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190113 (2004 UX2)
Classification: Main-belt Asteroid          SPK-ID: 2190113
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1844804354041445 6.248e-08  
a 2.719110344354427 2.6017e-08 au
q 2.217487684116009 1.7984e-07 au
i 9.702352184024173 6.8513e-06 deg
node 128.2184811854281 3.1474e-05 deg
peri 216.6277942092389 3.4632e-05 deg
M 243.9248453068863 1.6568e-05 deg
tp 2459728.550484374824
(2022-May-29.05048437)
7.9712e-05 TDB
period 1637.716313000225
4.48
2.3505e-05
6.435e-08
d
yr
n .2198182903487697 3.1549e-09 deg/d
Q 3.220733004592845 3.0817e-08 au
  Orbit Determination Parameters
   # obs. used (total)      321  
   data-arc span      9330 days (25.54 yr)  
   first obs. used      1995-09-03  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48606  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:17:37  

Additional Information
 Earth MOID = 1.21564 au 
 Jupiter MOID = 2.19576 au 
 T_jup = 3.314 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457342.5 (2015-Nov-16.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .182611955095663 6.2426e-08  
q 2.225708100149795 1.7938e-07 au
tp 2458089.743038605019
(2017-Dec-02.24303860)
6.9034e-05 TDB
node 128.2701165833917 3.1439e-05 deg
peri 216.3127841449474 3.4695e-05 deg
i 9.702522261532454 6.8518e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      321  
   data-arc span      9330 days (25.54 yr)  
   first obs. used      1995-09-03  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48606  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:17:37  

Additional Information
 Jupiter MOID = 2.19576 au 
 T_jup = 3.314 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.896992873326916E-15 -1.113206465708002E-14 -1.275930309669266E-12 -1.216601008503162E-14 -1.976199972264145E-13 -8.443734303515524E-15
q -1.113206465708002E-14 3.21757340101776E-14 3.975959802109257E-12 3.117453922556542E-14 5.902111638450795E-13 2.514603348632253E-14
tp -1.275930309669266E-12 3.975959802109257E-12 4.765762095596817E-9 7.692249405407833E-12 1.022070847342233E-9 -9.346246761289676E-13
node -1.216601008503162E-14 3.117453922556542E-14 7.692249405407833E-12 9.883960728358188E-10 -9.717430760179675E-10 4.033898308955949E-11
peri -1.976199972264145E-13 5.902111638450795E-13 1.022070847342233E-9 -9.717430760179675E-10 1.203716949042022E-9 -4.0148808935463E-11
i -8.443734303515524E-15 2.514603348632253E-14 -9.346246761289676E-13 4.033898308955949E-11 -4.0148808935463E-11 4.694667967441817E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.98   n/a E2021B55  
rotation period rot_per 5.52 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:
[Chang, C.-K.; Lin, H.-W.; Ip, W.-H.; Prince, T.A.; et al. (2016) Astrophys. J. Sup. Ser. 227, A20.]

190113 (2004 UX2)          Discovered 2004-Oct-18 by LINEAR at Socorro
Reference: 20080819/Numbers.arcLast Updated: 2008-08-25
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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