Simultaneous Nadir Overpasses (SNOs) between METOP-B and TERRA
TLE Epoch: 2021 1 8.  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)
 01/10/2021   06:14:28   ( -81.29, -47.14) 01/10/2021   06:15:33  ( -81.29, -47.19)    0.81                65
 01/10/2021   07:05:08   (  81.30, 120.59) 01/10/2021   07:04:59  (  81.30, 120.57)    0.39                 9
 01/13/2021   01:48:51   ( -81.29,  19.30) 01/13/2021   01:49:46  ( -81.29,  19.29)    0.13                55
 01/13/2021   02:39:31   (  81.30,-173.01) 01/13/2021   02:39:12  (  81.30,-172.97)    0.67                19
 01/15/2021   21:23:15   ( -81.29,  85.73) 01/15/2021   21:24:00  ( -81.29,  85.74)    0.19                45
 01/15/2021   22:13:55   (  81.30,-106.63) 01/15/2021   22:13:26  (  81.30,-106.55)    1.38                29
 01/18/2021   16:57:39   ( -81.29, 152.15) 01/18/2021   16:58:14  ( -81.29, 152.16)    0.20                35
 01/18/2021   17:48:19   (  81.30, -40.27) 01/18/2021   17:47:40  (  81.30, -40.16)    1.79                39
 01/21/2021   12:32:02   ( -81.29,-141.45) 01/21/2021   12:32:27  ( -81.29,-141.46)    0.56                25