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JPL Small-Body Database Browser
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471318 (2011 JF31)
Classification: TransNeptunian Object          SPK-ID: 2471318
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1298026207814514 0.00017313  
a 41.59024578482242 0.0020152 au
q 36.19172288300776 0.0063585 au
i 27.67160559601881 0.00026758 deg
node 236.8088500137333 7.7111e-05 deg
peri 253.2124290915929 0.014081 deg
M 92.84394584022452 0.029413 deg
tp 2433734.485209673599
(1951-Mar-28.98520967)
6.4316 TDB
period 97968.31922859504
268.22
7.1204
0.01949
d
yr
n .003674657305898978 2.6708e-07 deg/d
Q 46.98876868663708 0.0022768 au
  Orbit Determination Parameters
   # obs. used (total)      111  
   data-arc span      1558 days (4.27 yr)  
   first obs. used      2011-04-13  
   last obs. used      2015-07-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .44832  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 07:23:19  

Additional Information
 Earth MOID = 35.3118 au 
 Jupiter MOID = 31.5432 au 
 T_jup = 5.090 
[ 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 5.2   n/a MPO383369  

471318 (2011 JF31)          Discovered 2011-May-03 by La Silla at La Silla
Reference: Last Updated: 2016-08-22
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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