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JPL Small-Body Database Browser
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214971 (2008 AW4)
Classification: Main-belt Asteroid          SPK-ID: 2214971
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1237486914016791 5.2774e-08  
a 3.015827091909781 2.8247e-08 au
q 2.642622435792214 1.5877e-07 au
i 14.11440399187352 6.7828e-06 deg
node 128.7622328757268 2.4447e-05 deg
peri 285.2696494039903 3.6788e-05 deg
M 113.6799777712231 2.7368e-05 deg
tp 2457996.426806918477
(2017-Aug-30.92680692)
0.00014328 TDB
period 1912.969669531354
5.24
2.6876e-05
7.358e-08
d
yr
n .1881890788619739 2.6439e-09 deg/d
Q 3.389031748027348 3.1743e-08 au
  Orbit Determination Parameters
   # obs. used (total)      213  
   data-arc span      6845 days (18.74 yr)  
   first obs. used      2000-07-06  
   last obs. used      2019-04-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61584  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:07:56  

Additional Information
 Earth MOID = 1.69731 au 
 Jupiter MOID = 1.99653 au 
 T_jup = 3.191 
[ 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 MPO433406  

214971 (2008 AW4)          Discovered 2008-Jan-07 by LUSS at Lulin
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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