Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2019 10 9.  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)
 10/10/2019   09:49:13   (  69.55,  29.92) 10/10/2019   09:50:19  (  69.42,  32.34)   95.50                66
 10/10/2019   10:39:36   ( -68.45,-161.26) 10/10/2019   10:40:04  ( -68.47,-161.23)    3.15                28
 10/10/2019   11:30:20   (  68.32,   6.21) 10/10/2019   11:29:32  (  68.31,   6.22)    1.70                48
 10/13/2019   02:05:50   (  68.66, 146.91) 10/13/2019   02:07:01  (  68.62, 147.20)   12.56                71
 10/13/2019   02:56:29   ( -68.42, -45.45) 10/13/2019   02:56:33  ( -68.40, -45.44)    1.32                 4
 10/13/2019   03:47:13   (  68.29, 122.02) 10/13/2019   03:46:00  (  68.29, 122.07)    2.36                73
 10/15/2019   18:22:41   (  68.47, -97.08) 10/15/2019   18:23:32  (  68.49, -97.09)    1.84                51
 10/15/2019   19:13:23   ( -68.39,  70.35) 10/15/2019   19:13:02  ( -68.39,  70.42)    2.73                21
 10/15/2019   20:03:51   (  67.40,-121.12) 10/15/2019   20:02:43  (  67.49,-122.98)   80.07                68
 10/18/2019   10:39:35   (  68.45,  18.72) 10/18/2019   10:40:01  (  68.47,  18.76)    2.52                26
 10/18/2019   11:30:16   ( -68.31,-173.77) 10/18/2019   11:29:32  ( -68.31,-173.79)    1.13                44
 10/21/2019   02:05:49   ( -68.76, -33.22) 10/21/2019   02:07:01  ( -68.67, -32.75)   20.99                72
 10/21/2019   02:56:28   (  68.37, 134.59) 10/21/2019   02:56:31  (  68.38, 134.54)    2.57                 3
 10/21/2019   03:47:09   ( -68.28, -57.97) 10/21/2019   03:46:00  ( -68.29, -57.94)    1.58                69