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11291 (1991 RZ10)
Classification: Main-belt Asteroid          SPK-ID: 2011291
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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2512715121471227 7.7062e-08  
a 3.187907005703565 4.1211e-08 AU
q 2.386876791796024 2.3453e-07 AU
i 2.487861278588706 6.7695e-06 deg
node 82.15393373217962 0.00020851 deg
peri 241.4602581232224 0.00020971 deg
M 62.2132206964671 2.3427e-05 deg
tp 2456641.216661929860
(2013-Dec-14.71666193)
0.00013022 JED
period 2079.011506835483
5.69
4.0314e-05
1.104e-07
d
yr
n .1731592147596938 3.3577e-09 deg/d
Q 3.988937219611106 5.1566e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      652  
   data-arc span      8482 days (23.22 yr)  
   first obs. used      1991-09-10  
   last obs. used      2014-11-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55099  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 02:11:46  

Additional Information
 Earth MOID = 1.37667 AU 
 T_jup = 3.146 
[ 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 13.8 mag n/a MPO319227  

11291 (1991 RZ10)          Discovered 1991-Sep-10 by Holt, H. E. at Palomar (675)
Reference: 19990831/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 RZ10 = 1997 WJ54 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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