Simultaneous Nadir Overpasses (SNOs) between METOP-B and TERRA
TLE Epoch: 2021 1 27.  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)
 01/27/2021   04:31:23   (  81.31, 159.52) 01/27/2021   04:30:19  (  81.31, 159.45)    1.34                64
 01/29/2021   22:24:49   (  81.04,-118.65) 01/29/2021   22:26:02  (  80.75,-117.49)   37.99                73
 01/29/2021   23:15:06   ( -81.30,  57.90) 01/29/2021   23:15:07  ( -81.30,  57.94)    0.64                 1
 01/30/2021   00:05:45   (  81.31,-134.19) 01/30/2021   00:04:33  (  81.30,-134.32)    2.29                72
 02/01/2021   17:58:47   (  81.29, -43.59) 02/01/2021   17:59:53  (  81.29, -43.43)    2.72                66
 02/01/2021   18:49:26   ( -81.30, 124.61) 02/01/2021   18:49:19  ( -81.31, 124.53)    1.36                 7
 02/04/2021   13:33:08   (  81.29,  23.06) 02/04/2021   13:34:06  (  81.29,  23.10)    0.76                58
 02/04/2021   14:23:48   ( -81.30,-169.09) 02/04/2021   14:23:32  ( -81.31,-168.91)    3.19                16
 02/07/2021   09:07:29   (  81.30,  89.68) 02/07/2021   09:08:19  (  81.30,  89.59)    1.57                50