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9753 (1990 QL3)
Classification: Main-belt Asteroid          SPK-ID: 2009753
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1435034212145144 5.4478e-08  
a 2.429407066214293 1.5818e-08 au
q 2.080778840689825 1.3043e-07 au
i 5.668093019694706 5.7575e-06 deg
node 348.9719879698496 4.612e-05 deg
peri 326.4890906457293 4.9871e-05 deg
M 274.4285324714771 2.289e-05 deg
tp 2457729.257252066438
(2016-Dec-06.75725207)
8.9757e-05 JED
period 1383.084971687182
3.79
1.3508e-05
3.698e-08
d
yr
n .2602876955280971 2.5422e-09 deg/d
Q 2.77803529173876 1.8088e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1331  
   data-arc span      13529 days (37.04 yr)  
   first obs. used      1978-06-01  
   last obs. used      2015-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49651  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 12:02:56  

Additional Information
 Earth MOID = 1.06822 au 
 Jupiter MOID = 2.49693 au 
 T_jup = 3.488 
[ 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 14.0 mag n/a MPO324399  
rotation period rot_per 4.3559 h n/a LCDB (Rev. 2015-December); 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.]

9753 (1990 QL3)          Discovered 1990-Aug-28 by Holt, H. E. at Palomar
Reference: 19981208/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 QL3 = 1978 LC 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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