Simultaneous Nadir Overpasses (SNOs) between METOP-B and TERRA
TLE Epoch: 2018 12 17.  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)
 12/18/2018   17:11:01   (  81.28, -30.97) 12/18/2018   17:11:20  (  81.27, -30.98)    0.44                19
 12/18/2018   18:01:40   ( -81.29, 137.00) 12/18/2018   18:00:46  ( -81.29, 136.90)    1.73                54
 12/21/2018   12:45:25   (  81.28,  35.79) 12/21/2018   12:45:35  (  81.28,  35.60)    3.17                10
 12/21/2018   13:36:06   ( -81.28,-156.98) 12/21/2018   13:35:02  ( -81.28,-156.87)    1.94                64
 12/24/2018   07:29:10   ( -81.28, -65.50) 12/24/2018   07:30:24  ( -81.28, -65.63)    2.21                74
 12/24/2018   08:19:50   (  81.28, 102.14) 12/24/2018   08:19:50  (  81.29, 102.12)    0.63                 0
 12/24/2018   09:10:30   ( -81.29, -90.20) 12/24/2018   09:09:17  ( -81.28, -90.32)    2.13                73
 12/27/2018   03:03:34   ( -81.28,   0.88) 12/27/2018   03:04:38  ( -81.28,   0.87)    0.77                64
 12/27/2018   03:54:14   (  81.28, 168.48) 12/27/2018   03:54:04  (  81.29, 168.59)    2.10                10
 12/29/2018   22:37:59   ( -81.28,  67.25) 12/29/2018   22:38:53  ( -81.28,  67.31)    1.24                54