Simultaneous Nadir Overpasses (SNOs) between METOP-B and TERRA
TLE Epoch: 2021 5 5.  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)
 05/05/2021   13:20:33   ( -81.26,-154.56) 05/05/2021   13:20:43  ( -81.27,-154.48)    1.70                10
 05/05/2021   14:11:13   (  81.27,  13.20) 05/05/2021   14:10:09  (  81.28,  13.29)    1.66                64
 05/08/2021   08:04:19   (  81.25, 103.92) 05/08/2021   08:05:30  (  81.25, 103.90)    0.74                71
 05/08/2021   08:54:58   ( -81.26, -88.11) 05/08/2021   08:54:56  ( -81.26, -88.18)    1.09                 2
 05/11/2021   03:38:42   (  81.26, 170.70) 05/11/2021   03:39:41  (  81.26, 170.50)    3.26                59
 05/11/2021   04:29:22   ( -81.27, -21.68) 05/11/2021   04:29:07  ( -81.27, -21.54)    2.54                15
 05/13/2021   23:13:07   (  81.26,-122.93) 05/13/2021   23:13:53  (  81.26,-122.92)    0.56                46
 05/14/2021   00:03:47   ( -81.27,  44.74) 05/14/2021   00:03:20  ( -81.26,  44.68)    1.07                27
 05/16/2021   18:47:32   (  81.26, -56.56) 05/16/2021   18:48:05  (  81.27, -56.38)    3.28                33