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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2113892764459899 7.7069e-08  
a 3.094769602378144 3.6944e-08 au
q 2.440568495364384 2.4073e-07 au
i 20.06738479988181 8.5041e-06 deg
node 25.81926433827714 1.6759e-05 deg
peri 338.3701381185127 2.123e-05 deg
M 234.8005316062843 1.79e-05 deg
tp 2458292.077562514481
(2018-Jun-22.57756251)
0.00010679 JED
period 1988.570124932813
5.44
3.5608e-05
9.749e-08
d
yr
n .1810346014386408 3.2417e-09 deg/d
Q 3.748970709391904 4.4754e-08 au
  Orbit Determination Parameters
   # obs. used (total)      973  
   data-arc span      9380 days (25.68 yr)  
   first obs. used      1990-08-11  
   last obs. used      2016-04-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51713  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 13:50:00  

Additional Information
 Earth MOID = 1.44915 au 
 Jupiter MOID = 1.73566 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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