Simultaneous Nadir Overpasses (SNOs) between METOP-B and TERRA
TLE Epoch: 2018 1 21.  Predictions up to the next  14.0 days:

     Date     Time(METOP-B) METOP-B Lat/Lon Date Time(TERRA) TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 01/23/2018   14:47:54   ( -81.31,-174.82) 01/23/2018   14:49:07  ( -81.31,-174.83)    0.75                73
 01/23/2018   15:38:33   (  81.32,  -6.96) 01/23/2018   15:38:33  (  81.31,  -7.14)    3.37                 0
 01/23/2018   16:29:12   ( -81.33, 161.25) 01/23/2018   16:27:58  ( -81.35, 161.23)    2.04                74
 01/26/2018   10:22:16   ( -81.31,-108.33) 01/26/2018   10:23:21  ( -81.32,-108.17)    2.75                65
 01/26/2018   11:12:55   (  81.32,  59.52) 01/26/2018   11:12:47  (  81.32,  59.50)    0.32                 8
 01/29/2018   05:56:38   ( -81.32, -41.85) 01/29/2018   05:57:36  ( -81.31, -41.94)    1.72                58
 01/29/2018   06:47:17   (  81.32, 125.99) 01/29/2018   06:47:01  (  81.33, 126.09)    1.90                16
 02/01/2018   01:30:59   ( -81.32,  24.60) 02/01/2018   01:31:49  ( -81.31,  24.60)    0.37                50
 02/01/2018   02:21:38   (  81.32,-167.56) 02/01/2018   02:21:14  (  81.33,-167.38)    3.30                24
 02/03/2018   21:05:21   ( -81.32,  91.04) 02/03/2018   21:06:03  ( -81.31,  91.08)    0.71                42