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115643 (2003 UJ131)
Classification: Main-belt Asteroid          SPK-ID: 2115643
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05865050445571946 5.1922e-08  
a 2.754476588870169 2.2338e-08 au
q 2.592925147421464 1.4465e-07 au
i 7.093942566217933 4.9154e-06 deg
node 275.7636411537096 4.7713e-05 deg
peri 267.11111548 6.5381e-05 deg
M 132.9736580780038 4.2736e-05 deg
tp 2458583.734360737002
(2019-Apr-10.23436074)
0.00019973 TDB
period 1669.771542303745
4.57
2.0312e-05
5.561e-08
d
yr
n .2155983563495857 2.6227e-09 deg/d
Q 2.916028030318874 2.3649e-08 au
  Orbit Determination Parameters
   # obs. used (total)      532  
   data-arc span      8884 days (24.32 yr)  
   first obs. used      1996-03-27  
   last obs. used      2020-07-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60978  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:44:30  

Additional Information
 Earth MOID = 1.60661 au 
 Jupiter MOID = 2.11349 au 
 T_jup = 3.331 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.23   n/a MPCxxxxx  
rotation period rot_per 20.0199 h n/a LCDB (Rev. 2020-October); 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]

115643 (2003 UJ131)          Discovered 2003-Oct-19 by NEAT at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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