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JPL Small-Body Database Browser
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214132 (2005 AC4)
Classification: Main-belt Asteroid          SPK-ID: 2214132
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 .06498731622347449 6.6281e-08  
a 2.198416063014931 1.4164e-08 au
q 2.055546903137014 1.4486e-07 au
i 6.050298869016375 4.6097e-06 deg
node 56.20314582296511 6.7271e-05 deg
peri 92.22564492970152 7.6493e-05 deg
M 102.0579126563788 3.6763e-05 deg
tp 2458262.973838302190
(2018-May-24.47383830)
0.00012087 TDB
period 1190.592821747438
3.26
1.1506e-05
3.15e-08
d
yr
n .3023703766932062 2.9221e-09 deg/d
Q 2.341285222892848 1.5084e-08 au
  Orbit Determination Parameters
   # obs. used (total)      376  
   data-arc span      6915 days (18.93 yr)  
   first obs. used      1999-04-07  
   last obs. used      2018-03-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56331  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 19:33:23  

Additional Information
 Earth MOID = 1.0774 au 
 Jupiter MOID = 2.65286 au 
 T_jup = 3.657 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.8   n/a MPO433400  

214132 (2005 AC4)          Discovered 2005-Jan-06 by CSS at Catalina
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

Alternate Designations
 2005 AC4 = 1999 GW21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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