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5434 Tomwhitney (1989 ES)
Classification: Main-belt Asteroid          SPK-ID: 2005434
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0812196904310829 7.8417e-08  
a 3.184456333955799 4.0294e-08 AU
q 2.925815776320608 2.4366e-07 AU
i 17.06218853796997 9.1985e-06 deg
node 172.6416344748655 1.9388e-05 deg
peri 315.5703191516261 5.7835e-05 deg
M 226.8230393195613 5.8953e-05 deg
tp 2457768.352800598115
(2017-Jan-14.85280060)
0.00034684 JED
period 2075.636857929313
5.68
3.9396e-05
1.079e-07
d
yr
n .1734407435600953 3.2919e-09 deg/d
Q 3.443096891590991 4.3567e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      949  
   data-arc span      23481 days (64.29 yr)  
   first obs. used      1950-06-18  
   last obs. used      2014-10-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50619  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Oct-09 14:04:02  

Additional Information
 Earth MOID = 1.96167 AU 
 T_jup = 3.125 
[ 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 12.3 mag n/a MPO309192  

5434 Tomwhitney           Discovered 1989 Mar. 6 by E. F. Helin at Palomar.
Thomas (Tom) D. Whitney (b. 1941) served as president of the Amherst Area Amateur Astronomers Association for more than two decades. He ran weekly daytime solar and nighttime observing sessions, along with planetarium shows and introductory astronomy classes, acquainting the public with the wonders of the heavens.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2014-09-09Last Updated: 2014-09-12

[ show close-approach data ]
Alternate Designations
 1989 ES = 1986 TX14 = 1991 PF9 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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