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8692 (1992 WH)
Classification: Main-belt Asteroid          SPK-ID: 2008692
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1273800592133768 5.5493e-08  
a 2.353803867791239 1.3821e-08 AU
q 2.053976191735316 1.3209e-07 AU
i 5.212180195937397 5.7761e-06 deg
node 234.2097742286507 6.444e-05 deg
peri 75.86425636183677 6.8417e-05 deg
M 127.4134699875249 2.2691e-05 deg
tp 2456533.661486187853
(2013-Aug-29.16148619)
8.2591e-05 JED
period 1319.02745438789
3.61
1.1618e-05
3.181e-08
d
yr
n .2729283600598459 2.4039e-09 deg/d
Q 2.653631543847163 1.5582e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1120  
   data-arc span      12196 days (33.39 yr)  
   first obs. used      1981-10-24  
   last obs. used      2015-03-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50579  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Apr-07 16:32:42  

Additional Information
 Earth MOID = 1.04803 AU 
 T_jup = 3.539 
[ 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 14.1 mag n/a MPO332901  
rotation period rot_per 4.6981 h n/a LCDB (Rev. 2015-July); 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. (2015) Astron. J., in press.]

8692 (1992 WH)          Discovered 1992-Nov-16 by Ueda, S., Kaneda, H. at Kushiro
Reference: 19980511/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1992 WH = 1981 UP29 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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