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5573 (1981 QX)
Classification: Main-belt Asteroid          SPK-ID: 2005573
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .290655586173741 4.9115e-08  
a 2.591123758538306 1.3661e-08 au
q 1.837999163651648 1.3164e-07 au
i 11.20749897334424 6.013e-06 deg
node 178.3460334113237 3.022e-05 deg
peri 103.7398165190087 3.2562e-05 deg
M 113.2756666174056 1.1659e-05 deg
tp 2456921.136693358568
(2014-Sep-20.63669336)
4.7453e-05 JED
period 1523.458616878259
4.17
1.2048e-05
3.299e-08
d
yr
n .2363044168128972 1.8688e-09 deg/d
Q 3.344248353424965 1.7632e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1024  
   data-arc span      22184 days (60.74 yr)  
   first obs. used      1955-03-24  
   last obs. used      2015-12-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5326  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 12:56:53  

Additional Information
 Earth MOID = .85938 au 
 Jupiter MOID = 1.97683 au 
 T_jup = 3.333 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.8 mag n/a MPO302098  
rotation period rot_per 10.685 h n/a LCDB (Rev. 2015-December); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Behrend, R. (2006) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]

5573 (1981 QX)          Discovered 1981-Aug-24 by Mrkos, A. at Klet
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1981 QX = 1989 KL = A913 CG 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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