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9837 Jerryhorow (1986 AA2)
Classification: Main-belt Asteroid          SPK-ID: 2009837
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02223429893276008 4.6581e-08  
a 2.70955943846882 1.7838e-08 au
q 2.649314283937823 1.2208e-07 au
i 5.776676673426131 4.8278e-06 deg
node 116.1872158758206 4.7525e-05 deg
peri 64.23210694809742 0.00012498 deg
M 240.7203531946301 0.00011511 deg
tp 2458140.271927713855
(2018-Jan-21.77192771)
0.00052141 JED
period 1629.095148932313
4.46
1.6088e-05
4.405e-08
d
yr
n .2209815677346649 2.1823e-09 deg/d
Q 2.769804592999817 1.8235e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1424  
   data-arc span      13774 days (37.71 yr)  
   first obs. used      1978-05-06  
   last obs. used      2016-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53469  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Feb-25 18:36:41  

Additional Information
 Earth MOID = 1.65779 au 
 Jupiter MOID = 2.20543 au 
 T_jup = 3.356 
[ 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 12.9 mag n/a MPO263437  
rotation period rot_per 17.40 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:
[Clark, M. (2015) Minor Planet Bul. 42, 15-20.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2016) Astron. J. 150, A75.]

9837 Jerryhorow           Discovered 1986 Jan. 12 by I. Horowitz at the Anderson Mesa Station of the Lowell Observatory.
Jerome Horowitz (1928-2009) was the father of the discoverer.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20111210/MPCPages.arcLast Updated: 2011-12-12

Alternate Designations
 1986 AA2 = 1978 JO1 = 1989 WX3 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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