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JPL Small-Body Database Browser
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202421 (2005 UQ513)
Classification: TransNeptunian Object          SPK-ID: 2202421
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1472784940599396 9.047e-05  
a 43.21861750371144 0.0055778 au
q 36.85344460241227 0.0086056 au
i 25.70426916320159 0.00011134 deg
node 307.5920079185807 0.00059159 deg
peri 222.9744399582419 0.023965 deg
M 226.8192525624058 0.025471 deg
tp 2496992.760132633361
(2124-Jun-07.26013263)
5.6212 TDB
period 103777.8651469451
284.13
20.091
0.05501
d
yr
n .003468947829002409 6.7156e-07 deg/d
Q 49.58379040501061 0.0063993 au
  Orbit Determination Parameters
   # obs. used (total)      214  
   data-arc span      10281 days (28.15 yr)  
   first obs. used      1990-09-15  
   last obs. used      2018-11-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .31902  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 09:26:31  

Additional Information
 Earth MOID = 35.9058 au 
 Jupiter MOID = 31.7119 au 
 T_jup = 5.257 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 3.5   n/a MPO418078  
rotation period rot_per 7.03 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:
[Thirouin, A.; Ortiz, J.L.; Campo Bagatin, A.; Pravec, P.; et al. (2012) Mon. Not. Royal Ast. Soc. 424, 3156-3177.]

202421 (2005 UQ513)          Discovered 2005-Oct-21 by Palomar at Palomar
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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