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5538 Luichewoo (1964 TU2)
Classification: Main-belt Asteroid          SPK-ID: 2005538
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1676956732757932 7.915e-08  
a 2.289016616485592 1.2907e-08 AU
q 1.905158433844562 1.7821e-07 AU
i 5.229247449645519 7.2833e-06 deg
node 335.4202000068516 5.9423e-05 deg
peri 45.56372606190359 6.5494e-05 deg
M 170.3355831440643 2.4527e-05 deg
tp 2456401.985431940708
(2013-Apr-19.48543194)
8.4192e-05 JED
period 1264.945588727117
3.46
1.0699e-05
2.929e-08
d
yr
n .2845972215787234 2.4071e-09 deg/d
Q 2.672874799126621 1.5071e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      759  
   data-arc span      18422 days (50.44 yr)  
   first obs. used      1964-10-09  
   last obs. used      2015-03-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56473  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Apr-07 16:22:09  

Additional Information
 Earth MOID = .911466 AU 
 T_jup = 3.575 
[ 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 14.4 mag n/a MPO324358  

5538 Luichewoo (1964 TU2)          Discovered 1964-Oct-09 by Purple Mountain Obs. at Nanking
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1964 TU2 = 1983 CP4 = 1985 XO 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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