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58657 (1997 WG54)
Classification: Main-belt Asteroid          SPK-ID: 2058657
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09198734806674795 3.7992e-08  
a 2.402128194179302 1.0706e-08 au
q 2.181162791880382 9.5844e-08 au
i 2.334523528169087 4.1104e-06 deg
node 99.93316869854303 0.00012021 deg
peri 310.1994241949822 0.00012389 deg
M 274.7383803272514 2.9653e-05 deg
tp 2458922.565181350389
(2020-Mar-14.06518135)
0.00011235 TDB
period 1359.855298681337
3.72
9.0913e-06
2.489e-08
d
yr
n .2647340495338695 1.7699e-09 deg/d
Q 2.623093596478222 1.1691e-08 au
  Orbit Determination Parameters
   # obs. used (total)      747  
   data-arc span      9035 days (24.74 yr)  
   first obs. used      1995-02-25  
   last obs. used      2019-11-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55215  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 06:02:43  

Additional Information
 Earth MOID = 1.19194 au 
 Jupiter MOID = 2.65799 au 
 T_jup = 3.518 
[ 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 15.9   n/a MPO449377  

58657 (1997 WG54)          Discovered 1997-Nov-29 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 WG54 = 2002 AJ132 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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