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17623 (1995 WO42)
Classification: Main-belt Asteroid          SPK-ID: 2017623
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1328346435288276 7.3427e-08  
a 3.1026967195521 3.9514e-08 au
q 2.690551106832333 2.257e-07 au
i 18.46571731223445 8.1981e-06 deg
node 44.85036042741884 1.9274e-05 deg
peri 340.4560732295677 3.3612e-05 deg
M 258.4485997910255 3.1844e-05 deg
tp 2457963.606877711213
(2017-Jul-29.10687771)
0.00018358 JED
period 1996.215468805733
5.47
3.8134e-05
1.044e-07
d
yr
n .1803412535498362 3.445e-09 deg/d
Q 3.514842332271866 4.4762e-08 au
  Orbit Determination Parameters
   # obs. used (total)      865  
   data-arc span      7188 days (19.68 yr)  
   first obs. used      1995-11-30  
   last obs. used      2015-08-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50312  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 14:48:26  

Additional Information
 Earth MOID = 1.70121 au 
 Jupiter MOID = 1.93311 au 
 T_jup = 3.129 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.0 mag n/a MPO337407  

17623 (1995 WO42)          Discovered 1995-Nov-30 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1995 WO42 = 1998 HC41 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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