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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08679405589680245 1.027e-08  
a 2.642276926413783 8.7004e-09 au
q 2.412942995167794 2.6793e-08 au
i 3.685828550040776 4.2548e-07 deg
node 122.0660184204262 9.502e-06 deg
peri 281.1978110710862 1.4238e-05 deg
M 83.13811187065056 9.3005e-06 deg
tp 2458838.203964493147
(2019-Dec-20.70396449)
4.0434e-05 TDB
period 1568.794020549683
4.30
7.7485e-06
2.121e-08
d
yr
n .2294756324185002 1.1334e-09 deg/d
Q 2.871610857659773 9.4555e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2917  
   data-arc span      24325 days (66.60 yr)  
   first obs. used      1954-07-31  
   last obs. used      2021-03-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44672  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Mar-16 18:00:09  

Additional Information
 Earth MOID = 1.42399 au 
 Jupiter MOID = 2.44213 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 12.73   n/a E2021B10  
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 9.425 h n/a LCDB (Rev. 2020-October); 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]
[Polakis, T. (2020) Minor Planet Bull. 47, 94-101.]
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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