Simultaneous Nadir Overpasses (SNOs) between METOP-A and TERRA
TLE Epoch: 2018 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)
 12/20/2018   12:50:27   ( -81.44,-144.02) 12/20/2018   12:51:41  ( -81.39,-143.94)    6.37                74
 12/20/2018   13:41:04   (  81.44,  24.66) 12/20/2018   13:41:05  (  81.43,  24.59)    1.65                 1
 12/20/2018   14:31:44   ( -81.44,-167.61) 12/20/2018   14:30:31  ( -81.44,-167.47)    2.37                73
 12/23/2018   08:24:49   ( -81.43, -80.37) 12/23/2018   08:26:03  ( -81.25, -80.00)   20.96                74
 12/23/2018   09:15:18   (  81.44,  91.07) 12/23/2018   09:15:19  (  81.44,  91.18)    1.82                 1
 12/23/2018   10:05:58   ( -81.44,-101.17) 12/23/2018   10:04:46  ( -81.43,-101.25)    1.44                72
 12/26/2018   03:59:08   ( -81.41, -15.93) 12/26/2018   04:00:22  ( -81.15, -15.29)   31.49                74
 12/26/2018   04:49:32   (  81.44, 157.87) 12/26/2018   04:49:34  (  81.44, 157.71)    2.54                 2
 12/26/2018   05:40:13   ( -81.44, -34.75) 12/26/2018   05:39:01  ( -81.44, -34.69)    0.91                72
 12/28/2018   23:33:28   ( -81.39,  48.50) 12/28/2018   23:34:37  ( -81.15,  51.22)   52.67                69
 12/29/2018   00:23:47   (  81.44,-135.75) 12/29/2018   00:23:49  (  81.44,-135.80)    0.97                 2
 12/29/2018   01:14:28   ( -81.44,  31.66) 12/29/2018   01:13:16  ( -81.44,  31.82)    2.62                72
 12/31/2018   19:07:46   ( -81.36, 113.72) 12/31/2018   19:08:49  ( -81.22, 118.78)   86.71                63
 12/31/2018   19:58:02   (  81.44, -69.37) 12/31/2018   19:58:04  (  81.44, -69.36)    0.58                 2