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31192 Aigoual (1997 YH16)
Classification: Main-belt Asteroid          SPK-ID: 2031192
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1868949842172228 5.414e-08  
a 2.751484664211606 1.7856e-08 au
q 2.237245981319847 1.5388e-07 au
i 3.45283991214166 4.5367e-06 deg
node 65.61733974794372 9.5096e-05 deg
peri 278.1309633459417 9.5869e-05 deg
M 138.0519485895935 1.2285e-05 deg
tp 2456961.222952355047
(2014-Oct-30.72295236)
5.5372e-05 JED
period 1667.051711355064
4.56
1.6228e-05
4.443e-08
d
yr
n .2159501097343728 2.1021e-09 deg/d
Q 3.265723347103364 2.1193e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1031  
   data-arc span      13640 days (37.34 yr)  
   first obs. used      1978-10-28  
   last obs. used      2016-03-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55015  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Mar-24 17:05:59  

Additional Information
 Earth MOID = 1.23198 au 
 Jupiter MOID = 2.13948 au 
 T_jup = 3.317 
[ 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 13.9 mag n/a MPO309395  
rotation period rot_per 4.3291 h n/a LCDB (Rev. 2016-February); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2016) Astron. J. 150, A75.]

31192 Aigoual           Discovered 1997 Dec. 29 at Pises.
Mount Aigoual is the highest mountain of the Cevennes.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20020328/MPCPages.arcLast Updated: 2003-10-02

Alternate Designations
 1997 YH16 = 1978 UB4 = 1994 CG10 = 1996 RW26 = 2001 QS93 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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