Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2020 1 24.  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)
 01/25/2020   02:55:34   (  68.44, 134.57) 01/25/2020   02:56:46  (  68.41, 134.56)    2.93                72
 01/25/2020   03:46:15   ( -68.30, -57.93) 01/25/2020   03:46:16  ( -68.30, -57.94)    0.66                 1
 01/25/2020   04:36:57   (  68.07, 109.67) 01/25/2020   04:35:45  (  68.09, 109.45)    9.43                72
 01/27/2020   19:12:30   (  68.41,-109.63) 01/27/2020   19:13:19  (  68.41,-109.58)    2.19                49
 01/27/2020   20:03:11   ( -68.27,  57.87) 01/27/2020   20:02:50  ( -68.24,  57.86)    2.64                21
 01/27/2020   20:53:39   (  67.28,-133.61) 01/27/2020   20:52:31  (  67.35,-135.52)   82.46                68
 01/30/2020   11:29:24   (  68.33,   6.23) 01/30/2020   11:29:52  (  68.34,   6.20)    1.64                28
 01/30/2020   12:20:06   ( -68.24, 173.67) 01/30/2020   12:19:22  ( -68.24, 173.71)    1.76                44
 02/02/2020   02:55:43   ( -68.80, -45.92) 02/02/2020   02:56:54  ( -68.67, -45.18)   33.21                71
 02/02/2020   03:46:20   (  68.31, 122.03) 02/02/2020   03:46:25  (  68.33, 122.05)    2.80                 5
 02/02/2020   04:37:01   ( -68.16, -70.46) 02/02/2020   04:35:56  ( -68.18, -70.50)    2.59                65
 02/04/2020   19:12:32   ( -68.40,  70.37) 02/04/2020   19:13:32  ( -68.38,  70.33)    2.35                60
 02/04/2020   20:03:16   (  68.28,-122.17) 02/04/2020   20:02:59  (  68.26,-122.16)    2.44                17
 02/04/2020   20:53:48   ( -67.65,  45.94) 02/04/2020   20:52:37  ( -67.72,  44.84)   47.13                71