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JPL Small-Body Database Browser
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245488 (2005 QL11)
Classification: Main-belt Asteroid          SPK-ID: 2245488
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06131800183934683 4.7773e-08  
a 3.165959818374525 4.0922e-08 au
q 2.971829488408137 1.4621e-07 au
i 10.07713127457672 6.1526e-06 deg
node 145.4110636863756 3.803e-05 deg
peri 166.0711478347003 7.5286e-05 deg
M 230.0133222937544 6.7729e-05 deg
tp 2459743.438505588235
(2022-Jun-12.93850559)
0.00039312 TDB
period 2057.579028338486
5.63
3.9893e-05
1.092e-07
d
yr
n .1749629030242903 3.3922e-09 deg/d
Q 3.360090148340912 4.3431e-08 au
  Orbit Determination Parameters
   # obs. used (total)      248  
   data-arc span      5741 days (15.72 yr)  
   first obs. used      2004-05-14  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5991  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 09:43:43  

Additional Information
 Earth MOID = 1.95903 au 
 Jupiter MOID = 1.92144 au 
 T_jup = 3.177 
[ 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 15.6   n/a MPO427399  
diameter diameter 4.836 km 0.136 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.040   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

245488 (2005 QL11)          Discovered 2005-Aug-25 by NEAT at Palomar
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

[ show close-approach data ]
Alternate Designations
 2005 QL11 = 2004 JU39 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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