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

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1331320497202085 4.1296e-08  
a 3.101563218615012 1.8875e-08 au
q 2.688645749983988 1.2642e-07 au
i 18.46702363075236 4.4041e-06 deg
node 44.83080153186081 1.2646e-05 deg
peri 339.9087291577654 1.9921e-05 deg
M 187.5043522417106 1.5956e-05 deg
tp 2459956.471675094238
(2023-Jan-11.97167509)
9.1692e-05 TDB
period 1995.121659626844
5.46
1.8213e-05
4.986e-08
d
yr
n .1804401241713412 1.6472e-09 deg/d
Q 3.514480687246035 2.1388e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1555  
   data-arc span      8825 days (24.16 yr)  
   first obs. used      1995-11-30  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46905  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:08:27  

Additional Information
 Earth MOID = 1.70102 au 
 Jupiter MOID = 1.93552 au 
 T_jup = 3.129 
[ 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 13.0   n/a MPO474000  

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 | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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