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6305 Helgoland (1989 GE8)
Classification: Main-belt Asteroid          SPK-ID: 2006305
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1009907001537682 6.5533e-08  
a 2.218985431217163 1.0527e-08 au
q 1.99488853888753 1.4671e-07 au
i 4.660016952510957 7.1104e-06 deg
node 130.2126447656056 6.858e-05 deg
peri 355.8329329219874 7.5992e-05 deg
M 89.76424358394314 3.1673e-05 deg
tp 2457099.455305349385
(2015-Mar-17.95530535)
0.00010567 JED
period 1207.341428470609
3.31
8.5917e-06
2.352e-08
d
yr
n .2981758030584832 2.1219e-09 deg/d
Q 2.443082323546796 1.159e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1029  
   data-arc span      14268 days (39.06 yr)  
   first obs. used      1976-05-02  
   last obs. used      2015-05-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50137  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 15:54:29  

Additional Information
 Earth MOID = 1.01019 au 
 Jupiter MOID = 2.5988 au 
 T_jup = 3.640 
[ 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 14.6 mag n/a MPO267733  

6305 Helgoland (1989 GE8)          Discovered 1989-Apr-06 by Borngen, F. at Tautenburg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1989 GE8 = 1976 JE2 = 1992 AB3 = 1993 OM11 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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