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JPL Small-Body Database Browser
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505476 (2013 UL15)
Classification: TransNeptunian Object          SPK-ID: 2505476
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 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09907220325759603 0.00030697  
a 45.7361220495551 0.0058651 au
q 41.20494366964736 0.011142 au
i 2.025325856388365 0.00030486 deg
node 81.88390970238973 0.020713 deg
peri 233.9714733383593 0.10359 deg
M 55.03318590270345 0.06767 deg
tp 2441329.813995074754
(1972-Jan-13.31399507)
21.497 TDB
period 112976.3225549997
309.31
21.732
0.0595
d
yr
n .003186508392718686 6.1295e-07 deg/d
Q 50.26730042946285 0.0064462 au
  Orbit Determination Parameters
   # obs. used (total)      60  
   data-arc span      1868 days (5.11 yr)  
   first obs. used      2013-08-02  
   last obs. used      2018-09-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .15868  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-15 07:04:11  

Additional Information
 Earth MOID = 40.191 au 
 Jupiter MOID = 36.1331 au 
 T_jup = 6.010 
[ 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 6.6   n/a MPO420010  
rotation period rot_per 11.78 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:
[Andersen, M.; Benecchi, S.D.; Chen, Y.-T.; Eduardo, M.R.; et al (2018) arXiv:1812.04304.]

505476 (2013 UL15)          Discovered 2013-Aug-02 by Outer Solar System Origins Survey at Mauna Kea
Reference: Last Updated: 2017-11-07
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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