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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1879461722986025 5.1714e-08  
a 2.542718239545267 1.7775e-08 au
q 2.064824079188893 1.3534e-07 au
i 2.367159811298023 7.4089e-06 deg
node 307.668840832415 0.00014178 deg
peri 95.65814397879403 0.00014429 deg
M 298.8853309881276 2.8056e-05 deg
tp 2457851.913588940336
(2017-Apr-08.41358894)
0.00011694 JED
period 1480.968374400236
4.05
1.553e-05
4.252e-08
d
yr
n .2430841915485151 2.549e-09 deg/d
Q 3.020612399901641 2.1116e-08 au
  Orbit Determination Parameters
   # obs. used (total)      859  
   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      .56161  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Feb-25 19:31:40  

Additional Information
 Earth MOID = 1.07377 au 
 Jupiter MOID = 2.39064 au 
 T_jup = 3.418 
[ 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. 2016-February); 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. (2016) 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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