Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2022 12 22.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-21) NOAA-21 Lat/Lon Date Time(TERRA) TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 12/23/2022   17:13:18   (  70.26, -82.08) 12/23/2022   17:13:37  (  70.28, -82.03)    2.82                19
 12/23/2022   18:04:00   ( -70.17,  85.38) 12/23/2022   18:03:03  ( -70.16,  85.45)    2.97                57
 12/26/2022   06:07:13   (  70.28,  84.40) 12/26/2022   06:07:43  (  70.27,  84.41)    0.57                30
 12/26/2022   06:57:54   ( -70.13,-108.06) 12/26/2022   06:57:09  ( -70.16,-108.10)    3.15                45
 12/28/2022   19:01:09   (  70.30,-109.12) 12/28/2022   19:01:49  (  70.30,-109.10)    1.11                40
 12/28/2022   19:51:51   ( -70.21,  58.34) 12/28/2022   19:51:15  ( -70.19,  58.39)    3.26                36
 12/31/2022   07:55:05   (  70.33,  57.34) 12/31/2022   07:55:55  (  70.31,  57.37)    3.03                50
 12/31/2022   08:45:46   ( -70.19,-135.11) 12/31/2022   08:45:21  ( -70.19,-135.15)    1.52                25
 01/02/2023   20:49:00   (  70.32,-136.13) 01/02/2023   20:50:00  (  70.35,-136.12)    3.58                60
 01/02/2023   21:39:42   ( -70.22,  31.35) 01/02/2023   21:39:26  ( -70.23,  31.37)    1.76                16