Simultaneous Nadir Overpasses (SNOs) between METOP-B and TERRA
TLE Epoch: 2021 6 14.  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)
 06/16/2021   16:24:31   (  81.26, -21.03) 06/16/2021   16:25:25  (  81.26, -21.07)    0.71                54
 06/16/2021   17:15:12   ( -81.26, 146.43) 06/16/2021   17:14:52  ( -81.25, 146.50)    1.45                20
 06/19/2021   11:58:54   (  81.25,  45.22) 06/19/2021   11:59:37  (  81.25,  45.28)    0.91                43
 06/19/2021   12:49:34   ( -81.26,-146.91) 06/19/2021   12:49:03  ( -81.27,-146.75)    2.81                31
 06/22/2021   07:33:17   (  81.26, 111.85) 06/22/2021   07:33:49  (  81.27, 111.96)    2.16                32
 06/22/2021   08:23:57   ( -81.27, -80.26) 06/22/2021   08:23:16  ( -81.27, -80.41)    2.64                41
 06/25/2021   03:07:41   (  81.25, 178.06) 06/25/2021   03:08:02  (  81.26, 178.23)    2.83                21
 06/25/2021   03:58:21   ( -81.27, -14.02) 06/25/2021   03:57:29  ( -81.26, -14.12)    1.85                52
 06/27/2021   22:42:03   (  81.26,-115.35) 06/27/2021   22:42:13  (  81.27,-115.16)    3.29                10