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564 Dudu (A905 JD)
Classification: Main-belt Asteroid          SPK-ID: 2000564
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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 45 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2773101959344947 3.1626e-08  
a 2.745807167443476 8.4509e-09 au
q 1.984366843841386 8.7585e-08 au
i 17.99092258027154 4.3107e-06 deg
node 70.76335775344533 1.037e-05 deg
peri 214.8690367327625 1.2533e-05 deg
M 93.41690577157492 7.8235e-06 deg
tp 2458769.252633726112
(2019-Oct-12.75263373)
3.5152e-05 TDB
period 1661.894606509639
4.55
7.6723e-06
2.101e-08
d
yr
n .2166202348752325 1.0001e-09 deg/d
Q 3.507247491045566 1.0794e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3085  
   data-arc span      42259 days (115.70 yr)  
   first obs. used      1905-05-09  
   last obs. used      2021-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .39152  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 00:47:44  

Additional Information
 Earth MOID = .990251 au 
 Jupiter MOID = 1.72603 au 
 T_jup = 3.223 
[ 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 10.37   n/a E2021B10 IRAS observations used: 29
diameter diameter 52.010 km 1.385 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 8.882 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Barucci, M.A.; Di Martino, M.; Dotto, E.; Fulchignoni, M.; et al. (1994) Icarus 109, 267-273.]
[Behrend, R. (2005) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Hanus, J.; Durech, J.; Oszkiewicz, D.A.; Behrend, R.; et al. (2016) Astron. Astrophys. 586, A108.]
geometric albedo albedo 0.050   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
B-V BV 0.731   0.020 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=8.37 deg.
U-B UB 0.312   0.030 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=8.37 deg.
Tholen spectral type spec_T CDX:   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 2 color indices
SMASSII spectral type spec_B Xc   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

564 Dudu (A905 JD)          Discovered 1905-May-09 by Gotz, P. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ 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
1930-Jul-09 04:49 00:01 Jupiter 1.72972981147033 1.72972928758381 1.72973033536433 3.99510875992631 3.87059740427973 2426166.700600952 1.05979963867514 229.23136195171 12.6372347694656 -84.1681825792415 3322065.04359325 T 45 CATAB v2.0f-lin.ifort 2021-Feb-24 00:47:52 2021-Feb-24 00:47
1989-Oct-11 16:02 < 00:01 Jupiter 1.72391386611968 1.72391350919455 1.72391422304697 3.99526160219806 3.87032833822637 2447811.167886694 0.347776311961965 163.216493325819 10.989253282289 -85.4922470739077 3377142.05598418 T 45 CATAB v2.0f-lin.ifort 2021-Feb-24 00:47:52 2021-Feb-24 00:47
2049-Jan-15 03:53 < 00:01 Jupiter 1.72193898989708 1.72193863712203 1.72193934267457 3.99423403802518 3.86912195549521 2469456.662059956 0.436390183083545 170.278271509945 10.5362009708388 -85.6128212493903 3385156.17435622 T 45 CATAB v2.0f-lin.ifort 2021-Feb-24 00:47:52 2021-Feb-24 00:47
2108-Apr-21 21:31 00:01 Jupiter 1.7230116900308 1.72301131773478 1.72301206233161 3.99308376290544 3.86801364800546 2491102.396233990 1.15645549245523 214.763505774059 10.4498233107553 -85.9599122141494 3394226.55104821 T 45 CATAB v2.0f-lin.ifort 2021-Feb-24 00:47:52 2021-Feb-24 00:47
2167-Jul-27 02:00 00:02 Jupiter 1.72677638507289 1.72677602720487 1.72677674294631 3.99289160512195 3.8680923655059 2512747.583287251 1.9331235381653 266.486036080183 11.5079540857385 -87.0402029835598 3382867.01296278 T 45 CATAB v2.0f-lin.ifort 2021-Feb-24 00:47:52 2021-Feb-24 00:47
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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