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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1689923378162694 4.7296e-08  
a 3.141466700276402 1.8568e-08 au
q 2.610582898424731 1.515e-07 au
i 15.15094537845897 5.3533e-06 deg
node 175.6006786316758 1.4282e-05 deg
peri 346.2480236214627 1.8122e-05 deg
M 339.4555868803943 1.2682e-05 deg
tp 2459116.561547373267
(2020-Sep-24.06154737)
7.2152e-05 TDB
period 2033.747900761557
5.57
1.8031e-05
4.937e-08
d
yr
n .1770130899042081 1.5693e-09 deg/d
Q 3.672350502128073 2.1705e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2034  
   data-arc span      24927 days (68.25 yr)  
   first obs. used      1951-09-08  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46148  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 00:06:35  

Additional Information
 Earth MOID = 1.62051 au 
 Jupiter MOID = 1.31686 au 
 T_jup = 3.135 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456482.5 (2013-Jul-09.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1709422142591649 4.7079e-08  
q 2.601645105062165 1.5101e-07 au
tp 2457085.813638765616
(2015-Mar-04.31363877)
6.4508e-05 TDB
node 175.709429533392 1.43e-05 deg
peri 346.7049521339484 1.809e-05 deg
i 15.14640106465178 5.3527e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2034  
   data-arc span      24927 days (68.25 yr)  
   first obs. used      1951-09-08  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46148  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 00:06:35  

Additional Information
 Jupiter MOID = 1.31686 au 
 T_jup = 3.135 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.216391296998251E-15 -7.074193162410615E-15 2.89803166224468E-13 -2.901497737648044E-15 7.787838177478041E-14 -1.895584119736755E-16
q -7.074193162410615E-15 2.280486711287884E-14 -6.501676647668358E-13 9.418766984570091E-15 -2.189486300578543E-13 1.171191999743615E-15
tp 2.89803166224468E-13 -6.501676647668358E-13 4.161275644796207E-9 -5.643726448353377E-12 7.236233405165139E-10 2.855315362478573E-13
node -2.901497737648044E-15 9.418766984570091E-15 -5.643726448353377E-12 2.044927417468347E-10 -1.979660929854319E-10 4.00296474982479E-13
peri 7.787838177478041E-14 -2.189486300578543E-13 7.236233405165139E-10 -1.979660929854319E-10 3.27232156739573E-10 -4.738524140937207E-13
i -1.895584119736755E-16 1.171191999743615E-15 2.855315362478573E-13 4.00296474982479E-13 -4.738524140937207E-13 2.865184819383892E-11

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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