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120088 (2003 EW32)
Classification: Main-belt Asteroid          SPK-ID: 2120088
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .173045336336918 5.4738e-08  
a 2.609976978091231 1.669e-08 au
q 2.158332634085821 1.4728e-07 au
i 5.393486566076778 5.8099e-06 deg
node 163.0933375912142 4.0326e-05 deg
peri 184.5131312612331 4.1662e-05 deg
M 261.8085736607247 1.1578e-05 deg
tp 2459620.572749741036
(2022-Feb-10.07274974)
5.1321e-05 TDB
period 1540.116031966474
4.22
1.4773e-05
4.045e-08
d
yr
n .233748621875158 2.2422e-09 deg/d
Q 3.061621322096641 1.9579e-08 au
  Orbit Determination Parameters
   # obs. used (total)      780  
   data-arc span      9137 days (25.02 yr)  
   first obs. used      1995-04-23  
   last obs. used      2020-04-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55723  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:04:52  

Additional Information
 Earth MOID = 1.14982 au 
 Jupiter MOID = 2.36029 au 
 T_jup = 3.383 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.53   n/a E2021B55  
diameter diameter 5.412 km 0.191 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 4.837 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.046   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

120088 (2003 EW32)          Discovered 2003-Mar-07 by LONEOS at Anderson Mesa
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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