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   15:56:49   ( -81.38, 170.01) 12/19/2017   15:57:00  ( -81.39, 169.85)    2.69                11
 12/19/2017   16:47:29   (  81.38, -22.51) 12/19/2017   16:46:26  (  81.39, -22.37)    2.55                63
 12/22/2017   11:31:09   ( -81.38,-123.88) 12/22/2017   11:31:18  ( -81.38,-123.96)    1.48                 9
 12/22/2017   12:21:48   (  81.38,  43.98) 12/22/2017   12:20:44  (  81.38,  43.81)    2.84                64
 12/25/2017   07:05:28   ( -81.38, -57.39) 12/25/2017   07:05:36  ( -81.38, -57.46)    1.22                 8
 12/25/2017   07:56:07   (  81.39, 110.44) 12/25/2017   07:55:02  (  81.38, 110.29)    2.59                65
 12/28/2017   02:39:47   ( -81.38,   9.06) 12/28/2017   02:39:55  ( -81.38,   8.94)    2.11                 8
 12/28/2017   03:30:26   (  81.38, 176.49) 12/28/2017   03:29:20  (  81.38, 176.68)    3.19                66
 12/30/2017   22:14:05   ( -81.38,  75.50) 12/30/2017   22:14:13  ( -81.39,  75.64)    2.64                 8