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11948 Justinehenin (1993 QQ4)
Classification: Outer Main-belt Asteroid          SPK-ID: 2011948
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1197699795151361 3.4341e-08  
a 3.200230300312588 1.5374e-08 au
q 2.816938782800432 1.1217e-07 au
i 1.89227148674024 4.0632e-06 deg
node 159.1202526486127 0.0001064 deg
peri 76.50511241395603 0.00010776 deg
M 48.32460577297716 1.6397e-05 deg
tp 2459115.804083158349
(2020-Sep-23.30408316)
9.5573e-05 TDB
period 2091.078208433127
5.73
1.5069e-05
4.126e-08
d
yr
n .1721599883486676 1.2406e-09 deg/d
Q 3.583521817824745 1.7216e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1960  
   data-arc span      17711 days (48.49 yr)  
   first obs. used      1973-01-02  
   last obs. used      2021-06-30  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52556  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 02:50:39  

Additional Information
 Earth MOID = 1.80659 au 
 Jupiter MOID = 1.4121 au 
 T_jup = 3.182 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.28   n/a MPCxxxxx  

11948 Justinehénin           Discovered 1993 Aug. 18 by E. W. Elst at Caussols.
Justine Hénin (b. 1982) is a famous Belgian tennis player.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030910/MPCPages.arcLast Updated: 2003-10-02

[ show close-approach data ]
Alternate Designations
 1993 QQ4 = 1973 AE3 = 1991 EJ8 = 1997 GW24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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