Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2019 2 10.  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)
 02/12/2019   10:39:22   ( -68.38,-161.28) 02/12/2019   10:40:25  ( -68.40,-161.25)    2.42                63
 02/12/2019   11:30:06   (  68.25,   6.20) 02/12/2019   11:29:53  (  68.24,   6.21)    0.99                13
 02/12/2019   12:20:40   ( -67.74, 174.15) 02/12/2019   12:19:29  ( -67.79, 173.31)   35.78                71
 02/15/2019   02:56:15   ( -68.32, -45.43) 02/15/2019   02:56:54  ( -68.35, -45.42)    3.13                39
 02/15/2019   03:46:59   (  68.19, 122.04) 02/15/2019   03:46:22  (  68.19, 122.03)    0.90                37
 02/17/2019   18:22:35   (  68.89, -97.73) 02/17/2019   18:23:45  (  68.78, -96.65)   45.22                70
 02/17/2019   19:13:07   ( -68.27,  70.41) 02/17/2019   19:13:22  ( -68.28,  70.38)    1.35                15
 02/17/2019   20:03:51   (  68.15,-122.12) 02/17/2019   20:02:49  (  68.17,-122.11)    2.14                62
 02/20/2019   10:39:19   (  68.36,  18.75) 02/20/2019   10:40:19  (  68.39,  18.77)    3.34                60
 02/20/2019   11:30:00   ( -68.23,-173.76) 02/20/2019   11:29:50  ( -68.23,-173.79)    1.56                10
 02/20/2019   12:20:35   (  67.61,  -5.69) 02/20/2019   12:19:25  (  67.67,  -6.81)   47.57                70
 02/23/2019   02:56:12   (  68.32, 134.58) 02/23/2019   02:56:47  (  68.31, 134.56)    1.15                35
 02/23/2019   03:46:53   ( -68.18, -57.93) 02/23/2019   03:46:17  ( -68.21, -57.93)    3.34                36