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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 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2512715052561827 8.3682e-08  
a 3.187907012841221 5.1964e-08 AU
q 2.386876819107867 2.6703e-07 AU
i 2.487861557587767 6.8753e-06 deg
node 82.15395409541193 0.00023721 deg
peri 241.4602381378065 0.00023822 deg
M 62.21321830742385 2.5715e-05 deg
tp 2456641.216674520019
(2013-Dec-14.71667452)
0.00014171 JED
period 2079.011513817778
5.69
5.0832e-05
1.392e-07
d
yr
n .173159214178144 4.2338e-09 deg/d
Q 3.988937206574576 6.5021e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      577  
   data-arc span      8393 days (22.98 yr)  
   first obs. used      1991-09-10  
   last obs. used      2014-09-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56925  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Sep-12 13:58:16  

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 13.7 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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