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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1793928880614397 4.9181e-08  
a 2.774227836792996 2.1169e-08 au
q 2.27655109301026 1.4194e-07 au
i 7.489628300321384 6.3217e-06 deg
node 194.4465341288962 3.7531e-05 deg
peri 61.20235730361427 4.1703e-05 deg
M 179.9415539957747 2.2282e-05 deg
tp 2456756.892211574322
(2014-Apr-09.39221157)
9.8986e-05 JED
period 1687.763593729858
4.62
1.9318e-05
5.289e-08
d
yr
n .2133000150835231 2.4414e-09 deg/d
Q 3.271904580575733 2.4967e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1365  
   data-arc span      22966 days (62.88 yr)  
   first obs. used      1953-04-15  
   last obs. used      2016-03-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51772  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Mar-24 15:48:09  

Additional Information
 Earth MOID = 1.27352 au 
 Jupiter MOID = 1.8036 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 13.1 mag n/a MPO347565  
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
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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