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233229 (2005 YD39)
Classification: Main-belt Asteroid          SPK-ID: 2233229
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2365332618009907 4.7472e-08  
a 2.441042452159335 1.2775e-08 au
q 1.863654718755398 1.1578e-07 au
i 7.916956279929122 4.9259e-06 deg
node 185.043232635584 2.6224e-05 deg
peri 203.1870333031979 2.7355e-05 deg
M 337.7061985451265 8.5648e-06 deg
tp 2459086.766673881277
(2020-Aug-25.26667388)
3.3475e-05 TDB
period 1393.033066169651
3.81
1.0936e-05
2.994e-08
d
yr
n .2584288978795548 2.0287e-09 deg/d
Q 3.018430185563271 1.5797e-08 au
  Orbit Determination Parameters
   # obs. used (total)      423  
   data-arc span      8311 days (22.75 yr)  
   first obs. used      1997-10-29  
   last obs. used      2020-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56821  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 16:18:56  

Additional Information
 Earth MOID = .870747 au 
 Jupiter MOID = 2.43659 au 
 T_jup = 3.450 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.2   n/a MPO437096  
rotation period rot_per 8.671 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

233229 (2005 YD39)          Discovered 2005-Dec-22 by CSS at Catalina
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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