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JPL Small-Body Database Browser
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351781 (2006 HW)
Classification: Main-belt Asteroid          SPK-ID: 2351781
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 .07606397516280219 1.1282e-07  
a 2.437319236119936 2.552e-08 au
q 2.251927046279889 2.9104e-07 au
i 6.221617576554886 7.5489e-06 deg
node 167.8195598876495 4.6455e-05 deg
peri 334.4224010585257 7.1276e-05 deg
M 214.3022901727524 4.6248e-05 deg
tp 2459162.993198614965
(2020-Nov-09.49319862)
0.00017618 TDB
period 1389.847182508818
3.81
2.1828e-05
5.976e-08
d
yr
n .2590212827212865 4.0681e-09 deg/d
Q 2.622711425959983 2.7461e-08 au
  Orbit Determination Parameters
   # obs. used (total)      185  
   data-arc span      6409 days (17.55 yr)  
   first obs. used      2002-04-14  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53889  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 10:49:24  

Additional Information
 Earth MOID = 1.26613 au 
 Jupiter MOID = 2.37631 au 
 T_jup = 3.492 
[ 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 17.0   n/a MPO260692  

351781 (2006 HW)          Discovered 2006-Apr-18 by Spacewatch at Kitt Peak
Reference: 20130127/Numbers.arcLast Updated: 2013-01-31

Alternate Designations
 2006 HW = 2010 JR151 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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