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4835 (1989 BQ)
Classification: Jupiter Trojan          SPK-ID: 2004835
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2516710506881108 8.2527e-08  
a 5.189226729677669 1.0898e-07 AU
q 3.883248586360861 4.4309e-07 AU
i 19.56998565112913 9.6132e-06 deg
node 125.4821677116339 2.4045e-05 deg
peri 355.1569184827409 3.0197e-05 deg
M 76.27744197708974 1.6071e-05 deg
tp 2456085.658165653135
(2012-Jun-07.15816565)
0.00019009 JED
period 4317.699333228703
11.82
0.00013601
3.724e-07
d
yr
n .08337773712714684 2.6265e-09 deg/d
Q 6.495204872994477 1.364e-07 AU
  Orbit Determination Parameters
   # obs. used (total)      685  
   data-arc span      12762 days (34.94 yr)  
   first obs. used      1979-07-13  
   last obs. used      2014-06-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53906  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 00:09:14  

Additional Information
 Earth MOID = 2.89965 AU 
 T_jup = 2.824 
[ 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 10.6 mag n/a MPO309187  

4835 (1989 BQ)          Discovered 1989-Jan-29 by Iwamoto and Furuta at Tokushima
Reference: DISCOVERY.DBLast Updated: 2003-08-29
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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