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109256 (2001 QQ105)
Classification: Main-belt Asteroid          SPK-ID: 2109256
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3016583449214287 5.856e-08  
a 3.174758649028384 2.3388e-08 au
q 2.21706620943749 1.8191e-07 au
i 14.4174176761266 5.5631e-06 deg
node 39.16881003617091 2.038e-05 deg
peri 302.2139166716411 2.2068e-05 deg
M 139.8963462233944 1.2317e-05 deg
tp 2458197.587220321495
(2018-Mar-20.08722032)
6.6073e-05 TDB
period 2066.162616017808
5.66
2.2832e-05
6.251e-08
d
yr
n .1742360437697984 1.9254e-09 deg/d
Q 4.132451088619277 3.0444e-08 au
  Orbit Determination Parameters
   # obs. used (total)      636  
   data-arc span      8950 days (24.50 yr)  
   first obs. used      1995-10-21  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50373  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 19:02:28  

Additional Information
 Earth MOID = 1.24859 au 
 Jupiter MOID = 1.54491 au 
 T_jup = 3.082 
[ 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 14.4   n/a MPO502754  
diameter diameter 6.396 km 0.104 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.099   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109256 (2001 QQ105)          Discovered 2001-Aug-23 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2001 QQ105 = 1995 UU33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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