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JPL Small-Body Database Browser
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442687 (2012 UH46)
Classification: Main-belt Asteroid          SPK-ID: 2442687
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06165056890110555 1.2333e-07  
a 2.340488909925429 1.8332e-08 au
q 2.196196437121798 2.8561e-07 au
i 6.00208821489797 7.336e-06 deg
node 173.3571129177639 6.336e-05 deg
peri 35.37405311232093 7.8686e-05 deg
M 123.1202445541146 4.9056e-05 deg
tp 2458153.214028850692
(2018-Feb-03.71402885)
0.00017806 TDB
period 1307.851119017044
3.58
1.5366e-05
4.207e-08
d
yr
n .2752606889005601 3.234e-09 deg/d
Q 2.48478138272906 1.9462e-08 au
  Orbit Determination Parameters
   # obs. used (total)      105  
   data-arc span      6587 days (18.03 yr)  
   first obs. used      2001-10-14  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53361  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 16:01:28  

Additional Information
 Earth MOID = 1.19515 au 
 Jupiter MOID = 2.47586 au 
 T_jup = 3.555 
[ 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 17.4   n/a MPO450446  

442687 (2012 UH46)          Discovered 2005-Oct-30 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

Alternate Designations
 2012 UH46 = 2007 HG38 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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