Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2019 5 17.  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)
 05/19/2019   10:39:21   ( -68.91,-161.95) 05/19/2019   10:40:31  ( -68.82,-160.79)   47.44                70
 05/19/2019   11:29:55   (  68.25,   6.22) 05/19/2019   11:30:06  (  68.27,   6.17)    2.48                11
 05/19/2019   12:20:36   ( -68.16, 173.65) 05/19/2019   12:19:35  ( -68.16, 173.68)    1.02                61
 05/22/2019   02:56:06   ( -68.34, -45.43) 05/22/2019   02:57:07  ( -68.36, -45.48)    3.14                61
 05/22/2019   03:46:50   (  68.22, 122.03) 05/22/2019   03:46:34  (  68.25, 122.03)    3.06                16
 05/22/2019   04:37:23   ( -67.65, -69.94) 05/22/2019   04:36:12  ( -67.70, -70.98)   44.50                71
 05/24/2019   19:13:02   ( -68.31,  70.38) 05/24/2019   19:13:37  ( -68.29,  70.31)    3.21                35
 05/24/2019   20:03:46   (  68.19,-122.17) 05/24/2019   20:03:04  (  68.18,-122.18)    2.19                42
 05/27/2019   10:39:21   (  68.65,  18.38) 05/27/2019   10:40:33  (  68.54,  18.86)   22.93                72
 05/27/2019   11:29:58   ( -68.28,-173.82) 05/27/2019   11:30:06  ( -68.27,-173.83)    0.93                 8
 05/27/2019   12:20:42   (  68.17,  -6.37) 05/27/2019   12:19:33  (  68.15,  -6.32)    2.44                69
 05/30/2019   02:56:12   (  68.35, 134.53) 05/30/2019   02:57:05  (  68.35, 134.51)    1.21                53
 05/30/2019   03:46:54   ( -68.25, -58.02) 05/30/2019   03:46:35  ( -68.25, -57.97)    1.83                19
 05/30/2019   04:37:22   (  67.33, 110.42) 05/30/2019   04:36:14  (  67.40, 108.69)   74.55                68