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21119 (1992 UJ)
Classification: Main-belt Asteroid          SPK-ID: 2021119
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1879967225836798 5.1937e-08  
a 2.54234560808777 1.7772e-08 au
q 2.064392966092256 1.3583e-07 au
i 2.367418745985838 7.4731e-06 deg
node 307.6678585161465 0.00014282 deg
peri 95.70454297145697 0.00014535 deg
M 250.2208266964626 2.7901e-05 deg
tp 2457852.010406885543
(2017-Apr-08.51040689)
0.00011745 JED
period 1480.642835862544
4.05
1.5525e-05
4.251e-08
d
yr
n .2431376367618616 2.5494e-09 deg/d
Q 3.020298250083283 2.1113e-08 au
  Orbit Determination Parameters
   # obs. used (total)      853  
   data-arc span      9727 days (26.63 yr)  
   first obs. used      1988-11-04  
   last obs. used      2015-06-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56202  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 12:28:29  

Additional Information
 Earth MOID = 1.07359 au 
 Jupiter MOID = 2.39232 au 
 T_jup = 3.419 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.9 mag n/a MPO272740  
rotation period rot_per 12.8865 h n/a LCDB (Rev. 2015-December); 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.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

21119 (1992 UJ)          Discovered 1992-Oct-19 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20010208/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1992 UJ = 1988 VY13 = 1996 TG10 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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