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90568 (2004 GV9)
Classification: TransNeptunian Object          SPK-ID: 2090568
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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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 
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Orbital Elements at Epoch 2456342.5 (2013-Feb-19.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07611286420114445 4.1073e-05  
q 38.6805725823612 0.00034571 au
tp 2447106.362199810848
(1987-Nov-06.86219981)
1.3814 TDB
node 250.5377712602775 0.00014942 deg
peri 290.4794029863555 0.0058555 deg
i 22.02539388034376 9.4067e-05 deg
  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
 Jupiter MOID = 33.7713 au 
 T_jup = 5.386 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.687024531782263E-9 1.240985555628954E-8 3.200370684326007E-5 -5.758699793857147E-10 1.294085451461836E-7 4.877160596219933E-10
q 1.240985555628954E-8 1.195173720948575E-7 .000418234720347735 -4.630174617859244E-9 1.746391139909675E-6 3.878647856513925E-9
tp 3.200370684326007E-5 .000418234720347735 1.908188191878408 -1.310092889347787E-5 .008081876045967171 1.081372903477402E-5
node -5.758699793857147E-10 -4.630174617859244E-9 -1.310092889347787E-5 2.232642773325948E-8 -7.422722506166318E-8 -1.376894672689434E-8
peri 1.294085451461836E-7 1.746391139909675E-6 .008081876045967171 -7.422722506166318E-8 3.42872759437401E-5 5.687734106462496E-8
i 4.877160596219933E-10 3.878647856513925E-9 1.081372903477402E-5 -1.376894672689434E-8 5.687734106462496E-8 8.848640542873932E-9

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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