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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01287023315125232 4.7562e-08  
a 2.924535539231325 2.3122e-08 AU
q 2.886896084982294 1.3476e-07 AU
i 2.320321281088088 5.1252e-06 deg
node 161.3690344482775 0.00011933 deg
peri 124.6067936349821 0.00023682 deg
M 136.5191508170619 0.00020448 deg
tp 2456307.752672097195
(2013-Jan-15.25267210)
0.0010372 JED
period 1826.769625744272
5.00
2.1665e-05
5.932e-08
d
yr
n .1970691842729359 2.3371e-09 deg/d
Q 2.962174993480355 2.342e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1685  
   data-arc span      12873 days (35.24 yr)  
   first obs. used      1979-12-23  
   last obs. used      2015-03-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51036  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Apr-07 16:38:30  

Additional Information
 Earth MOID = 1.87266 AU 
 T_jup = 3.277 
[ 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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