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85538 (1997 WW34)
Classification: Main-belt Asteroid          SPK-ID: 2085538
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .135870015752322 3.28e-08  
a 2.732216775079978 1.1188e-08 au
q 2.360990438811103 8.997e-08 au
i 6.195614537355335 3.7862e-06 deg
node 98.9168880553303 3.5516e-05 deg
peri 344.4495024880597 3.9648e-05 deg
M 63.5331913338642 1.6157e-05 deg
tp 2459105.381820183970
(2020-Sep-12.88182018)
7.3693e-05 TDB
period 1649.571547304115
4.52
1.0132e-05
2.774e-08
d
yr
n .2182384877990566 1.3405e-09 deg/d
Q 3.103443111348853 1.2708e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1064  
   data-arc span      8562 days (23.44 yr)  
   first obs. used      1997-11-29  
   last obs. used      2021-05-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53351  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:26:25  

Additional Information
 Earth MOID = 1.37775 au 
 Jupiter MOID = 2.10932 au 
 T_jup = 3.332 
[ 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 15.21   n/a MPCxxxxx  

85538 (1997 WW34)          Discovered 1997-Nov-29 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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