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27723 (1990 QA)
Classification: Main-belt Asteroid          SPK-ID: 2027723
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2082617429754006 8.5527e-08  
a 3.102198151793839 4.503e-08 AU
q 2.456128957646188 2.643e-07 AU
i 20.00693965281696 9.8953e-06 deg
node 26.02703649670484 2.0105e-05 deg
peri 338.1875607067271 2.6478e-05 deg
M 90.32958139298326 1.737e-05 deg
tp 2456299.739313804890
(2013-Jan-07.23931381)
9.4104e-05 JED
period 1995.734334757399
5.46
4.3453e-05
1.19e-07
d
yr
n .1803847304374616 3.9275e-09 deg/d
Q 3.74826734594149 5.4408e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      777  
   data-arc span      8543 days (23.39 yr)  
   first obs. used      1990-08-11  
   last obs. used      2013-12-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .504  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-10 01:51:36  

Additional Information
 Earth MOID = 1.46465 AU 
 T_jup = 3.097 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.4 mag n/a MPO279804  

27723 (1990 QA)          Discovered 1990-Aug-19 by McNaught, R. H. at Siding Spring (413)
Reference: 20010902/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 QA = 1996 TY10 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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