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11655 (1997 CC29)
Classification: Main-belt Asteroid          SPK-ID: 2011655
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08892969503037033 3.5338e-08  
a 3.167061433795912 1.6564e-08 au
q 2.885415626345995 1.0772e-07 au
i .09293174603148172 3.5739e-06 deg
node 67.53045272666098 0.002446 deg
peri 80.96374985036113 0.0024461 deg
M 87.85288518937155 2.091e-05 deg
tp 2458698.114973827431
(2019-Aug-02.61497383)
0.00011925 TDB
period 2058.653042894089
5.64
1.6151e-05
4.422e-08
d
yr
n .1748716235805845 1.3719e-09 deg/d
Q 3.448707241245831 1.8037e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1852  
   data-arc span      10780 days (29.51 yr)  
   first obs. used      1991-01-12  
   last obs. used      2020-07-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50132  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 22:54:05  

Additional Information
 Earth MOID = 1.89661 au 
 Jupiter MOID = 1.5471 au 
 T_jup = 3.197 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.50   n/a E2021B10  
rotation period rot_per 16.793 h n/a LCDB (Rev. 2020-October); 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.]

11655 (1997 CC29)          Discovered 1997-Feb-07 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference: 19990928/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 CC29 = 1992 HE6 = 1993 OD12 = 1998 KH39 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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