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JPL Small-Body Database Browser
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530941 (2011 XJ4)
Classification: TransNeptunian Object          SPK-ID: 2530941
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 .1935455971379738 3.1009e-05  
a 45.71905163785751 0.0021315 au
q 36.87033048802652 0.00034166 au
i 11.19956911000301 9.5948e-05 deg
node 335.3015221569057 0.00018732 deg
peri 191.4300816562406 0.008407 deg
M 11.07280842598193 0.0057142 deg
tp 2455127.541994455240
(2009-Oct-23.04199446)
1.7422 TDB
period 112913.0780464344
309.14
7.8963
0.02162
d
yr
n .003188293209507171 2.2297e-07 deg/d
Q 54.5677727876885 0.002544 au
  Orbit Determination Parameters
   # obs. used (total)      95  
   data-arc span      5431 days (14.87 yr)  
   first obs. used      2003-03-31  
   last obs. used      2018-02-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .92447  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 11:12:54  

Additional Information
 Earth MOID = 35.8789 au 
 Jupiter MOID = 31.4497 au 
 T_jup = 5.819 
[ 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 7.0   n/a E2018Y78  

530941 (2011 XJ4)          Discovered 2011-Dec-06 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2019-05-29
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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