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1006 Lagrangea (1923 OU)
Classification: Main-belt Asteroid          SPK-ID: 2001006
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3530195104596429 5.1389e-08  
a 3.153564187624895 1.2938e-08 AU
q 2.040294501906493 1.6152e-07 AU
i 10.9214307007293 8.1378e-06 deg
node 294.796509855891 3.2645e-05 deg
peri 86.30111827845181 3.4291e-05 deg
M 70.98075939591068 8.9716e-06 deg
tp 2456397.189916734185
(2013-Apr-14.68991673)
5.1099e-05 JED
period 2045.506855820679
5.60
1.2588e-05
3.446e-08
d
yr
n .1759954990987133 1.0831e-09 deg/d
Q 4.266833873343296 1.7505e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1093  
   data-arc span      33070 days (90.54 yr)  
   first obs. used      1923-09-16  
   last obs. used      2014-04-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52348  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 13:37:07  

Additional Information
 Earth MOID = 1.07632 AU 
 T_jup = 3.080 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 11.3 mag n/a MPO250203  
diameter diameter 29.56 km 2.3 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 3
rotation period rot_per 32.79 h n/a Asteroid Lightcurve DataBase (Rev. 2013-Sep-12) Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Behrend, R. (2001) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.0670   0.012 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 3

1006 Lagrangea (1923 OU)          Discovered 1923-Sep-12 by Belyavskij, S. at Simeis (094)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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