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10612 Houffalize (1997 JR17)
Classification: Main-belt Asteroid          SPK-ID: 2010612
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01124194140391261 4.21e-08  
a 2.928459992036057 1.9827e-08 au
q 2.895538416401885 1.2313e-07 au
i 2.322120461209999 4.9648e-06 deg
node 161.351591552167 0.00010204 deg
peri 123.2110611004529 0.00024742 deg
M 256.0180302223268 0.00022692 deg
tp 2458129.204380951105
(2018-Jan-10.70438095)
0.0011552 JED
period 1830.447889661596
5.01
1.8589e-05
5.089e-08
d
yr
n .1966731760206268 1.9973e-09 deg/d
Q 2.961381567670228 2.005e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1938  
   data-arc span      13248 days (36.27 yr)  
   first obs. used      1979-12-23  
   last obs. used      2016-03-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50332  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 13:09:14  

Additional Information
 Earth MOID = 1.87974 au 
 Jupiter MOID = 2.02609 au 
 T_jup = 3.276 
[ 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 13.2 mag n/a MPO332919  

10612 Houffalize           Discovered 1997 May 3 by E. W. Elst at the European Southern Observatory.
Houffalize, a small city on the Ourthe river in the province of Luxemburg (Belgium), was completely destroyed at the end of 1944. Rebuilt, it is now a tourist attraction.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20071124/MPCPages.arcLast Updated: 2007-11-26

Alternate Designations
 1997 JR17 = 1979 YW1 = 1988 RX5 = 1997 LG14 = 1998 OT13 = 1998 QC22 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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