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JPL Small-Body Database Browser
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16029 (1999 DQ6)
Classification: Main-belt Asteroid          SPK-ID: 2016029
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1689923519858021 4.5858e-08  
a 3.141466707825717 1.7981e-08 au
q 2.610582860185155 1.4797e-07 au
i 15.15094250259402 5.1095e-06 deg
node 175.6006873913255 1.4254e-05 deg
peri 346.247997168606 1.7997e-05 deg
M 339.4556053343204 1.2233e-05 deg
tp 2459116.561443539872
(2020-Sep-24.06144354)		 6.9563e-05 TDB
period 2033.747908092561
5.57		 1.7461e-05
4.781e-08		 d
yr
n .1770130892661331 1.5198e-09 deg/d
Q 3.672350555466279 2.102e-08 au
   Orbit Determination Parameters
   # obs. used (total)      2126  
   data-arc span      24986 days (68.41 yr)  
   first obs. used      1951-09-08  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45379  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 21:33:20  

Additional Information
 Earth MOID = 1.62051 au 
 Jupiter MOID = 1.31686 au 
 T_jup = 3.135 
[ 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 12.2   n/a MPO502292  
diameter diameter 20.707 km 0.094 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 5.95 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Hess, K.; Bruner, M.; Ditteon, R. (2017) Minor Planet Bull. 44, 3-5.]
[Durech, J.; Hanus, J. (2018) Astron. Astrophys. 620, A91.]
geometric albedo albedo 0.068   0.002 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

16029 (1999 DQ6)          Discovered 1999-Feb-20 by LINEAR at Socorro
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 DQ6 = 1971 HW 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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