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5163 (1983 TD2)
Classification: Main-belt Asteroid          SPK-ID: 2005163
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2011427345354116 4.2997e-08  
a 2.467689737321743 1.3013e-08 AU
q 1.971331875571876 1.0946e-07 AU
i 7.533416818339897 5.9512e-06 deg
node 183.6007946372998 3.535e-05 deg
peri 238.4881075488258 3.9135e-05 deg
M 335.1251685595909 1.7259e-05 deg
tp 2457098.334471888875
(2015-Mar-16.83447189)
6.8003e-05 JED
period 1415.905469123281
3.88
1.12e-05
3.066e-08
d
yr
n .2542542619196954 2.0112e-09 deg/d
Q 2.96404759907161 1.5631e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1406  
   data-arc span      31098 days (85.14 yr)  
   first obs. used      1929-11-28  
   last obs. used      2015-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .48215  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Feb-04 13:12:24  

Additional Information
 Earth MOID = .995329 AU 
 T_jup = 3.446 
[ 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 12.9 mag n/a MPO302095  
rotation period rot_per 4.728 h n/a LCDB (Rev. 2015-Feb); 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. (2010) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]

5163 (1983 TD2)          Discovered 1983-Oct-09 by Wagner, J. at Flagstaff
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1983 TD2 = 1929 WZ = 1979 SO6 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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