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JPL Small-Body Database Browser
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154493 Portisch (2003 FU6)
Classification: Main-belt Asteroid          SPK-ID: 2154493
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08636827551781494 5.9753e-08  
a 2.567776396438223 2.1968e-08 au
q 2.346001977162504 1.5715e-07 au
i 10.9430219140156 7.1944e-06 deg
node 20.03269949566119 3.01e-05 deg
peri 212.690490127312 5.8514e-05 deg
M 35.50005159529185 5.4968e-05 deg
tp 2458852.295730875211
(2020-Jan-03.79573088)
0.0002284 TDB
period 1502.914347651254
4.11
1.9287e-05
5.28e-08
d
yr
n .2395346085840527 3.0739e-09 deg/d
Q 2.789550815713941 2.3865e-08 au
  Orbit Determination Parameters
   # obs. used (total)      347  
   data-arc span      6312 days (17.28 yr)  
   first obs. used      2001-12-20  
   last obs. used      2019-04-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .69941  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 17:28:29  

Additional Information
 Earth MOID = 1.34415 au 
 Jupiter MOID = 2.20398 au 
 T_jup = 3.401 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.1   n/a MPO432986  

154493 Portisch           Discovered 2003 Mar. 27 by K. Sárneczky at Piszkesteto.
Lajos Portisch (b. 1937) is a Hungarian chess Grandmaster, who played in twenty Chess Olympiad and won one gold, three silver and two bronze medals with the Hungarian national team. He is a nine-time national champion, and Sportperson of the Nation in 2004. Name suggested by Sz. Csizmadia.
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 2016-02-22Last Updated: 2016-02-25
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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