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23274 Wuminchun (2000 YK91)
Classification: Main-belt Asteroid          SPK-ID: 2023274
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06845736139871335 9.5105e-08  
a 2.993005147041107 4.2472e-08 AU
q 2.788111912021904 2.9057e-07 AU
i 9.191832643597865 1.1168e-05 deg
node 293.08725024 7.827e-05 deg
peri 350.212095013537 0.00015491 deg
M 72.38791781021328 0.0001352 deg
tp 2456620.202731346460
(2013-Nov-23.70273135)
0.0007101 JED
period 1891.296515451894
5.18
4.0258e-05
1.102e-07
d
yr
n .1903456158560013 4.0517e-09 deg/d
Q 3.197898382060309 4.538e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      365  
   data-arc span      7714 days (21.12 yr)  
   first obs. used      1993-07-22  
   last obs. used      2014-09-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .539  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Sep-12 14:17:29  

Additional Information
 Earth MOID = 1.77349 AU 
 T_jup = 3.232 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.5 mag n/a MPO302206  

23274 Wuminchun           Discovered 2000 Dec. 30 by the Lincoln Laboratory Near-Earth Asteroid Research Team in Socorro.
Wu Min-Chun (b. 1989) was awarded second place in the 2007 Intel International Science and Engineering Fair for his plant sciences project. He attends the Taipei Municipal Jianguo High School, Taipei, Taiwan.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070828/MPCPages.arcLast Updated: 2007-08-30

[ show close-approach data ]
Alternate Designations
 2000 YK91 = 1999 VB48 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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