Simultaneous Nadir Overpasses (SNOs) between METOP-B and TERRA
TLE Epoch: 2021 10 20.  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)
 10/21/2021   04:07:23   (  81.25, 162.29) 10/21/2021   04:07:42  (  81.25, 162.42)    2.14                19
 10/21/2021   04:58:02   ( -81.27, -29.50) 10/21/2021   04:57:08  ( -81.26, -29.66)    2.81                54
 10/23/2021   23:41:44   (  81.26,-130.95) 10/23/2021   23:41:51  (  81.26,-130.83)    2.37                 7
 10/24/2021   00:32:24   ( -81.27,  36.90) 10/24/2021   00:31:18  ( -81.26,  36.74)    2.62                66
 10/26/2021   18:25:28   ( -81.24, 127.60) 10/26/2021   18:26:37  ( -81.23, 127.46)    2.57                69
 10/26/2021   19:16:07   (  81.25, -64.60) 10/26/2021   19:16:02  (  81.26, -64.50)    1.90                 5
 10/29/2021   13:59:50   ( -81.25,-165.67) 10/29/2021   14:00:47  ( -81.25,-165.86)    3.25                57
 10/29/2021   14:50:30   (  81.25,   1.72) 10/29/2021   14:50:13  (  81.25,   1.78)    1.14                17
 11/01/2021   09:34:14   ( -81.24, -99.74) 11/01/2021   09:34:58  ( -81.24, -99.61)    2.23                44