Simultaneous Nadir Overpasses (SNOs) between METOP-A and TERRA
TLE Epoch: 2018 1 20.  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)
 01/22/2018   09:57:53   (  81.39,  79.30) 01/22/2018   09:58:35  (  81.38,  79.27)    0.74                42
 01/22/2018   10:48:33   ( -81.39,-113.08) 01/22/2018   10:48:02  ( -81.38,-113.13)    1.20                31
 01/25/2018   05:32:11   (  81.39, 145.99) 01/25/2018   05:32:49  (  81.40, 145.94)    1.04                38
 01/25/2018   06:22:51   ( -81.39, -46.39) 01/25/2018   06:22:16  ( -81.39, -46.44)    0.89                35
 01/28/2018   01:06:29   (  81.39,-147.74) 01/28/2018   01:07:03  (  81.39,-147.83)    1.43                34
 01/28/2018   01:57:09   ( -81.39,  19.88) 01/28/2018   01:56:30  ( -81.39,  19.81)    1.29                39
 01/30/2018   20:40:47   (  81.39, -81.09) 01/30/2018   20:41:17  (  81.39, -81.27)    2.94                30
 01/30/2018   21:31:27   ( -81.39,  86.53) 01/30/2018   21:30:44  ( -81.39,  86.38)    2.53                43
 02/02/2018   16:15:06   (  81.39, -14.86) 02/02/2018   16:15:31  (  81.39, -14.77)    1.53                25