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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2088755194747523 8.5523e-08  
a 3.101314183302257 4.5916e-08 AU
q 2.453525572210581 2.648e-07 AU
i 20.01880114588837 9.8437e-06 deg
node 25.91342483548533 2.0088e-05 deg
peri 338.2604774095288 2.6331e-05 deg
M 126.3905052141677 1.7497e-05 deg
tp 2456300.127598909414
(2013-Jan-07.62759891)
9.3561e-05 JED
period 1994.881371550591
5.46
4.4302e-05
1.213e-07
d
yr
n .1804618586017361 4.0077e-09 deg/d
Q 3.749102794393933 5.5507e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      785  
   data-arc span      8842 days (24.21 yr)  
   first obs. used      1990-08-11  
   last obs. used      2014-10-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50507  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 13:51:48  

Additional Information
 Earth MOID = 1.46331 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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