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3904 Honda (1988 DQ)
Classification: Main-belt Asteroid          SPK-ID: 2003904
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09827912870440114 3.8624e-08  
a 2.556387185657891 1.0021e-08 au
q 2.305147680420337 9.921e-08 au
i 14.98525047121885 4.2584e-06 deg
node 312.2713364376852 1.3091e-05 deg
peri 126.1895557108832 2.2207e-05 deg
M 293.050158482349 1.8316e-05 deg
tp 2458878.142168175223
(2020-Jan-29.64216818)		 7.6315e-05 TDB
period 1492.926320321886
4.09		 8.7787e-06
2.403e-08		 d
yr
n .2411371513112458 1.4179e-09 deg/d
Q 2.807626690895444 1.1006e-08 au
   Orbit Determination Parameters
   # obs. used (total)      2219  
   data-arc span      26579 days (72.77 yr)  
   first obs. used      1947-02-19  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41656  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-03 20:55:10  

Additional Information
 Earth MOID = 1.35148 au 
 Jupiter MOID = 2.38329 au 
 T_jup = 3.383 
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[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 11.5   n/a MPO458869  
diameter diameter 14.797 km 0.155 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 24. h n/a LCDB (Rev. 2019-January); Warner et al., 2009 lower-limit; Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Behrend, R. (2004) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.234   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

3904 Honda (1988 DQ)          Discovered 1988-Feb-22 by McNaught, R. H. at Siding Spring
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1988 DQ = 1939 CC1 = 1947 CG = 1951 CN1 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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