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JPL Small-Body Database Browser
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52625 (1997 WD)
Classification: Main-belt Asteroid          SPK-ID: 2052625
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06262086321669462 6.0881e-08  
a 2.605085582466753 1.2786e-08 au
q 2.44195287453932 1.5851e-07 au
i 15.01383326001397 6.6987e-06 deg
node 59.21264728499985 1.6186e-05 deg
peri 17.17501644431344 4.5092e-05 deg
M 24.92109766223096 4.0148e-05 deg
tp 2458494.184622341668
(2019-Jan-10.68462234)
0.00017124 TDB
period 1535.788530494971
4.20
1.1306e-05
3.095e-08
d
yr
n .234407272128784 1.7257e-09 deg/d
Q 2.768218290394187 1.3586e-08 au
  Orbit Determination Parameters
   # obs. used (total)      773  
   data-arc span      7753 days (21.23 yr)  
   first obs. used      1997-11-18  
   last obs. used      2019-02-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53781  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 03:06:54  

Additional Information
 Earth MOID = 1.45863 au 
 Jupiter MOID = 2.50048 au 
 T_jup = 3.362 
[ 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 14.6   n/a MPO452885  

52625 (1997 WD)          Discovered 1997-Nov-18 by Kobayashi, T. at Oizumi
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 WD = 1999 HO3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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