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5243 Clasien (1246 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2005243
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1789278165884018 5.5647e-08  
a 2.775291669854117 2.1586e-08 AU
q 2.27871479097114 1.6388e-07 AU
i 7.487560520443214 6.5095e-06 deg
node 194.4517266674139 4.4284e-05 deg
peri 61.30585092234783 4.8573e-05 deg
M 9.286678761699669 2.3443e-05 deg
tp 2456756.936847818572
(2014-Apr-09.43684782)
0.00010971 JED
period 1688.734496771153
4.62
1.9703e-05
5.394e-08
d
yr
n .213177382642634 2.4872e-09 deg/d
Q 3.271868548737094 2.5449e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1140  
   data-arc span      22268 days (60.97 yr)  
   first obs. used      1953-04-15  
   last obs. used      2014-04-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54316  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 13:47:59  

Additional Information
 Earth MOID = 1.27574 AU 
 T_jup = 3.300 
[ 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 13.0 mag n/a MPO263395  
SMASSII spectral type spec_B C   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

5243 Clasien (1246 T-2)          Discovered 1973-Sep-29 by van Houten and Gehrels at Palomar (675)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1246 T-2 = 1972 HY = 1981 GT 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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