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249549 (2010 JU33)
Classification: Main-belt Asteroid          SPK-ID: 2249549
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1036777428982719 5.5545e-08  
a 2.633731363261024 2.2796e-08 au
q 2.360672040117732 1.4788e-07 au
i 3.22335916092258 5.9999e-06 deg
node 206.4173910749922 9.447e-05 deg
peri 348.9335730691118 9.8033e-05 deg
M 147.202744854241 2.9017e-05 deg
tp 2458362.135029537111
(2018-Aug-31.63502954)
0.00012317 TDB
period 1561.189566092653
4.27
2.0269e-05
5.549e-08
d
yr
n .2305933935370887 2.9938e-09 deg/d
Q 2.906790686404315 2.5159e-08 au
  Orbit Determination Parameters
   # obs. used (total)      287  
   data-arc span      7601 days (20.81 yr)  
   first obs. used      1997-04-30  
   last obs. used      2018-02-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4922  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 09:56:43  

Additional Information
 Earth MOID = 1.35935 au 
 Jupiter MOID = 2.05207 au 
 T_jup = 3.389 
[ 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 16.7   n/a MPO437159  
diameter diameter 2.651 km 0.335 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 17.02 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:
[Chang, C.-H.; Lin, H.-W.; Ip, W.-H.; Chen, W.-P.; et al. (2019) ArXiv:1901.08719.]
geometric albedo albedo 0.040   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249549 (2010 JU33)          Discovered 2010-May-04 by CSS at Catalina
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

[ show close-approach data ]
Alternate Designations
 2010 JU33 = 2003 UO31 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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