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332724 (2009 SR273)
Classification: Main-belt Asteroid          SPK-ID: 2332724
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08081125935206035 6.4796e-08  
a 2.794724533980421 4.1922e-08 au
q 2.568879324847364 1.839e-07 au
i 2.650160680655101 9.8726e-06 deg
node 179.0091877963424 0.00016527 deg
peri 275.4743597630149 0.000182 deg
M 27.80849787763749 7.1658e-05 deg
tp 2458868.679799560182
(2020-Jan-20.17979956)
0.00033953 TDB
period 1706.502536280328
4.67
3.8397e-05
1.051e-07
d
yr
n .2109577878417303 4.7466e-09 deg/d
Q 3.020569743113479 4.5309e-08 au
  Orbit Determination Parameters
   # obs. used (total)      101  
   data-arc span      6988 days (19.13 yr)  
   first obs. used      2000-11-17  
   last obs. used      2020-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66753  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-30 07:44:26  

Additional Information
 Earth MOID = 1.58732 au 
 Jupiter MOID = 2.10836 au 
 T_jup = 3.321 
[ 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 17.1   n/a MPO455451  

332724 (2009 SR273)          Discovered 2009-Sep-25 by Spacewatch at Kitt Peak
Reference: 20120703/Numbers.arcLast Updated: 2012-07-09

Alternate Designations
 2009 SR273 = 2007 HX6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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