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JPL Small-Body Database Browser
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471137 (2010 ET65)
Classification: TransNeptunian Object          SPK-ID: 2471137
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 .3659194127718262 2.4703e-05  
a 62.50964590359324 0.0027824 au
q 39.63615298197561 0.00022954 au
i 30.58362865565518 0.00010361 deg
node 189.5800357751513 2.2965e-05 deg
peri 354.6449128616212 0.0027397 deg
M 3.848385642505993 0.0012273 deg
tp 2456670.776569722541
(2014-Jan-13.27656972)
0.59386 TDB
period 180517.3647949455
494.23
12.053
0.033
d
yr
n .001994267977537417 1.3315e-07 deg/d
Q 85.38313882521086 0.0038005 au
  Orbit Determination Parameters
   # obs. used (total)      239  
   data-arc span      4854 days (13.29 yr)  
   first obs. used      2002-02-07  
   last obs. used      2015-05-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .41112  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 07:25:11  

Additional Information
 Earth MOID = 38.6399 au 
 Jupiter MOID = 34.192 au 
 T_jup = 5.637 
[ 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 5.1   n/a MPO383320  
rotation period rot_per 7.88 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Benecchi, S.D.; Sheppard, S.S. (2013) Astron. J. 145, A124.]

471137 (2010 ET65)          Discovered 2010-Mar-13 by Rabinowitz, D. L., Tourtellotte, S. at La Silla
Reference: Last Updated: 2016-08-22
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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