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JPL Small-Body Database Browser
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233760 (2008 TT55)
Classification: Main-belt Asteroid          SPK-ID: 2233760
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .163550154189495 7.093e-08  
a 2.627862800983146 2.8071e-08 au
q 2.198075434693514 1.8258e-07 au
i 1.235562742896365 9.0591e-06 deg
node 216.3885034860255 0.00041698 deg
peri 247.009549514979 0.00041823 deg
M 109.5031659043606 3.3917e-05 deg
tp 2458127.210758538752
(2018-Jan-08.71075854)
0.000143 TDB
period 1555.974437075745
4.26
2.4931e-05
6.826e-08
d
yr
n .2313662688935777 3.7072e-09 deg/d
Q 3.057650167272777 3.2662e-08 au
  Orbit Determination Parameters
   # obs. used (total)      168  
   data-arc span      6708 days (18.37 yr)  
   first obs. used      2000-11-22  
   last obs. used      2019-04-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58177  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:56:53  

Additional Information
 Earth MOID = 1.21547 au 
 Jupiter MOID = 2.08758 au 
 T_jup = 3.382 
[ 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 17.0   n/a MPO287964  
rotation period rot_per 2.79 h n/a LCDB (Rev. 2019-January); 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.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]

233760 (2008 TT55)          Discovered 2008-Oct-02 by Spacewatch at Kitt Peak
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

[ show close-approach data ]
Alternate Designations
 2008 TT55 = 2004 YP10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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