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JPL Small-Body Database Browser
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312645 (2010 EP65)
Classification: TransNeptunian Object          SPK-ID: 2312645
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3094152272062294 2.4603e-05  
a 47.87895777860904 0.0020006 au
q 33.06447917914326 0.00020647 au
i 18.86376911135564 6.8143e-05 deg
node 205.0366284218375 4.0612e-05 deg
peri 352.7334752984249 0.0012443 deg
M 4.120678351556084 0.00054225 deg
tp 2457215.398261300972
(2015-Jul-11.89826130)
0.20976 TDB
period 121008.3834238969
331.30
7.5844
0.02076
d
yr
n .002975000490163616 1.8646e-07 deg/d
Q 62.69343637807482 0.0026196 au
  Orbit Determination Parameters
   # obs. used (total)      180  
   data-arc span      13175 days (36.07 yr)  
   first obs. used      1983-04-14  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .45306  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 09:11:21  

Additional Information
 Earth MOID = 32.064 au 
 Jupiter MOID = 27.6182 au 
 T_jup = 5.568 
[ 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 5.3   n/a MPO440462  
rotation period rot_per 14.97 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:
[Benecchi, S.D.; Sheppard, S.S. (2013) Astron. J. 145, A124.]

312645 (2010 EP65)          Discovered 2010-Mar-09 by Rabinowitz, D., Tourtellotte, S. at La Silla
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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