Simultaneous Nadir Overpasses (SNOs) between METOP-B and TERRA
TLE Epoch: 2017 4 19.  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)
 04/20/2017   04:42:47   (  81.33, 156.98) 04/20/2017   04:43:22  (  81.33, 156.94)    0.69                35
 04/20/2017   05:33:28   ( -81.33, -35.67) 04/20/2017   05:32:49  ( -81.32, -35.49)    2.98                39
 04/23/2017   00:17:09   (  81.32,-136.75) 04/23/2017   00:17:38  (  81.33,-136.58)    3.01                29
 04/23/2017   01:07:48   ( -81.33,  31.03) 04/23/2017   01:07:04  ( -81.33,  31.00)    0.56                44
 04/25/2017   19:51:29   (  81.33, -70.10) 04/25/2017   19:51:53  (  81.33, -70.19)    1.41                24
 04/25/2017   20:42:10   ( -81.33,  97.32) 04/25/2017   20:41:20  ( -81.33,  97.41)    1.40                50
 04/28/2017   15:25:51   (  81.33,  -3.87) 04/28/2017   15:26:09  (  81.32,  -3.89)    0.52                18
 04/28/2017   16:16:31   ( -81.33, 163.99) 04/28/2017   16:15:35  ( -81.34, 164.10)    2.10                56
 05/01/2017   11:00:12   (  81.33,  62.75) 05/01/2017   11:00:24  (  81.33,  62.71)    0.76                12