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173147 (1995 UC38)
Classification: Main-belt Asteroid          SPK-ID: 2173147
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1135120300872936 5.7786e-08  
a 2.392028537794283 1.3279e-08 au
q 2.120504522442513 1.4126e-07 au
i 3.162992344528471 5.5139e-06 deg
node 20.32000644363173 8.7715e-05 deg
peri 169.5420606673097 9.0221e-05 deg
M 73.63942176193082 2.2025e-05 deg
tp 2458724.088676322623
(2019-Aug-28.58867632)
8.2178e-05 TDB
period 1351.288129957836
3.70
1.1252e-05
3.081e-08
d
yr
n .2664124637957362 2.2184e-09 deg/d
Q 2.663552553146052 1.4786e-08 au
  Orbit Determination Parameters
   # obs. used (total)      374  
   data-arc span      8563 days (23.44 yr)  
   first obs. used      1995-10-22  
   last obs. used      2019-04-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56915  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 04:43:08  

Additional Information
 Earth MOID = 1.12076 au 
 Jupiter MOID = 2.29187 au 
 T_jup = 3.521 
[ 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 16.6   n/a MPO234110  
rotation period rot_per 6.847 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Masiero, J.; Jedicke, R.; Durecy, J.; Gwyn, S.; et al. (2009) Icarus 204, 145-171.]

173147 (1995 UC38)          Discovered 1995-Oct-22 by Spacewatch at Kitt Peak
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

Alternate Designations
 1995 UC38 = 2001 HH43 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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