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13390 Bouska (1999 FQ3)
Classification: Main-belt Asteroid          SPK-ID: 2013390
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1759891524424368 5.8802e-08  
a 2.582201220972688 1.798e-08 au
q 2.127761816657879 1.5974e-07 au
i 13.26053178806469 7.3568e-06 deg
node 148.6301670004432 2.0118e-05 deg
peri 250.5198705297898 2.8918e-05 deg
M 70.38574569194601 2.2109e-05 deg
tp 2457104.176724688919
(2015-Mar-22.67672469)
9.1554e-05 JED
period 1515.596347858199
4.15
1.583e-05
4.334e-08
d
yr
n .237530263588153 2.4809e-09 deg/d
Q 3.036640625287497 2.1145e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1189  
   data-arc span      12523 days (34.29 yr)  
   first obs. used      1981-09-03  
   last obs. used      2015-12-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51522  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:23:57  

Additional Information
 Earth MOID = 1.17339 au 
 Jupiter MOID = 2.52747 au 
 T_jup = 3.365 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.9 mag n/a MPO309257  
rotation period rot_per 7.7572 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.]

13390 Bouška           Discovered 1999 Mar. 18 by P. Pravec and M. Wolf at Ondřejov.
Jiř{í} Bouška (b. 1925), emeritus professor of astronomy at Charles University, Prague, studied interplanetary matter and for 30 years served as the editor of the magazine Ř{íše hvězd} (The Realm of Stars) and the Czech Astronomical Yearbook. He taught several generations of Czech astronomers, including one of the discoverers.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20000320/MPCPages.arcLast Updated: 2013-03-29

Alternate Designations
 1999 FQ3 = 1981 RH = 1987 DN2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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