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JPL Small-Body Database Browser
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39596 (1993 QZ8)
Classification: Main-belt Asteroid          SPK-ID: 2039596
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .182055779944622 2.721e-08  
a 2.296375305990026 8.4793e-09 au
q 1.878306908612441 6.2005e-08 au
i 2.087729942541479 3.2665e-06 deg
node 91.87489305514957 0.00011212 deg
peri 340.4285108967939 0.00011279 deg
M 65.64375683167772 1.2251e-05 deg
tp 2458368.731902295196
(2018-Sep-07.23190230)
4.29e-05 TDB
period 1271.050275012072
3.48
7.0399e-06
1.927e-08
d
yr
n .2832303387815095 1.5687e-09 deg/d
Q 2.71444370336761 1.0023e-08 au
  Orbit Determination Parameters
   # obs. used (total)      987  
   data-arc span      9397 days (25.73 yr)  
   first obs. used      1993-08-15  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50804  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:09:54  

Additional Information
 Earth MOID = .892995 au 
 Jupiter MOID = 2.55624 au 
 T_jup = 3.571 
[ 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 15.7   n/a MPO417090  
rotation period rot_per 195.119 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

39596 (1993 QZ8)          Discovered 1993-Aug-20 by Elst, E. W. at La Silla
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1993 QZ8 = 1999 LT6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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