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JPL Small-Body Database Browser
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351287 (2004 TW18)
Classification: Inner Main-belt Asteroid          SPK-ID: 2351287
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07771783956559847 9.249e-08  
a 1.880829839098621 1.6868e-08 au
q 1.734655807413364 1.7619e-07 au
i 19.86272725789572 1.0731e-05 deg
node 320.1851611066946 1.3573e-05 deg
peri 155.9485215505208 4.3261e-05 deg
M 142.2712909065316 4.8405e-05 deg
tp 2458228.161917788602
(2018-Apr-19.66191779)
0.00012397 TDB
period 942.1557135104997
2.58
1.2675e-05
3.47e-08
d
yr
n .3821024431923567 5.1404e-09 deg/d
Q 2.027003870783878 1.8179e-08 au
  Orbit Determination Parameters
   # obs. used (total)      135  
   data-arc span      5416 days (14.83 yr)  
   first obs. used      2003-03-29  
   last obs. used      2018-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56048  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Feb-06 09:22:14  

Additional Information
 Earth MOID = .75691 au 
 Jupiter MOID = 3.02642 au 
 T_jup = 3.894 
[ 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 17.4   n/a MPO434217  

351287 (2004 TW18)          Discovered 2004-Oct-08 by LINEAR at Socorro
Reference: 20130127/Numbers.arcLast Updated: 2013-01-31

[ show close-approach data ]
Alternate Designations
 2004 TW18 = 2008 BR32 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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