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227065 Romandia (2005 GQ9)
Classification: Outer Main-belt Asteroid          SPK-ID: 2227065
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09713425389780983 1.1169e-07  
a 3.955317347041488 1.2157e-07 AU
q 3.571120547607548 4.9757e-07 AU
i 4.269415691624906 9.8919e-06 deg
node 61.33719884517371 0.00012729 deg
peri 177.40967984 0.00014025 deg
M 34.24427556546766 5.3553e-05 deg
tp 2456727.189755757850
(2014-Mar-10.68975576)
0.00043018 JED
period 2873.230234906566
7.87
0.00013247
3.627e-07
d
yr
n .125294518909901 5.7767e-09 deg/d
Q 4.339514146475428 1.3338e-07 AU
  Orbit Determination Parameters
   # obs. used (total)      171  
   data-arc span      5078 days (13.90 yr)  
   first obs. used      2000-09-26  
   last obs. used      2014-08-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .60148  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Sep-12 17:29:06  

Additional Information
 Earth MOID = 2.56055 AU 
 T_jup = 3.046 
[ 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 14.5 mag n/a MPO300105  

227065 Romandia           Discovered 2005 Apr. 1 by M. Ory at Vicques.
Romandia is the Latin name of the French-speaking part of Switzerland. Romandia extends between the cities of Geneva and Porrentruy. This minor planet is the second Hilda member to be discovered at the Jura Observatory.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20100330/MPCPages.arcLast Updated: 2010-04-05

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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