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9075 (1994 GD9)
Classification: Main-belt Asteroid          SPK-ID: 2009075
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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3149157378176574 1.0318e-07  
a 2.44912755632817 2.8342e-08 AU
q 1.677858744917529 2.4551e-07 AU
i 22.55611465331717 1.2291e-05 deg
node 198.4583684928574 2.3057e-05 deg
peri 302.7513583839517 3.0093e-05 deg
M 182.257669374441 1.4943e-05 deg
tp 2457691.700277448144
(2016-Oct-30.20027745)
6.055e-05 JED
period 1399.959700120811
3.83
2.4302e-05
6.654e-08
d
yr
n .2571502593745615 4.4638e-09 deg/d
Q 3.220396367738812 3.7268e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      359  
   data-arc span      9341 days (25.57 yr)  
   first obs. used      1988-09-11  
   last obs. used      2014-04-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57646  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 19:26:27  

Additional Information
 Earth MOID = .772294 AU 
 T_jup = 3.327 
[ 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 14.5 mag n/a MPO267744  

9075 (1994 GD9)          Discovered 1994-Apr-14 by Helin, E. F. at Palomar (675)
Reference: 19980808/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1994 GD9 = 1989 YQ 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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