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JPL Small-Body Database Browser
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392531 (2011 QH66)
Classification: Main-belt Asteroid          SPK-ID: 2392531
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2499977827652046 8.4716e-08  
a 2.642265042852181 4.5406e-08 au
q 1.981704640661127 2.4736e-07 au
i 15.00572953177546 6.7309e-06 deg
node 141.0105117353661 3.633e-05 deg
peri 185.3546596319375 4.128e-05 deg
M 292.249087229611 2.4997e-05 deg
tp 2458895.740305017586
(2020-Feb-16.24030502)
0.00011458 TDB
period 1568.783437155165
4.30
4.0438e-05
1.107e-07
d
yr
n .2294771805169135 5.9152e-09 deg/d
Q 3.302825445043234 5.6757e-08 au
  Orbit Determination Parameters
   # obs. used (total)      96  
   data-arc span      5309 days (14.54 yr)  
   first obs. used      2005-02-09  
   last obs. used      2019-08-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59202  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:08:58  

Additional Information
 Earth MOID = .969336 au 
 Jupiter MOID = 2.05317 au 
 T_jup = 3.302 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.6   n/a MPO440694  
diameter diameter 2.711 km 0.504 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.032   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

392531 (2011 QH66)          Discovered 2010-Jan-12 by WISE at WISE
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Alternate Designations
 2011 QH66 = 2010 AK103 = 2010 MB61 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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