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JPL Small-Body Database Browser
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27099 Xiaoyucao (1998 UJ43)
Classification: Main-belt Asteroid          SPK-ID: 2027099
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04071834074353008 4.3866e-08  
a 2.459218661678459 1.0663e-08 au
q 2.359083358249388 1.0997e-07 au
i 4.698891140653808 4.8814e-06 deg
node 291.1933239476512 5.7422e-05 deg
peri 260.6732898148019 8.3235e-05 deg
M 318.4620467983465 6.087e-05 deg
tp 2458763.031198369536
(2019-Oct-06.53119837)
0.00023825 TDB
period 1408.620957536822
3.86
9.1617e-06
2.508e-08
d
yr
n .2555691068444078 1.6622e-09 deg/d
Q 2.559353965107531 1.1097e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1251  
   data-arc span      7949 days (21.76 yr)  
   first obs. used      1997-06-29  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5162  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 01:01:38  

Additional Information
 Earth MOID = 1.36403 au 
 Jupiter MOID = 2.42487 au 
 T_jup = 3.485 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.8   n/a MPO381475  

27099 Xiaoyucao           Discovered 1998 Oct. 28 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Xiaoyu Cao (b. 1993) was a finalist in the 2010 Intel Science Talent Search, a science competition for high-school seniors, for her chemistry project. She attends the Torrey Pines High School, San Diego, California, U.S.A.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20110319/MPCPages.arcLast Updated: 2011-03-23

[ show close-approach data ]
Alternate Designations
 1998 UJ43 = 2000 AU239 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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