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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2513960816570353 8.4238e-08  
a 3.188448541261634 5.3172e-08 AU
q 2.386885071423369 2.6991e-07 AU
i 2.487846622615774 6.8874e-06 deg
node 82.15464612308662 0.00023813 deg
peri 241.4763731329155 0.00023914 deg
M 27.56129507228179 2.5259e-05 deg
tp 2456641.292081208500
(2013-Dec-14.79208121)
0.00014284 JED
period 2079.541277528041
5.69
5.2019e-05
1.424e-07
d
yr
n .1731151018208849 4.3304e-09 deg/d
Q 3.990012011099899 6.6539e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      573  
   data-arc span      7537 days (20.64 yr)  
   first obs. used      1991-09-10  
   last obs. used      2012-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57113  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 20:03:23  

Additional Information
 Earth MOID = 1.37482 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 13.7 mag n/a MPO229134  

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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