Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2019 3 15.  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)
 03/16/2019   10:39:17   ( -69.05,-162.12) 03/16/2019   10:40:26  ( -68.93,-160.63)   61.13                69
 03/16/2019   11:29:49   (  68.27,   6.22) 03/16/2019   11:30:03  (  68.25,   6.18)    2.94                14
 03/16/2019   12:20:30   ( -68.15, 173.70) 03/16/2019   12:19:33  ( -68.15, 173.70)    0.42                57
 03/19/2019   02:55:57   ( -68.38, -45.45) 03/19/2019   02:57:05  ( -68.37, -45.45)    1.89                68
 03/19/2019   03:46:41   (  68.25, 122.03) 03/19/2019   03:46:32  (  68.24, 122.05)    1.03                 9
 03/19/2019   04:37:18   ( -67.91, -70.22) 03/19/2019   04:36:05  ( -67.98, -70.63)   18.83                73
 03/21/2019   19:12:50   ( -68.36,  70.36) 03/21/2019   19:13:35  ( -68.36,  70.42)    2.69                45
 03/21/2019   20:03:33   (  68.17,-122.09) 03/21/2019   20:03:03  (  68.18,-122.15)    2.49                30
 03/21/2019   20:53:57   ( -67.13,  46.50) 03/21/2019   20:52:50  ( -67.14,  44.30)   94.81                67
 03/24/2019   10:39:16   (  69.22,  17.66) 03/24/2019   10:40:23  (  69.12,  19.61)   77.83                67
 03/24/2019   11:29:43   ( -68.33,-173.83) 03/24/2019   11:30:06  ( -68.31,-173.76)    3.52                23
 03/24/2019   12:20:26   (  68.15,  -6.29) 03/24/2019   12:19:33  (  68.18,  -6.27)    3.27                53
 03/27/2019   02:55:55   (  68.45, 134.48) 03/27/2019   02:57:06  (  68.40, 134.59)    6.71                71
 03/27/2019   03:46:35   ( -68.25, -57.95) 03/27/2019   03:46:37  ( -68.26, -57.95)    0.47                 2
 03/27/2019   04:37:18   (  68.08, 109.58) 03/27/2019   04:36:05  (  68.07, 109.47)    4.60                73
 03/29/2019   19:12:45   (  68.32,-109.58) 03/29/2019   19:13:36  (  68.35,-109.60)    3.34                51