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102539 (1999 UT10)
Classification: Main-belt Asteroid          SPK-ID: 2102539
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2301035351406613 3.1472e-08  
a 2.34226906205893 8.5373e-09 au
q 1.80330467062857 7.7023e-08 au
i 20.97423564174178 5.9831e-06 deg
node 7.058874829213002 9.2181e-06 deg
peri 78.95239602021432 1.7646e-05 deg
M 318.3845753720317 1.3153e-05 deg
tp 2459351.858017107892
(2021-May-17.35801711)
4.7879e-05 TDB
period 1309.34351015179
3.58
7.1586e-06
1.96e-08
d
yr
n .274946946472638 1.5032e-09 deg/d
Q 2.881233453489291 1.0502e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1461  
   data-arc span      7744 days (21.20 yr)  
   first obs. used      1999-10-31  
   last obs. used      2021-01-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41888  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:31:43  

Additional Information
 Earth MOID = .934471 au 
 Jupiter MOID = 2.6285 au 
 T_jup = 3.441 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.59   n/a E2021B55  
rotation period rot_per 2.858 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

102539 (1999 UT10)          Discovered 1999-Oct-31 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1999 UT10 = 2002 PT128 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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