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3605 Davy (1932 WB)
Classification: Main-belt Asteroid          SPK-ID: 2003605
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08055660317386952 3.8806e-08  
a 2.250989971311899 7.2109e-09 au
q 2.069657865444567 8.6223e-08 au
i 3.919009736577111 3.8508e-06 deg
node 282.5658496289873 5.5541e-05 deg
peri 200.0396200805019 6.1133e-05 deg
M 274.1967699889212 2.7925e-05 deg
tp 2459294.508511394969
(2021-Mar-21.00851140)
9.636e-05 TDB
period 1233.555707501018
3.38
5.9274e-06
1.623e-08
d
yr
n .2918392722849146 1.4023e-09 deg/d
Q 2.432322077179232 7.7918e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2349  
   data-arc span      31815 days (87.10 yr)  
   first obs. used      1932-11-28  
   last obs. used      2020-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42789  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 16:51:10  

Additional Information
 Earth MOID = 1.08593 au 
 Jupiter MOID = 2.61407 au 
 T_jup = 3.620 
[ show covariance matrix ]

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 12.8   n/a MPO384784  
diameter diameter 5.976 km 0.149 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 2.72 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Behrend, R. (2006) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2011) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Ruthroff, J.C. (2011) Minor Planet Bull. 38, 86-88.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.411   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

3605 Davy (1932 WB)          Discovered 1932-Nov-28 by Delporte, E. at Uccle
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1932 WB = 1971 GD = 1984 BY 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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