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31543 (1999 DM5)
Classification: Main-belt Asteroid          SPK-ID: 2031543
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1235631358400453 1.0717e-07  
a 2.649342119476424 4.6685e-08 AU
q 2.321981099280805 3.0349e-07 AU
i 14.37426318072007 9.999e-06 deg
node 213.0202014553863 3.3317e-05 deg
peri 326.9648568954873 5.4543e-05 deg
M 168.0710069131611 3.5262e-05 deg
tp 2456065.147126163435
(2012-May-17.64712616)
0.00016013 JED
period 1575.090430189084
4.31
4.1633e-05
1.14e-07
d
yr
n .2285583056693343 6.0412e-09 deg/d
Q 2.976703139672043 5.2453e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      488  
   data-arc span      5318 days (14.56 yr)  
   first obs. used      1997-10-29  
   last obs. used      2012-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56949  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Aug-05 22:56:53  

Additional Information
 Earth MOID = 1.33501 AU 
 T_jup = 3.336 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.4 mag n/a MPO231629  

31543 (1999 DM5)          Discovered 1999-Feb-17 by LINEAR at Socorro (704)
Reference: 20011130/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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