Simultaneous Nadir Overpasses (SNOs) between METOP-A and TERRA
TLE Epoch: 2017 12 21.  Predictions up to the next  14.0 days:

     Date     Time(METOP-A) METOP-A Lat/Lon Date Time(TERRA) TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 12/22/2017   11:31:09   ( -81.38,-123.86) 12/22/2017   11:31:16  ( -81.38,-123.84)    0.28                 7
 12/22/2017   12:21:48   (  81.39,  44.02) 12/22/2017   12:20:42  (  81.39,  43.95)    1.30                66
 12/25/2017   07:05:28   ( -81.38, -57.36) 12/25/2017   07:05:32  ( -81.38, -57.43)    1.05                 4
 12/25/2017   07:56:07   (  81.39, 110.49) 12/25/2017   07:54:58  (  81.39, 110.34)    2.58                69
 12/28/2017   01:49:17   (  81.32,-163.05) 12/28/2017   01:50:31  (  81.15,-162.77)   20.07                74
 12/28/2017   02:39:46   ( -81.38,   9.11) 12/28/2017   02:39:47  ( -81.38,   8.95)    2.76                 1
 12/28/2017   03:30:26   (  81.38, 176.55) 12/28/2017   03:29:13  (  81.38, 176.69)    2.32                73
 12/30/2017   21:23:25   (  81.38, -92.27) 12/30/2017   21:24:36  (  81.37, -92.32)    0.96                71
 12/30/2017   22:14:05   ( -81.38,  75.55) 12/30/2017   22:14:02  ( -81.39,  75.66)    1.94                 3
 01/02/2018   16:57:44   (  81.38, -25.86) 01/02/2018   16:58:51  (  81.39, -25.66)    3.26                67