Simultaneous Nadir Overpasses (SNOs) between METOP-B and TERRA
TLE Epoch: 2021 4 22.  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)
 04/24/2021   07:02:55   ( -81.25, -60.55) 04/24/2021   07:03:54  ( -81.26, -60.45)    1.72                59
 04/24/2021   07:53:35   (  81.26, 107.25) 04/24/2021   07:53:20  (  81.26, 107.31)    0.96                15
 04/27/2021   02:37:19   ( -81.26,   5.97) 04/27/2021   02:38:06  ( -81.26,   6.03)    1.06                47
 04/27/2021   03:27:59   (  81.27, 173.73) 04/27/2021   03:27:32  (  81.26, 173.75)    0.33                27
 04/29/2021   22:11:44   ( -81.26,  72.47) 04/29/2021   22:12:19  ( -81.26,  72.46)    0.13                35
 04/29/2021   23:02:24   (  81.27,-119.80) 04/29/2021   23:01:45  (  81.26,-119.84)    0.78                39
 05/02/2021   17:46:09   ( -81.26, 138.95) 05/02/2021   17:46:32  ( -81.26, 138.85)    1.70                23
 05/02/2021   18:36:49   (  81.27, -53.35) 05/02/2021   18:35:58  (  81.26, -53.48)    2.29                51
 05/05/2021   13:20:34   ( -81.25,-154.97) 05/05/2021   13:20:44  ( -81.25,-154.80)    2.92                10