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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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2516710496381383 8.2691e-08  
a 5.189226730756842 1.091e-07 AU
q 3.883248592616983 4.4417e-07 AU
i 19.56998562256421 9.638e-06 deg
node 125.4821676984095 2.4045e-05 deg
peri 355.1569183730175 3.0203e-05 deg
M 76.27744200156283 1.6072e-05 deg
tp 2456085.658165074233
(2012-Jun-07.15816507)
0.00019011 JED
period 4317.699334575593
11.82
0.00013616
3.728e-07
d
yr
n .08337773710113747 2.6294e-09 deg/d
Q 6.495204868896701 1.3655e-07 AU
  Orbit Determination Parameters
   # obs. used (total)      654  
   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      .55131  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 12:10:23  

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 10.5 mag n/a MPO263391  

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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