Simultaneous Nadir Overpasses (SNOs) between TERRA and METOP-C
TLE Epoch: 2021 12 7.  Predictions up to the next  14.0 days:

     Date     Time(TERRA) TERRA Lat/Lon Date Time(METOP-C) METOP-C Lat/Lon    Distance(km)  Time Diff(sec)
 12/09/2021   06:28:49   (  81.20, 126.05) 12/09/2021   06:27:36  (  81.21, 126.17)    2.15                73
 12/09/2021   07:18:15   ( -81.22, -66.05) 12/09/2021   07:18:15  ( -81.22, -66.05)    0.06                 0
 12/09/2021   08:07:24   (  81.56, 108.25) 12/09/2021   08:08:37  (  81.33, 108.88)   27.84                73
 12/12/2021   02:02:58   (  81.21,-167.35) 12/12/2021   02:01:58  (  81.20,-167.53)    3.20                60
 12/12/2021   02:52:24   ( -81.23,   0.57) 12/12/2021   02:52:36  ( -81.22,   0.61)    0.80                12
 12/14/2021   21:37:08   (  81.22,-100.80) 12/14/2021   21:36:20  (  81.21,-100.88)    1.54                48
 12/14/2021   22:26:35   ( -81.21,  66.77) 12/14/2021   22:26:59  ( -81.22,  66.86)    1.59                24
 12/17/2021   17:11:18   (  81.22, -34.32) 12/17/2021   17:10:42  (  81.22, -34.26)    1.10                36
 12/17/2021   18:00:45   ( -81.22, 133.28) 12/17/2021   18:01:21  ( -81.22, 133.47)    3.17                36
 12/20/2021   12:45:28   (  81.22,  32.11) 12/20/2021   12:45:05  (  81.21,  31.94)    3.17                23