Simultaneous Nadir Overpasses (SNOs) between METOP-B and TERRA
TLE Epoch: 2021 1 29.  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)
 01/29/2021   22:24:49   (  81.04,-118.64) 01/29/2021   22:26:02  (  80.76,-117.47)   37.94                73
 01/29/2021   23:15:06   ( -81.30,  57.90) 01/29/2021   23:15:07  ( -81.30,  57.93)    0.65                 1
 01/30/2021   00:05:45   (  81.31,-134.18) 01/30/2021   00:04:33  (  81.30,-134.31)    2.20                72
 02/01/2021   17:58:47   (  81.29, -43.57) 02/01/2021   17:59:53  (  81.29, -43.40)    2.88                66
 02/01/2021   18:49:26   ( -81.30, 124.61) 02/01/2021   18:49:19  ( -81.31, 124.54)    1.26                 7
 02/04/2021   13:33:08   (  81.29,  23.07) 02/04/2021   13:34:06  (  81.30,  23.13)    1.06                58
 02/04/2021   14:23:48   ( -81.30,-169.09) 02/04/2021   14:23:33  ( -81.29,-169.28)    3.31                15
 02/07/2021   09:07:29   (  81.30,  89.70) 02/07/2021   09:08:19  (  81.30,  89.63)    1.09                50
 02/07/2021   09:58:10   ( -81.30,-102.81) 02/07/2021   09:57:46  ( -81.30,-102.75)    1.09                24
 02/10/2021   04:41:50   (  81.29, 155.91) 02/10/2021   04:42:31  (  81.30, 156.09)    3.10                41