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185641 Judd (2008 EH69)
Classification: Main-belt Asteroid          SPK-ID: 2185641
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .016098730952996 1.2894e-07  
a 2.628743098884975 6.7197e-08 AU
q 2.586423670991481 3.6032e-07 AU
i 2.768649442156655 1.2228e-05 deg
node 164.2796915061537 0.00017345 deg
peri 344.4635513455581 0.00045426 deg
M 185.633126654033 0.00040965 deg
tp 2457554.518713594430
(2016-Jun-15.01871359)
0.001766 JED
period 1556.756347608576
4.26
5.9692e-05
1.634e-07
d
yr
n .2312500607773445 8.867e-09 deg/d
Q 2.67106252677847 6.8279e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      138  
   data-arc span      3360 days (9.20 yr)  
   first obs. used      2004-04-19  
   last obs. used      2013-07-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55559  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Aug-08 02:29:02  

Additional Information
 Earth MOID = 1.59607 AU 
 T_jup = 3.399 
[ 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 16.7 mag n/a MPO266568  

185641 Judd           Discovered 2008 Mar. 5 by J. Young at Table Mountain Observatory.
Michele Judd (b. 1965) was a senior engineer in the Jet Propulsion Laboratory Science Division 32 from 2003 to 2008 and consistently provided outstanding service. Her efforts resulted in significant improvements in the environment for researchers at JPL.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20090209/MPCPages.arcLast Updated: 2009-02-11

[ show close-approach data ]
Alternate Designations
 2008 EH69 = 2004 HL39 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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