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11452 (1980 KE)
Classification: Main-belt Asteroid          SPK-ID: 2011452
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2178034036613732 5.5732e-08  
a 2.387897483845308 1.3611e-08 au
q 1.867805284269371 1.3198e-07 au
i 8.036038285912886 4.9914e-06 deg
node 256.8880201712212 4e-05 deg
peri 53.48534243441185 4.2449e-05 deg
M 238.0014012221784 1.8961e-05 deg
tp 2458057.245508760830
(2017-Oct-30.74550876)
7.3445e-05 JED
period 1347.7891123434
3.69
1.1524e-05
3.155e-08
d
yr
n .2671041016009309 2.2838e-09 deg/d
Q 2.907989683421246 1.6576e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1101  
   data-arc span      13097 days (35.86 yr)  
   first obs. used      1980-05-22  
   last obs. used      2016-03-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52712  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 13:11:52  

Additional Information
 Earth MOID = .865736 au 
 Jupiter MOID = 2.37218 au 
 T_jup = 3.488 
[ 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 14.1 mag n/a MPO332927  
rotation period rot_per 4.2394 h n/a LCDB (Rev. 2016-February); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2016) Astron. J. 150, A75.]

11452 (1980 KE)          Discovered 1980-May-22 by Debehogne, H. at La Silla
Reference: 19990928/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1980 KE = 1988 SD4 = 1998 FA96 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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