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JPL Small-Body Database Browser
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312439 (2008 HO32)
Classification: Main-belt Asteroid          SPK-ID: 2312439
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09220836212512409 9.2881e-08  
a 3.166028610229567 5.8461e-08 au
q 2.874094297639016 2.7709e-07 au
i 9.407163741670759 9.0685e-06 deg
node 190.5683175963757 4.5807e-05 deg
peri 187.9944006873942 6.5496e-05 deg
M 189.353210087152 5.1103e-05 deg
tp 2459575.863056199142
(2021-Dec-27.36305620)
0.00031088 TDB
period 2057.646091151313
5.63
5.6992e-05
1.56e-07
d
yr
n .1749572006323835 4.8459e-09 deg/d
Q 3.457962922820119 6.3852e-08 au
  Orbit Determination Parameters
   # obs. used (total)      118  
   data-arc span      5340 days (14.62 yr)  
   first obs. used      2004-09-09  
   last obs. used      2019-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5907  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:47:37  

Additional Information
 Earth MOID = 1.87527 au 
 Jupiter MOID = 1.99952 au 
 T_jup = 3.176 
[ 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 16.3   n/a MPO437379  
diameter diameter 3.221 km 0.950 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.047   0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

312439 (2008 HO32)          Discovered 2008-Apr-29 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

Alternate Designations
 2008 HO32 = 2004 SF37 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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