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JPL Small-Body Database Browser
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266577 (2008 HQ11)
Classification: Main-belt Asteroid          SPK-ID: 2266577
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03721021440206992 6.125e-08  
a 2.348954388327019 1.8463e-08 au
q 2.261549291916687 1.3901e-07 au
i 7.56395106471768 5.4211e-06 deg
node 139.0330133014366 4.9069e-05 deg
peri 35.44681636215505 0.00010484 deg
M 67.85086168211915 9.0657e-05 deg
tp 2458352.664697282687
(2018-Aug-22.16469728)
0.00033091 TDB
period 1314.953218961775
3.60
1.5503e-05
4.244e-08
d
yr
n .2737739980470477 3.2278e-09 deg/d
Q 2.43635948473735 1.915e-08 au
  Orbit Determination Parameters
   # obs. used (total)      166  
   data-arc span      6139 days (16.81 yr)  
   first obs. used      2002-10-29  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54902  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:36:41  

Additional Information
 Earth MOID = 1.2725 au 
 Jupiter MOID = 2.53546 au 
 T_jup = 3.546 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.2   n/a MPO433730  

266577 (2008 HQ11)          Discovered 2008-Apr-24 by Spacewatch at Kitt Peak
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

Alternate Designations
 2008 HQ11 = 2002 UF56 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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