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442184 (2011 DB23)
Classification: Main-belt Asteroid          SPK-ID: 2442184
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1952428598294542 4.0154e-08  
a 2.248512616643324 1.8742e-08 au
q 1.809506583007272 9.8112e-08 au
i 6.147792094301335 5.4936e-06 deg
node 154.0934328278318 4.3443e-05 deg
peri 121.3935978968707 4.8255e-05 deg
M 306.2114147070014 1.7396e-05 deg
tp 2459580.504752944968
(2022-Jan-01.00475295)
5.9993e-05 TDB
period 1231.51986056809
3.37
1.5397e-05
4.215e-08
d
yr
n .2923217168693771 3.6548e-09 deg/d
Q 2.687518650279376 2.2401e-08 au
  Orbit Determination Parameters
   # obs. used (total)      142  
   data-arc span      5695 days (15.59 yr)  
   first obs. used      2005-08-27  
   last obs. used      2021-03-31  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60077  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 07:58:07  

Additional Information
 Earth MOID = .80227 au 
 Jupiter MOID = 2.45266 au 
 T_jup = 3.596 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.12   n/a MPCxxxxx  

442184 (2011 DB23)          Discovered 2011-Feb-11 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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