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JPL Small-Body Database Browser
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277515 (2005 WB189)
Classification: Main-belt Asteroid          SPK-ID: 2277515
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03241753203417794 7.7371e-08  
a 2.61738625815172 2.5887e-08 au
q 2.532537055282269 1.9983e-07 au
i 22.83667077410083 6.8728e-06 deg
node 78.79800023286053 1.5651e-05 deg
peri 3.422272928123692 9.7765e-05 deg
M 49.75888641615907 9.6541e-05 deg
tp 2458386.719393188600
(2018-Sep-25.21939319)
0.00041425 TDB
period 1546.678874773033
4.23
2.2946e-05
6.282e-08
d
yr
n .2327567835002777 3.4531e-09 deg/d
Q 2.702235461021171 2.6727e-08 au
  Orbit Determination Parameters
   # obs. used (total)      200  
   data-arc span      6249 days (17.11 yr)  
   first obs. used      2001-12-19  
   last obs. used      2019-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62957  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 06:05:16  

Additional Information
 Earth MOID = 1.5482 au 
 Jupiter MOID = 2.52315 au 
 T_jup = 3.295 
[ 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 16.0   n/a MPO326320  
diameter diameter 2.215 km 0.313 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.172   0.091 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

277515 (2005 WB189)          Discovered 2005-Nov-30 by LINEAR at Socorro
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

[ show close-approach data ]
Alternate Designations
 2005 WB189 = 2001 YF152 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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