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55636 (2002 TX300)
Classification: TransNeptunian Object          SPK-ID: 2055636
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1262573766232215 4.8117e-06  
a 43.34720330317995 0.00041963 au
q 37.87429913016701 0.00020715 au
i 25.82901535047696 1.1943e-05 deg
node 324.3893497002135 7.3321e-05 deg
peri 341.1548847885813 0.0028233 deg
M 77.60918227780212 0.0032522 deg
tp 2436728.037846896637
(1959-Jun-08.53784690)
0.61583 TDB
period 104241.3556962724
285.40
1.5137
0.004144
d
yr
n .003453523772742658 5.0149e-08 deg/d
Q 48.8201074761929 0.00047262 au
  Orbit Determination Parameters
   # obs. used (total)      933  
   data-arc span      24264 days (66.43 yr)  
   first obs. used      1954-08-27  
   last obs. used      2021-01-31  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      2  
   norm. resid. RMS      .34444  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 11:11:18  

Additional Information
 Earth MOID = 36.8676 au 
 Jupiter MOID = 32.8262 au 
 T_jup = 5.274 
[ 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 3.57   n/a MPCxxxxx  
rotation period rot_per 8.12 h n/a LCDB (Rev. 2020-October); 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:
[Sheppard, S.S.; Jewitt, D.C. (2003) Earth, Moon, and Planets 92, 207-219.]
[Thirouin, A.; Ortiz, J.L.; Duffard, R.; Santos-Sanz, P.; et al. (2010) Astron. Astrophys. 522, A93.]
[Thirouin, A.; Ortiz, J.L.; Campo Bagatin, A.; Pravec, P.; et al. (2012) Mon. Not. Royal Ast. Soc. 424, 3156-3177.]

55636 (2002 TX300)          Discovered 2002-Oct-15 by Palomar Mountain/N at Palomar Mountain/
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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