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6443 (1988 RH12)
Classification: Jupiter Trojan          SPK-ID: 2006443
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .125816885818106 9.2055e-08  
a 5.244998829954683 1.1122e-07 au
q 4.585089411050174 4.8237e-07 au
i 9.497899041319089 9.0148e-06 deg
node 168.1533249209713 4.9263e-05 deg
peri 200.0984411542447 6.113e-05 deg
M 104.5009750656502 3.2762e-05 deg
tp 2456326.896152717997
(2013-Feb-03.39615272)
0.00039435 JED
period 4387.493846191207
12.01
0.00013956
3.821e-07
d
yr
n .08205139713472573 2.6099e-09 deg/d
Q 5.904908248859191 1.2522e-07 au
  Orbit Determination Parameters
   # obs. used (total)      577  
   data-arc span      10014 days (27.42 yr)  
   first obs. used      1988-09-14  
   last obs. used      2016-02-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53635  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Feb-25 18:18:56  

Additional Information
 Earth MOID = 3.58464 au 
 Jupiter MOID = .371008 au 
 T_jup = 2.957 
[ 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 12.1 mag n/a MPO365326  

6443 (1988 RH12)          Discovered 1988-Sep-14 by Bus, S. J. at Cerro Tololo
Reference: DISCOVERY.DBLast Updated: 2003-08-29
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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