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11310 (1993 SB15)
Classification: Main-belt Asteroid          SPK-ID: 2011310
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1627424021423745 6.8007e-08  
a 2.686226127314652 2.5166e-08 AU
q 2.249063234657857 1.8026e-07 AU
i 13.35399935271691 7.2158e-06 deg
node 126.6311745058756 3.0973e-05 deg
peri 295.6138492290286 3.9167e-05 deg
M 256.1498609938483 2.4575e-05 deg
tp 2457464.391977194940
(2016-Mar-16.89197719)
0.00011304 JED
period 1608.097142559299
4.40
2.2599e-05
6.187e-08
d
yr
n .223867072748514 3.146e-09 deg/d
Q 3.123389019971446 2.9262e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      786  
   data-arc span      10778 days (29.51 yr)  
   first obs. used      1986-02-07  
   last obs. used      2015-08-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .48648  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 14:32:45  

Additional Information
 Earth MOID = 1.29854 AU 
 T_jup = 3.317 
[ 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 MPO263451  
rotation period rot_per 11.1341 h n/a LCDB (Rev. 2015-July); 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J., in press.]

11310 (1993 SB15)          Discovered 1993-Sep-19 by Holt, H. E. at Palomar
Reference: 19990831/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1993 SB15 = 1989 YF6 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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