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115504 (2003 UH29)
Classification: Main-belt Asteroid          SPK-ID: 2115504
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 .07671468275452945 6.238e-08  
a 2.799618522270086 1.8066e-08 au
q 2.584846675500432 1.7825e-07 au
i .5704618043645776 5.6841e-06 deg
node 76.22879857053496 0.00054718 deg
peri 322.888483261441 0.00054779 deg
M 240.2037204092652 2.8183e-05 deg
tp 2459769.860775132287
(2022-Jul-09.36077513)
0.00013655 TDB
period 1710.987016857875
4.68
1.6561e-05
4.534e-08
d
yr
n .2104048695010663 2.0366e-09 deg/d
Q 3.014390369039741 1.9452e-08 au
  Orbit Determination Parameters
   # obs. used (total)      467  
   data-arc span      7935 days (21.72 yr)  
   first obs. used      1998-09-25  
   last obs. used      2020-06-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56514  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:43:52  

Additional Information
 Earth MOID = 1.59131 au 
 Jupiter MOID = 2.29925 au 
 T_jup = 3.321 
[ 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 15.96   n/a E2021B55  
diameter diameter 4.442 km 0.285 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 10.11 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:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]
geometric albedo albedo 0.036   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

115504 (2003 UH29)          Discovered 2003-Oct-23 by Uppsala-DLR Asteroid Survey at Kvistaberg
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2003 UH29 = 1998 SB45 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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