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115596 (2003 UC99)
Classification: Main-belt Asteroid          SPK-ID: 2115596
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07132378071994933 5.2035e-08  
a 2.978147390015454 1.9881e-08 au
q 2.765734658618303 1.544e-07 au
i 16.35081436093207 4.0054e-06 deg
node 79.39946480662945 1.5e-05 deg
peri 269.3372730248581 3.4123e-05 deg
M 178.585773010741 3.3387e-05 deg
tp 2458269.259050069322
(2018-May-30.75905007)
0.00017208 TDB
period 1877.230959237053
5.14
1.8798e-05
5.147e-08
d
yr
n .1917718212714283 1.9203e-09 deg/d
Q 3.190560121412606 2.1299e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1221  
   data-arc span      10884 days (29.80 yr)  
   first obs. used      1991-06-06  
   last obs. used      2021-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49711  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 08:56:49  

Additional Information
 Earth MOID = 1.81878 au 
 Jupiter MOID = 2.12792 au 
 T_jup = 3.195 
[ 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 14.10   n/a MPCxxxxx  
diameter diameter 9.685 km 0.159 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 51.4193 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.057   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

115596 (2003 UC99)          Discovered 2003-Oct-19 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2003 UC99 = 1991 LV1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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