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48233 (2001 LY9)
Classification: Main-belt Asteroid          SPK-ID: 2048233
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2280484457434817 4.0194e-08  
a 3.1731475270996 1.9681e-08 au
q 2.449516165429764 1.306e-07 au
i 6.864536402620042 4.0892e-06 deg
node 127.297334792912 3.7877e-05 deg
peri 233.7966732096132 3.8815e-05 deg
M 332.8954513384546 8.0026e-06 deg
tp 2458755.943834855650
(2019-Sep-29.44383486)
4.5712e-05 TDB
period 2064.590015749906
5.65
1.9208e-05
5.259e-08
d
yr
n .1743687595375878 1.6223e-09 deg/d
Q 3.896778888769437 2.417e-08 au
  Orbit Determination Parameters
   # obs. used (total)      887  
   data-arc span      8502 days (23.28 yr)  
   first obs. used      1996-07-21  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52098  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:36:14  

Additional Information
 Earth MOID = 1.45302 au 
 Jupiter MOID = 1.58447 au 
 T_jup = 3.150 
[ 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 14.1   n/a MPO449309  
diameter diameter 8.474 km 0.649 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.62 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Polishook, D.; Ofek, E.O.; Waszczak, A.; Kulkarni, S.R.; et al. (2012). Mon. Not. Royal Ast. Soc. 421, 2094-2108.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.062   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48233 (2001 LY9)          Discovered 2001-Jun-15 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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