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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1328232412341274 7.2648e-08  
a 3.10328454425075 3.9292e-08 au
q 2.691096232611593 2.2378e-07 au
i 18.46489259306048 8.1405e-06 deg
node 44.84559876701467 1.9156e-05 deg
peri 340.378961121495 3.3452e-05 deg
M 294.5932618635081 3.2157e-05 deg
tp 2457963.286247092437
(2017-Jul-28.78624709)
0.00018289 JED
period 1996.782788353282
5.47
3.7923e-05
1.038e-07
d
yr
n .1802900155689376 3.4241e-09 deg/d
Q 3.515472855889906 4.4511e-08 au
  Orbit Determination Parameters
   # obs. used (total)      868  
   data-arc span      7429 days (20.34 yr)  
   first obs. used      1995-11-30  
   last obs. used      2016-04-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50576  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 13:27:58  

Additional Information
 Earth MOID = 1.70182 au 
 Jupiter MOID = 1.93144 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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