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90568 (2004 GV9)
Classification: TransNeptunian Object          SPK-ID: 2090568
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0821172129835413 5.6908e-05  
a 42.21517262482846 0.0030825 au
q 38.74858030325846 0.00043757 au
i 21.95804120283452 0.00016848 deg
node 250.6321231816877 0.00043174 deg
peri 293.8919551879205 0.0045525 deg
M 34.67081476762552 0.0061486 deg
tp 2447951.932751935228
(1990-Mar-01.43275193)
1.0848 JED
period 100184.6721106406
274.29
10.973
0.03004
d
yr
n .003593364058749707 3.9358e-07 deg/d
Q 45.68176494639846 0.0033356 au
  Orbit Determination Parameters
   # obs. used (total)      64  
   data-arc span      22031 days (60.32 yr)  
   first obs. used      1954-12-21  
   last obs. used      2015-04-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      2  
   fit RMS      .65701  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 19:07:08  

Additional Information
 Earth MOID = 37.8106 au 
 Jupiter MOID = 33.694 au 
 T_jup = 5.389 
[ 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 4.0 mag n/a MPO202319  
rotation period rot_per 5.86 h n/a LCDB (Rev. 2016-February); Warner et al., 2009 Incomplete or inconclusive result.
Published Reference List:
[Dotto, E.; Pema, D.; Barucci, M.A.; Rossi, A. et al. (2008) Astron. Astrophys. 490, 829-833.]
[Perna, D.; Dotto, E.; Barucci, M.A.; Rossi, A.; et al. (2008) Bul. Amer. Astron. Soc. 40, 483 (47.08).]

90568 (2004 GV9)          Discovered 2004-Apr-13 by NEAT at Palomar
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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