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58655 (1997 WU49)
Classification: Main-belt Asteroid          SPK-ID: 2058655
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1869831249238703 3.892e-08  
a 2.599761464259919 8.9251e-09 au
q 2.113649941615943 9.9756e-08 au
i 2.258508321874454 3.4602e-06 deg
node 137.5933725919223 0.00010755 deg
peri 298.0309025778769 0.00010803 deg
M 124.8278265472364 9.1867e-06 deg
tp 2458469.606280156488
(2018-Dec-17.10628016)
3.8812e-05 TDB
period 1531.082807657006
4.19
7.8844e-06
2.159e-08
d
yr
n .2351277136674945 1.2108e-09 deg/d
Q 3.085872986903895 1.0594e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1256  
   data-arc span      11076 days (30.32 yr)  
   first obs. used      1990-01-26  
   last obs. used      2020-05-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53861  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:50:12  

Additional Information
 Earth MOID = 1.12997 au 
 Jupiter MOID = 2.1821 au 
 T_jup = 3.389 
[ 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 15.0   n/a MPO324825  

58655 (1997 WU49)          Discovered 1997-Nov-26 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 WU49 = 1997 WA38 = 2001 QU262 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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