
 07/30/2019   11:30:18   ( -68.27,-173.84) 07/30/2019   11:29:48  ( -68.26,-173.80)    1.93                30
 08/02/2019   02:06:00   ( -69.19, -33.93) 08/02/2019   02:07:08  ( -69.08, -32.19)   69.87                68
 08/02/2019   02:56:31   (  68.37, 134.49) 08/02/2019   02:56:46  (  68.36, 134.55)    2.78                15
 08/02/2019   03:47:11   ( -68.18, -57.95) 08/02/2019   03:46:17  ( -68.20, -58.00)    3.10                54
 08/04/2019   18:22:41   ( -68.40,  82.91) 08/04/2019   18:23:49  ( -68.41,  82.85)    2.46                68
 08/04/2019   19:13:25   (  68.28,-109.62) 08/04/2019   19:13:16  (  68.29,-109.65)    1.75                 9
 08/04/2019   20:04:02   ( -67.92,  58.14) 08/04/2019   20:02:50  ( -67.97,  57.60)   22.95                72
 08/07/2019   10:39:37   ( -68.42,-161.34) 08/07/2019   10:40:18  ( -68.40,-161.29)    3.32                41
 08/07/2019   11:30:20   (  68.24,   6.19) 08/07/2019   11:29:46  (  68.22,   6.14)    3.24                34
 08/10/2019   02:06:00   (  69.01, 146.32) 08/10/2019   02:07:09  (  68.92, 147.61)   52.45                69
 08/10/2019   02:56:31   ( -68.33, -45.45) 08/10/2019   02:56:48  ( -68.32, -45.50)    1.74                17
 08/10/2019   03:47:15   (  68.21, 122.01) 08/10/2019   03:46:15  (  68.20, 122.00)    0.72                60