Simultaneous Nadir Overpasses (SNOs) between METOP-A and TERRA
TLE Epoch: 2021 6 11.  Predictions up to the next  14.0 days:

     Date     Time(METOP-A) METOP-A Lat/Lon Date Time(TERRA) TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 06/13/2021   04:21:36   (  81.31, 160.74) 06/13/2021   04:22:20  (  81.31, 160.60)    2.25                44
 06/13/2021   05:12:16   ( -81.30, -31.65) 06/13/2021   05:11:47  ( -81.31, -31.83)    3.18                29
 06/15/2021   23:55:57   (  81.31,-133.03) 06/15/2021   23:56:32  (  81.31,-133.00)    0.83                35
 06/16/2021   00:46:37   ( -81.30,  34.61) 06/16/2021   00:45:59  ( -81.30,  34.60)    0.37                38
 06/18/2021   19:30:19   (  81.32, -66.81) 06/18/2021   19:30:45  (  81.30, -66.64)    3.24                26
 06/18/2021   20:20:59   ( -81.31, 100.84) 06/18/2021   20:20:12  ( -81.30, 100.98)    2.40                47
 06/21/2021   15:04:40   (  81.31,  -0.22) 06/21/2021   15:04:58  (  81.30,  -0.31)    2.12                18
 06/21/2021   15:55:20   ( -81.30, 167.44) 06/21/2021   15:54:25  ( -81.30, 167.34)    1.85                55
 06/24/2021   10:39:00   (  81.30,  66.36) 06/24/2021   10:39:09  (  81.31,  66.35)    1.10                 9