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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1007841488957194 7.3063e-08  
a 2.218933168819892 1.1985e-08 AU
q 1.995299877943898 1.6108e-07 AU
i 4.66008976131647 7.7584e-06 deg
node 130.2162220284952 7.6048e-05 deg
peri 356.1238811638641 8.4328e-05 deg
M 270.6107825088006 3.6959e-05 deg
tp 2457100.276368837280
(2015-Mar-18.77636884)
0.00012499 JED
period 1207.298775068096
3.31
9.7812e-06
2.678e-08
d
yr
n .2981863374952026 2.4158e-09 deg/d
Q 2.442566459695886 1.3193e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      823  
   data-arc span      13604 days (37.25 yr)  
   first obs. used      1976-05-02  
   last obs. used      2013-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53303  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 18:21:10  

Additional Information
 Earth MOID = 1.01048 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 (033)
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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