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11031 (1988 RC5)
Classification: Main-belt Asteroid          SPK-ID: 2011031
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1186668421823907 4.7694e-08  
a 2.408456301757784 1.3575e-08 au
q 2.122652397893908 1.1712e-07 au
i 5.761228624577999 5.2655e-06 deg
node 49.59919524140064 5.3473e-05 deg
peri 289.0527519267951 5.8988e-05 deg
M 111.2905503943932 2.3552e-05 deg
tp 2456978.451488529135
(2014-Nov-16.95148853)
8.9107e-05 JED
period 1365.232390270989
3.74
1.1543e-05
3.16e-08
d
yr
n .263691370469567 2.2295e-09 deg/d
Q 2.694260205621659 1.5186e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1051  
   data-arc span      9969 days (27.29 yr)  
   first obs. used      1988-09-02  
   last obs. used      2015-12-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56089  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:16:21  

Additional Information
 Earth MOID = 1.12051 au 
 Jupiter MOID = 2.65114 au 
 T_jup = 3.505 
[ 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 MPO302134  
rotation period rot_per 3.408 h n/a LCDB (Rev. 2015-December); 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. 150, A75.]

11031 (1988 RC5)          Discovered 1988-Sep-02 by Debehogne, H. at La Silla
Reference: 19990728/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1988 RC5 = 1996 VR38 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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