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11948 Justinehenin (1993 QQ4)
Classification: 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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1192037431095115 4.2218e-08  
a 3.197647001538422 1.7094e-08 au
q 2.816475509812136 1.4078e-07 au
i 1.891840265386571 4.3726e-06 deg
node 159.1415939337548 0.00011223 deg
peri 76.25891775095648 0.00011359 deg
M 14.78242063325822 1.7756e-05 deg
tp 2459114.739508682278
(2020-Sep-22.23950868)
0.00010299 TDB
period 2088.54677054167
5.72
1.6747e-05
4.585e-08
d
yr
n .1723686560807221 1.3822e-09 deg/d
Q 3.578818493264708 1.9131e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1891  
   data-arc span      17390 days (47.61 yr)  
   first obs. used      1973-01-02  
   last obs. used      2020-08-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53176  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 23:02:50  

Additional Information
 Earth MOID = 1.80444 au 
 Jupiter MOID = 1.41743 au 
 T_jup = 3.183 
[ 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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