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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1266410136778953 1.0724e-07  
a 5.243896814584836 1.2463e-07 AU
q 4.579804406363526 5.8796e-07 AU
i 9.497541124354699 1.1202e-05 deg
node 168.1596398014446 5.4161e-05 deg
peri 199.9359367405147 6.6114e-05 deg
M 55.32017577756064 3.3283e-05 deg
tp 2456326.498778561880
(2013-Feb-02.99877856)
0.00040609 JED
period 4386.111148550336
12.01
0.00015637
4.281e-07
d
yr
n .08207726339059702 2.9261e-09 deg/d
Q 5.907989222806146 1.4042e-07 AU
  Orbit Determination Parameters
   # obs. used (total)      481  
   data-arc span      9601 days (26.29 yr)  
   first obs. used      1988-09-14  
   last obs. used      2014-12-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56004  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 00:16:52  

Additional Information
 Earth MOID = 3.58049 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 12.0 mag n/a MPO250271  

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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