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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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2088755123013977 8.5295e-08  
a 3.101314197842945 4.4881e-08 AU
q 2.453525605960902 2.6343e-07 AU
i 20.01879945895596 9.5631e-06 deg
node 25.91342269380627 1.9973e-05 deg
peri 338.2604725254487 2.5842e-05 deg
M 126.3905079953799 1.739e-05 deg
tp 2456300.127578572175
(2013-Jan-07.62757857)
9.2511e-05 JED
period 1994.881385580263
5.46
4.3304e-05
1.186e-07
d
yr
n .1804618573325776 3.9174e-09 deg/d
Q 3.749102789724988 5.4256e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      793  
   data-arc span      8923 days (24.43 yr)  
   first obs. used      1990-08-11  
   last obs. used      2015-01-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50729  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Feb-04 14:16:20  

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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