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5671 Chanal (1985 XR)
Classification: Main-belt Asteroid          SPK-ID: 2005671
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08665954627168861 3.2814e-08  
a 2.642070494480905 9.7522e-09 au
q 2.413109864211374 8.8063e-08 au
i 3.685761719659047 2.898e-06 deg
node 122.0665139851736 5.7202e-05 deg
peri 281.1958382165514 6.0103e-05 deg
M 37.25544597710144 1.7359e-05 deg
tp 2458838.168689648703
(2019-Dec-20.66868965)
7.5751e-05 TDB
period 1568.610177486153
4.29
8.6848e-06
2.378e-08
d
yr
n .2295025272479962 1.2707e-09 deg/d
Q 2.871031124750437 1.0597e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2469  
   data-arc span      23930 days (65.52 yr)  
   first obs. used      1954-07-31  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46942  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 17:43:43  

Additional Information
 Earth MOID = 1.42515 au 
 Jupiter MOID = 2.44252 au 
 T_jup = 3.386 
[ 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 12.7   n/a MPO502208  
diameter diameter 8.159 km 0.155 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 9.84 h n/a LCDB (Rev. 2019-August); 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. (2017) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.209   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

5671 Chanal (1985 XR)          Discovered 1985-Dec-13 by CERGA at Caussols
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1985 XR = 1989 UE3 = 1992 LN1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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