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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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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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1689923500770195 4.5265e-08  
a 3.141466704801709 1.7656e-08 au
q 2.610582863668558 1.465e-07 au
i 15.15094215381339 4.9962e-06 deg
node 175.6006871583798 1.4197e-05 deg
peri 346.2479962046103 1.7895e-05 deg
M 339.4556074940257 1.1969e-05 deg
tp 2459116.561431171466
(2020-Sep-24.06143117)
6.8039e-05 TDB
period 2033.747905156001
5.57
1.7145e-05
4.694e-08
d
yr
n .177013089521725 1.4923e-09 deg/d
Q 3.67235054593486 2.064e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2232  
   data-arc span      25272 days (69.19 yr)  
   first obs. used      1951-09-08  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44603  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 20:28:39  

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. 2020-October); 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.]
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1940-Aug-23 00:54 00:02 Jupiter 1.74103261982596 1.7410303574022 1.74103488225151 3.57580362249228 3.4370568646989 2429864.537664817 2.24457222856594 157.981006504368 71.9141510464712 50.326135234815 3192119.65497534 T 32 CATAB v2.0f-lin.ifort 2020-Dec-17 20:28:45 2020-Dec-17 20:28
1951-Mar-30 07:18 00:01 Jupiter 1.33069635505211 1.33069585237157 1.33069685773501 3.67800326977959 3.50066515420538 2433735.803913929 1.41967312884033 260.686579121882 23.5397472242659 -87.8791403608077 2719402.93693176 T 32 CATAB v2.0f-lin.ifort 2020-Dec-17 20:28:45 2020-Dec-17 20:28
1961-Oct-02 01:06 00:02 Jupiter 1.8561652113835 1.85616370736626 1.85616671540253 2.79678253983001 2.62856121009322 2437574.545753525 1.65851530749927 182.040061254848 66.2969916766611 69.6824498559946 2475538.34099887 T 32 CATAB v2.0f-lin.ifort 2020-Dec-17 20:28:45 2020-Dec-17 20:28
2035-Aug-04 16:14 < 00:01 Jupiter 1.75647179614779 1.75647105174226 1.75647254055342 3.45998190847683 3.31768229449831 2464544.176550023 0.681882251785767 105.920305449381 37.3821521641842 88.297095624386 3175429.37358455 T 32 CATAB v2.0f-lin.ifort 2020-Dec-17 20:28:45 2020-Dec-17 20:28
2046-Mar-04 00:33 < 00:01 Jupiter 1.33084357225645 1.33084311455002 1.33084402996296 3.69455668706697 3.5180731100404 2468408.523089513 0.802434660605381 162.599096881845 22.6618062666037 -89.3598465935403 2749575.73604051 T 32 CATAB v2.0f-lin.ifort 2020-Dec-17 20:28:45 2020-Dec-17 20:28
2056-Sep-09 15:35 00:02 Jupiter 1.86140364559735 1.86140215921544 1.86140513197979 2.96678913493417 2.80922545735897 2472251.149326414 1.57528375033963 146.661872998203 74.5816902202072 72.7833245954078 2753757.06337599 T 32 CATAB v2.0f-lin.ifort 2020-Dec-17 20:28:45 2020-Dec-17 20:28
2130-Jul-06 05:59 00:04 Jupiter 1.74726577284296 1.74726236595084 1.74726917973647 3.345928722807 3.19776460367845 2499212.749356251 3.64733542202906 190.972875709521 109.429309546478 23.5541136817092 2794397.76035744 T 32 CATAB v2.0f-lin.ifort 2020-Dec-17 20:28:45 2020-Dec-17 20:28
2141-Feb-03 01:38 00:03 Jupiter 1.32075470756456 1.32075413834013 1.32075527682398 3.70242398527006 3.52495521421055 2503077.567971498 2.99047668412427 580.406111814347 22.572892741322 -88.2716957384985 2759093.86329457 T 32 CATAB v2.0f-lin.ifort 2020-Dec-17 20:28:45 2020-Dec-17 20:28
2151-Aug-19 12:52 00:05 Jupiter 1.85236061297341 1.85235629989984 1.8523649260514 3.12270890931573 2.97267183958053 2506927.036070971 4.65211320549223 271.668907651092 108.170172778375 32.6464367491265 2599489.7478502 T 32 CATAB v2.0f-lin.ifort 2020-Dec-17 20:28:45 2020-Dec-17 20:28

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