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344577 (2003 AA71)
Classification: Main-belt Asteroid          SPK-ID: 2344577
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2102056282586257 6.4411e-08  
a 2.288016983174066 7.4876e-09 au
q 1.807062935759556 1.4468e-07 au
i 3.408228183501939 4.232e-06 deg
node 159.1704895581003 0.00010354 deg
peri 245.135643428223 0.0001056 deg
M 62.83950015207935 1.4354e-05 deg
tp 2458779.843099450756
(2019-Oct-23.34309945)
5.0454e-05 TDB
period 1264.117060216611
3.46
6.2053e-06
1.699e-08
d
yr
n .2847837524938653 1.398e-09 deg/d
Q 2.768971030588576 9.0616e-09 au
  Orbit Determination Parameters
   # obs. used (total)      191  
   data-arc span      6220 days (17.03 yr)  
   first obs. used      2003-01-10  
   last obs. used      2020-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5172  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:04:50  

Additional Information
 Earth MOID = .81918 au 
 Jupiter MOID = 2.63486 au 
 T_jup = 3.568 
[ 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 18.1   n/a MPO494803  

344577 (2003 AA71)          Discovered 2003-Jan-10 by Spacewatch at Kitt Peak
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

[ show close-approach data ]
Alternate Designations
 2003 AA71 = 2005 SO204 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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