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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07762223740553165 4.1362e-05  
a 42.11628745175708 0.0022136 au
q 38.84712698853718 0.00032807 au
i 21.93409763489754 9.3853e-05 deg
node 250.6634169466133 0.00015026 deg
peri 295.5683841080104 0.0048569 deg
M 38.52575247239773 0.005546 deg
tp 2448316.787863194726
(1991-Mar-01.28786319)
1.1383 TDB
period 99832.86820953108
273.33
7.8707
0.02155
d
yr
n .003606026817184349 2.8429e-07 deg/d
Q 45.38544791497698 0.0023854 au
  Orbit Determination Parameters
   # obs. used (total)      127  
   data-arc span      23191 days (63.49 yr)  
   first obs. used      1954-12-21  
   last obs. used      2018-06-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .40054  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 13:20:44  

Additional Information
 Earth MOID = 37.9073 au 
 Jupiter MOID = 33.7713 au 
 T_jup = 5.386 
[ 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 3.8   n/a MPO453344  
rotation period rot_per 5.86 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
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) Bull. Amer. Astron. Soc. 40, #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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