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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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0971342649798346 1.0451e-07  
a 3.95531733748819 1.1673e-07 AU
q 3.571120495149279 4.6128e-07 AU
i 4.269415537248883 9.7493e-06 deg
node 61.33719998595205 0.00012687 deg
peri 177.4096811774214 0.00013962 deg
M 34.24427449519528 5.3414e-05 deg
tp 2456727.189765290094
(2014-Mar-10.68976529)
0.00042881 JED
period 2873.230224496976
7.87
0.00012719
3.482e-07
d
yr
n .1252945193638376 5.5466e-09 deg/d
Q 4.339514179827102 1.2807e-07 AU
  Orbit Determination Parameters
   # obs. used (total)      175  
   data-arc span      5387 days (14.75 yr)  
   first obs. used      2000-09-26  
   last obs. used      2015-06-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .59494  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 16:01:51  

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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