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38962 Chuwinghung (2000 TN2)
Classification: Main-belt Asteroid          SPK-ID: 2038962
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1876959038751407 7.4114e-08  
a 2.791348353090191 3.317e-08 AU
q 2.267423700926543 2.1143e-07 AU
i 8.887602543547009 8.7485e-06 deg
node 69.14526473367889 5.4523e-05 deg
peri 31.05440665001355 6.0046e-05 deg
M 336.2179529198378 2.7428e-05 deg
tp 2457113.029455823080
(2015-Mar-31.52945582)
0.00013081 JED
period 1703.411147062305
4.66
3.0363e-05
8.313e-08
d
yr
n .2113406388239588 3.7671e-09 deg/d
Q 3.31527300525384 3.9396e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      720  
   data-arc span      10173 days (27.85 yr)  
   first obs. used      1986-11-28  
   last obs. used      2014-10-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50107  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Oct-09 15:21:21  

Additional Information
 Earth MOID = 1.28911 AU 
 T_jup = 3.286 
[ 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 13.5 mag n/a MPO266140  

38962 Chuwinghung           Discovered 2000 Oct. 5 by W. K. Y. Yeung at the Desert Beaver Observatory.
Chu Wing Hung (b. 1946), a veteran amateur astronomer in Hong Kong since the 1960s, has put tremendous efforts into lunar and planetary observation and has compiled the comprehensive lunar atlas Photographic Moon Book. This work is freely available to lunar observers via the internet.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20061109/MPCPages.arcLast Updated: 2006-11-13

[ show close-approach data ]
Alternate Designations
 2000 TN2 = 1986 WG11 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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