Simultaneous Nadir Overpasses (SNOs) between METOP-B and TERRA
TLE Epoch: 2018 4 16.  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)
 04/18/2018   00:17:13   ( -81.33,  42.92) 04/18/2018   00:18:27  ( -81.31,  42.93)    2.43                74
 04/18/2018   01:07:52   (  81.34,-149.05) 04/18/2018   01:07:52  (  81.34,-148.93)    1.99                 0
 04/18/2018   01:58:31   ( -81.35,  18.97) 04/18/2018   01:57:18  ( -81.35,  19.03)    1.03                73
 04/20/2018   19:51:33   ( -81.34, 109.78) 04/20/2018   19:52:44  ( -81.33, 109.76)    0.77                71
 04/20/2018   20:42:13   (  81.34, -82.63) 04/20/2018   20:42:10  (  81.34, -82.50)    2.15                 3
 04/23/2018   15:25:53   ( -81.34, 176.23) 04/23/2018   15:27:01  ( -81.33, 176.16)    1.42                68
 04/23/2018   16:16:32   (  81.35, -15.83) 04/23/2018   16:16:26  (  81.35, -15.73)    1.98                 6
 04/26/2018   11:00:13   ( -81.34,-116.95) 04/26/2018   11:01:18  ( -81.35,-117.10)    2.51                65
 04/26/2018   11:50:53   (  81.34,  50.54) 04/26/2018   11:50:44  (  81.35,  50.60)    1.16                 9
 04/29/2018   06:34:35   ( -81.34, -50.94) 04/29/2018   06:35:36  ( -81.34, -50.79)    2.54                61