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JPL Small-Body Database Browser
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85548 (1997 XX13)
Classification: Main-belt Asteroid          SPK-ID: 2085548
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2446445332855353 3.3795e-08  
a 2.324841627665688 9.3546e-09 au
q 1.756081832702632 7.8359e-08 au
i 7.345869867314825 4.648e-06 deg
node 88.40970543386219 3.7967e-05 deg
peri 329.9249319054469 4.0083e-05 deg
M 12.03495377670288 1.23e-05 deg
tp 2458557.215698580049
(2019-Mar-14.71569858)
4.4137e-05 TDB
period 1294.757653439975
3.54
7.8147e-06
2.14e-08
d
yr
n .2780443112605162 1.6782e-09 deg/d
Q 2.893601422628745 1.1643e-08 au
  Orbit Determination Parameters
   # obs. used (total)      820  
   data-arc span      10222 days (27.99 yr)  
   first obs. used      1991-02-09  
   last obs. used      2019-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5403  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:19:53  

Additional Information
 Earth MOID = .772851 au 
 Jupiter MOID = 2.45834 au 
 T_jup = 3.524 
[ 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 15.8   n/a MPO359339  

85548 (1997 XX13)          Discovered 1997-Dec-04 by Uppsala-DLR Trojan Survey at La Silla
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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