Simultaneous Nadir Overpasses (SNOs) between METOP-B and TERRA
TLE Epoch: 2018 4 6.  Predictions up to the next  14.0 days:

     Date     Time(METOP-B) METOP-B Lat/Lon Date Time(TERRA) TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 04/06/2018   18:50:29   (  81.34, -54.64) 04/06/2018   18:50:41  (  81.33, -54.75)    2.07                12
 04/06/2018   19:41:08   ( -81.35, 113.28) 04/06/2018   19:40:07  ( -81.35, 113.18)    1.67                61
 04/09/2018   14:24:49   (  81.34,  11.86) 04/09/2018   14:24:58  (  81.34,  11.89)    0.73                 9
 04/09/2018   15:15:29   ( -81.34, 179.43) 04/09/2018   15:14:25  ( -81.34, 179.46)    0.69                64
 04/12/2018   09:59:10   (  81.34,  78.34) 04/12/2018   09:59:17  (  81.34,  78.16)    3.10                 7
 04/12/2018   10:49:50   ( -81.34,-114.04) 04/12/2018   10:48:43  ( -81.35,-113.87)    3.01                67
 04/15/2018   05:33:31   (  81.34, 144.81) 04/15/2018   05:33:35  (  81.35, 144.81)    0.60                 4
 04/15/2018   06:24:11   ( -81.35, -47.52) 04/15/2018   06:23:02  ( -81.35, -47.59)    1.07                69
 04/18/2018   00:17:37   ( -81.10,  33.73) 04/18/2018   00:18:51  ( -80.75,  34.76)   42.03                74
 04/18/2018   01:07:51   (  81.34,-148.72) 04/18/2018   01:07:53  (  81.34,-148.92)    3.31                 2