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115761 (2003 UN206)
Classification: Main-belt Asteroid          SPK-ID: 2115761
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09975465648295198 5.4257e-08  
a 2.996588079012223 1.9784e-08 au
q 2.69766446456945 1.6708e-07 au
i 13.58273177985324 5.2897e-06 deg
node 61.62447771174244 2.0903e-05 deg
peri 166.6232134184533 3.1066e-05 deg
M 298.0746964840448 2.3345e-05 deg
tp 2459526.415219275842
(2021-Nov-07.91521928)
0.00012378 TDB
period 1894.693643432412
5.19
1.8764e-05
5.137e-08
d
yr
n .1900043319656823 1.8817e-09 deg/d
Q 3.295511693454996 2.1758e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1088  
   data-arc span      7683 days (21.03 yr)  
   first obs. used      2000-03-11  
   last obs. used      2021-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51809  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 08:57:00  

Additional Information
 Earth MOID = 1.68737 au 
 Jupiter MOID = 1.70585 au 
 T_jup = 3.204 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.02   n/a MPCxxxxx  
diameter diameter 5.371 km 0.422 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.567 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.185   0.028 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

115761 (2003 UN206)          Discovered 2003-Oct-22 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2003 UN206 = 2001 LB2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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