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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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .251671047253672 8.1888e-08  
a 5.189226733355589 1.0837e-07 AU
q 3.883248606935237 4.3877e-07 AU
i 19.56998483070041 9.4453e-06 deg
node 125.4821668707491 2.3978e-05 deg
peri 355.1569182577829 3.0002e-05 deg
M 76.27744251306758 1.6001e-05 deg
tp 2456085.658158252220
(2012-Jun-07.15815825)
0.00018892 JED
period 4317.699337819026
11.82
0.00013526
3.703e-07
d
yr
n .08337773703850455 2.6119e-09 deg/d
Q 6.495204859775942 1.3564e-07 AU
  Orbit Determination Parameters
   # obs. used (total)      697  
   data-arc span      13030 days (35.67 yr)  
   first obs. used      1979-07-13  
   last obs. used      2015-03-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53588  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Apr-07 16:19:40  

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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