Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2019 1 1.  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)
 01/03/2019   10:39:38   (  68.40,  18.67) 01/03/2019   10:40:30  (  68.38,  18.72)    3.07                52
 01/03/2019   11:30:19   ( -68.25,-173.82) 01/03/2019   11:30:00  ( -68.27,-173.78)    2.42                19
 01/03/2019   12:20:49   (  67.38,  -5.44) 01/03/2019   12:19:40  (  67.43,  -7.10)   71.26                69
 01/06/2019   02:56:30   (  68.31, 134.55) 01/06/2019   02:56:59  (  68.32, 134.53)    0.94                29
 01/06/2019   03:47:12   ( -68.22, -58.01) 01/06/2019   03:46:29  ( -68.21, -57.96)    2.02                43
 01/08/2019   18:22:46   ( -68.72,  82.49) 01/08/2019   18:23:58  ( -68.60,  83.11)   28.44                72
 01/08/2019   19:13:24   (  68.29,-109.64) 01/08/2019   19:13:29  (  68.26,-109.65)    2.72                 5
 01/08/2019   20:04:05   ( -68.13,  57.87) 01/08/2019   20:02:59  ( -68.16,  57.85)    2.74                66
 01/11/2019   10:39:34   ( -68.37,-161.28) 01/11/2019   10:40:31  ( -68.38,-161.28)    0.88                57
 01/11/2019   11:30:18   (  68.26,   6.16) 01/11/2019   11:29:58  (  68.26,   6.22)    2.56                20
 01/11/2019   12:20:48   ( -67.51, 174.40) 01/11/2019   12:19:38  ( -67.60, 173.09)   56.69                70
 01/14/2019   02:56:28   ( -68.34, -45.48) 01/14/2019   02:57:01  ( -68.32, -45.47)    2.68                33
 01/14/2019   03:47:11   (  68.18, 122.03) 01/14/2019   03:46:28  (  68.20, 122.03)    1.75                43