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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 ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1676956898376002 8.7696e-08  
a 2.28901661840357 1.3201e-08 AU
q 1.905158397530652 1.9714e-07 AU
i 5.229249171264192 7.5244e-06 deg
node 335.4202009607449 6.0172e-05 deg
peri 45.56371881085387 6.759e-05 deg
M 170.3355867086726 2.5972e-05 deg
tp 2456401.985418663362
(2013-Apr-19.48541866)
8.9726e-05 JED
period 1264.945590316973
3.46
1.0942e-05
2.996e-08
d
yr
n .2845972212210253 2.4619e-09 deg/d
Q 2.672874839276487 1.5415e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      740  
   data-arc span      18127 days (49.63 yr)  
   first obs. used      1964-10-09  
   last obs. used      2014-05-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56968  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-16 13:32:03  

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 14.3 mag n/a PDS3 (MPC 28113)  

5538 Luichewoo (1964 TU2)          Discovered 1964-Oct-09 by Purple Mountain Obs. at Nanking (330)
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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