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JPL Small-Body Database Browser
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452556 (2004 XW155)
Classification: Main-belt Asteroid          SPK-ID: 2452556
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1602500068248845 7.5721e-08  
a 3.116817320413102 7.1666e-08 au
q 2.617347323544984 2.4722e-07 au
i 23.85513047627975 9.6218e-06 deg
node 81.49946074005879 2.1758e-05 deg
peri 64.28753243417445 0.00015144 deg
M 168.6579590472758 0.00011734 deg
tp 2457658.892758996402
(2016-Sep-27.39275900)
0.00066766 TDB
period 2009.858346894129
5.50
6.932e-05
1.898e-07
d
yr
n .1791171007431019 6.1778e-09 deg/d
Q 3.61628731728122 8.3151e-08 au
  Orbit Determination Parameters
   # obs. used (total)      156  
   data-arc span      5878 days (16.09 yr)  
   first obs. used      2001-05-15  
   last obs. used      2017-06-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64153  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 12:21:54  

Additional Information
 Earth MOID = 1.71809 au 
 Jupiter MOID = 1.86305 au 
 T_jup = 3.067 
[ 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 15.8   n/a MPO413517  
diameter diameter 4.776 km 0.504 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.031   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

452556 (2004 XW155)          Discovered 2004-Dec-14 by LINEAR at Socorro
Reference: Last Updated: 2016-01-04

[ show close-approach data ]
Alternate Designations
 2004 XW155 = 2001 JH2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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