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JPL Small-Body Database Browser
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4350 Shibecha (1989 UG1)
Classification: Main-belt Asteroid          SPK-ID: 2004350
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .193087300395085 4.8223e-08  
a 2.626556143749467 1.1728e-08 au
q 2.119401508616757 1.3045e-07 au
i 13.69541226346767 4.5968e-06 deg
node 32.37744601737013 1.7213e-05 deg
peri 109.6694593413638 2.0879e-05 deg
M 252.0842785118634 1.1265e-05 deg
tp 2459066.580225522667
(2020-Aug-05.08022552)
4.9412e-05 TDB
period 1554.814061143127
4.26
1.0414e-05
2.851e-08
d
yr
n .2315389402481488 1.5508e-09 deg/d
Q 3.133710778882176 1.3993e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2211  
   data-arc span      17226 days (47.16 yr)  
   first obs. used      1972-10-05  
   last obs. used      2019-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4103  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-13 21:42:58  

Additional Information
 Earth MOID = 1.17476 au 
 Jupiter MOID = 1.99753 au 
 T_jup = 3.336 
[ 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 12.2   n/a MPO452226  
diameter diameter 11.489 km 0.207 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 2.890 h n/a LCDB (Rev. 2019-January); 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:
[Ferrero, A. (2012) Minor Planet Bull. 39, 138-139.]
[Strabla, L.; Quadri, U.; Girelli, R. (2012) Minor Planet Bull. 39, 177-179.]
geometric albedo albedo 0.176   0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

4350 Shibecha (1989 UG1)          Discovered 1989-Oct-26 by Ueda and Kaneda at Kushiro
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1989 UG1 = 1951 YC1 = 1972 TS4 = 1972 VO = 1978 EX6 = 1980 TR1 = 1987 KJ 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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