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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2107502119393731 8.4666e-08  
a 3.096542993850289 4.0454e-08 au
q 2.44394590161696 2.592e-07 au
i 20.059990693787 8.5582e-06 deg
node 25.81904365195744 1.9019e-05 deg
peri 338.3013111974616 2.3479e-05 deg
M 198.6666690086162 1.7571e-05 deg
tp 2458292.440118020432
(2018-Jun-22.94011802)
0.00010752 JED
period 1990.279631085682
5.45
3.9002e-05
1.068e-07
d
yr
n .180879105818725 3.5446e-09 deg/d
Q 3.749140086083619 4.8979e-08 au
  Orbit Determination Parameters
   # obs. used (total)      902  
   data-arc span      9259 days (25.35 yr)  
   first obs. used      1990-08-11  
   last obs. used      2015-12-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51592  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 14:04:42  

Additional Information
 Earth MOID = 1.45203 au 
 Jupiter MOID = 1.73628 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
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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