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JPL Small-Body Database Browser
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15699 Lyytinen (1986 VM6)
Classification: Main-belt Asteroid          SPK-ID: 2015699
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2222933957481915 3.995e-08  
a 2.355892190255159 8.2332e-09 au
q 1.832192915266695 9.1783e-08 au
i 4.10586070150872 3.9472e-06 deg
node 42.98979598236556 4.9641e-05 deg
peri 324.9496966445089 5.0344e-05 deg
M 122.6451820612902 1.0341e-05 deg
tp 2458550.534167931751
(2019-Mar-08.03416793)
3.6735e-05 TDB
period 1320.78322867684
3.62
6.9237e-06
1.896e-08
d
yr
n .2725655445827003 1.4288e-09 deg/d
Q 2.879591465243623 1.0063e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1562  
   data-arc span      12176 days (33.34 yr)  
   first obs. used      1986-10-04  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52905  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 21:25:43  

Additional Information
 Earth MOID = .833289 au 
 Jupiter MOID = 2.58317 au 
 T_jup = 3.517 
[ 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 14.5   n/a MPO439202  
diameter diameter 2.780 km 0.383 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
rotation period rot_per 2.7818 h n/a LCDB (Rev. 2019-August); 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. (2015) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.143   0.059 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15699 Lyytinen           Discovered 1986 Nov. 6 by E. Bowell at the Anderson Mesa Station of the Lowell Observatory.
Esko Lyytinen (b. 1942) is a Finnish amateur astronomer who has made measurements of, and published models on, meteor dust trails over more than a decade. His contributions include the prediction of the time and duration of meteor outbursts.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2014-07-12Last Updated: 2014-08-13

[ show close-approach data ]
Alternate Designations
 1986 VM6 = 1997 XM9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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