+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   120193 (2004 DM6) Classification: Main-belt Asteroid          SPK-ID: 2120193 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 20 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .09963507867038653 3.4996e-08   a 2.314126646942685 1.0563e-08 au q 2.083558456421313 7.9526e-08 au i 3.988683014523903 4.9209e-06 deg node 351.1047353058245 5.4096e-05 deg peri 235.8226710774457 5.9472e-05 deg M 220.7116913196678 2.4746e-05 deg tp 2459697.997927524387 (2022-Apr-28.49792752) 8.8985e-05 TDB period 1285.816847125438 3.52 8.8041e-06 2.41e-08 d yr n .2799776661853617 1.917e-09 deg/d Q 2.544694837464057 1.1616e-08 au   Orbit Determination Parameters    # obs. used (total)      612      data-arc span      10753 days (29.44 yr)      first obs. used      1991-09-08      last obs. used      2021-02-15      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .54208      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 17:05:20   Additional Information  Earth MOID = 1.07605 au   Jupiter MOID = 2.44181 au   T_jup = 3.572  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 16.2   n/a MPO396029   120193 (2004 DM6)          Discovered 2004-Feb-16 by Spacewatch at Kitt Peak Reference: 20051116/Numbers.arc Last Updated: 2005-11-21 [ hide close-approach data ] Close-Approach Data   ...sorted by Date/Time (TDB) Date/Time (TDB) Time Uncertainty (days_HH:MM) Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified 1946-Jan-25 16:03 00:03 Amphi 0.0149960719173166 0.014991612574323 0.0150005416098173 2.9316553311359 2.93165520037357 2431846.169043741 3.4425186865118 675.317998890314 51.0624727548227 71.2522075476918 41575.4344675483 T 20 CATAB v2.0f-lin.ifort 2021-Apr-13 17:05:22 2021-Apr-13 17:05 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-22 01:04 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin