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JPL Small-Body Database Browser
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212320 (2005 QG108)
Classification: Main-belt Asteroid          SPK-ID: 2212320
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1278137344566696 6.765e-08  
a 3.130442072325808 4.6781e-08 au
q 2.73032858056157 2.2595e-07 au
i 3.845098532884448 5.8096e-06 deg
node 188.8395153474607 9.9099e-05 deg
peri 60.66669173309034 0.00010188 deg
M 250.5718133553419 2.126e-05 deg
tp 2459215.441264017664
(2020-Dec-31.94126402)
0.00012135 TDB
period 2023.05148092451
5.54
4.5349e-05
1.242e-07
d
yr
n .1779490059419963 3.9889e-09 deg/d
Q 3.530555564090045 5.276e-08 au
  Orbit Determination Parameters
   # obs. used (total)      221  
   data-arc span      8875 days (24.30 yr)  
   first obs. used      1994-10-08  
   last obs. used      2019-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56437  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 04:34:03  

Additional Information
 Earth MOID = 1.71893 au 
 Jupiter MOID = 1.50404 au 
 T_jup = 3.197 
[ 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 15.7   n/a MPO433387  
diameter diameter 3.511 km 1.194 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.075   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

212320 (2005 QG108)          Discovered 2005-Aug-27 by NEAT at Palomar
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

[ show close-approach data ]
Alternate Designations
 2005 QG108 = 2006 UY326 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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