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13518 (1990 VL1)
Classification: Main-belt Asteroid          SPK-ID: 2013518
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2147026427411219 6.6803e-08  
a 2.558437828320683 1.5351e-08 au
q 2.009134465291376 1.7556e-07 au
i 8.46908139563136 5.369e-06 deg
node 238.8041327979362 4.9778e-05 deg
peri 112.3547893614957 5.25e-05 deg
M 143.8788355071108 1.8284e-05 deg
tp 2457003.113860428334
(2014-Dec-11.61386043)
7.2829e-05 JED
period 1494.723038922365
4.09
1.3453e-05
3.683e-08
d
yr
n .2408472945326015 2.1677e-09 deg/d
Q 3.10774119134999 1.8647e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1140  
   data-arc span      9278 days (25.40 yr)  
   first obs. used      1990-11-12  
   last obs. used      2016-04-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56795  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 13:16:44  

Additional Information
 Earth MOID = 1.02142 au 
 Jupiter MOID = 2.41043 au 
 T_jup = 3.389 
[ 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 MPO365412  
rotation period rot_per 6.885 h n/a LCDB (Rev. 2016-February); 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:
[Behrend, R. (2006) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]

13518 (1990 VL1)          Discovered 1990-Nov-12 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20000222/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 VL1 = 1994 UW11 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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