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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2508785531287619 7.4946e-08  
a 3.188295008025423 3.8971e-08 au
q 2.388420169464351 2.2492e-07 au
i 2.487588886008769 6.6369e-06 deg
node 82.15155689184898 0.00018008 deg
peri 241.475750807727 0.00018135 deg
M 131.4996691971046 2.3886e-05 deg
tp 2456640.946559653952
(2013-Dec-14.44655965)
0.00012749 JED
period 2079.391075233199
5.69
3.8125e-05
1.044e-07
d
yr
n .1731276065805115 3.1742e-09 deg/d
Q 3.988169846586495 4.8747e-08 au
  Orbit Determination Parameters
   # obs. used (total)      779  
   data-arc span      8865 days (24.27 yr)  
   first obs. used      1991-09-10  
   last obs. used      2015-12-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53739  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:17:12  

Additional Information
 Earth MOID = 1.37547 au 
 Jupiter MOID = 1.35178 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 13.9 mag n/a MPO358740  

11291 (1991 RZ10)          Discovered 1991-Sep-10 by Holt, H. E. at Palomar
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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