Simultaneous Nadir Overpasses (SNOs) between METOP-A and TERRA
TLE Epoch: 2017 12 18.  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)
 12/19/2017   15:56:50   ( -81.38, 169.96) 12/19/2017   15:57:01  ( -81.39, 169.83)    2.26                11
 12/19/2017   16:47:30   (  81.38, -22.56) 12/19/2017   16:46:28  (  81.38, -22.75)    3.38                62
 12/22/2017   11:31:09   ( -81.38,-123.93) 12/22/2017   11:31:18  ( -81.38,-123.89)    0.72                 9
 12/22/2017   12:21:48   (  81.38,  43.93) 12/22/2017   12:20:44  (  81.39,  43.90)    0.42                64
 12/25/2017   07:05:28   ( -81.38, -57.45) 12/25/2017   07:05:36  ( -81.39, -57.26)    3.30                 8
 12/25/2017   07:56:08   (  81.38, 109.99) 12/25/2017   07:55:03  (  81.38, 110.13)    2.52                65
 12/28/2017   02:39:47   ( -81.38,   9.00) 12/28/2017   02:39:56  ( -81.38,   8.95)    1.01                 9
 12/28/2017   03:30:26   (  81.38, 176.82) 12/28/2017   03:29:22  (  81.38, 176.71)    1.86                64
 12/30/2017   22:14:05   ( -81.38,  75.43) 12/30/2017   22:14:15  ( -81.38,  75.49)    1.18                10