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JPL Small-Body Database Browser
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1240 Centenaria (1932 CD)
Classification: Main-belt Asteroid          SPK-ID: 2001240
[ 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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1749684784011746 3.8394e-08  
a 2.866962018451536 1.0979e-08 au
q 2.365334036449111 1.1149e-07 au
i 10.16857034465135 4.3438e-06 deg
node 323.7129692055179 2.1891e-05 deg
peri 24.11699196424864 2.4429e-05 deg
M 123.269565491452 1.1049e-05 deg
tp 2457993.365795857999
(2017-Aug-27.86579586)		 5.3567e-05 TDB
period 1773.092268312382
4.85		 1.0185e-05
2.789e-08		 d
yr
n .2030351191721375 1.1663e-09 deg/d
Q 3.368590000453962 1.29e-08 au
   Orbit Determination Parameters
   # obs. used (total)      2503  
   data-arc span      32491 days (88.96 yr)  
   first obs. used      1930-12-13  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47369  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-03 20:19:20  

Additional Information
 Earth MOID = 1.36099 au 
 Jupiter MOID = 2.05408 au 
 T_jup = 3.254 
[ 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 10.1   n/a MPO250207  
diameter diameter 63.035 km 0.266 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 11.2907 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Behrend, R. (2005) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Oey, J. (2008) Minor Planet Bull. 35, 132-135.]
geometric albedo albedo 0.056   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

1240 Centenaria (1932 CD)          Discovered 1932-Feb-05 by Schorr, R. at Bergedorf
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1932 CD = 1930 VA = 1930 XG = A915 RF 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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