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JPL Small-Body Database Browser
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312260 (2008 AG22)
Classification: Main-belt Asteroid          SPK-ID: 2312260
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2177499063068845 4.6211e-08  
a 2.686001220939931 2.6586e-08 au
q 2.101124706740084 1.1957e-07 au
i 8.101997773693467 9.1487e-06 deg
node 329.648795072076 3.3097e-05 deg
peri 128.728611922099 4.3804e-05 deg
M 224.6285306367247 2.9922e-05 deg
tp 2459205.119817174403
(2020-Dec-21.61981717)		 0.00014049 TDB
period 1607.895188008016
4.40		 2.3872e-05
6.536e-08		 d
yr
n .2238951908587994 3.3241e-09 deg/d
Q 3.270877735139779 3.2375e-08 au
   Orbit Determination Parameters
   # obs. used (total)      352  
   data-arc span      7596 days (20.80 yr)  
   first obs. used      1998-12-17  
   last obs. used      2019-10-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53213  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 08:09:30  

Additional Information
 Earth MOID = 1.12888 au 
 Jupiter MOID = 1.92743 au 
 T_jup = 3.326 
[ 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 16.5   n/a MPO260637  

312260 (2008 AG22)          Discovered 2008-Jan-10 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

[ show close-approach data ]
Alternate Designations
 2008 AG22 = 2002 UA32 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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