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6761 Haroldconnolly (1981 EV19)
Classification: Main-belt Asteroid          SPK-ID: 2006761
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1540375216589184 6.3305e-08  
a 3.151035139225508 2.6622e-08 au
q 2.665657495719046 2.0207e-07 au
i 4.429088897969211 7.6671e-06 deg
node 188.5429589405781 6.6438e-05 deg
peri 215.8288476849329 6.9583e-05 deg
M 225.8295081410125 2.1563e-05 deg
tp 2458361.934950508781
(2018-Aug-31.43495051)
0.00012771 JED
period 2043.046711576911
5.59
2.5892e-05
7.089e-08
d
yr
n .1762074249012822 2.2331e-09 deg/d
Q 3.636412782731971 3.0723e-08 au
  Orbit Determination Parameters
   # obs. used (total)      825  
   data-arc span      23155 days (63.39 yr)  
   first obs. used      1951-12-27  
   last obs. used      2015-05-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .60314  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 15:56:02  

Additional Information
 Earth MOID = 1.67464 au 
 Jupiter MOID = 1.77369 au 
 T_jup = 3.185 
[ 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 14.0 mag n/a MPO296191  

6761 Haroldconnolly           Discovered 1981 Mar. 2 by S. J. Bus at Siding Spring in the course of the U.K. Schmidt-Caltech Asteroid Survey.
Harold C. Connolly (b. 1965) is a professor at Kingsborough Community College in New York. His work on petrologic and experimental studies of meteorites has played a key role in understanding the origin and evolution of chondrules and calcium-aluminum inclusions in the solar nebula.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20060809/MPCPages.arcLast Updated: 2007-08-08

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Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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