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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 ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1756031307108713 3.8197e-08  
a 2.865398586011861 1.038e-08 au
q 2.362225623573674 1.111e-07 au
i 10.17119665656602 4.1689e-06 deg
node 323.7173129659855 1.9573e-05 deg
peri 24.10946219977394 2.1667e-05 deg
M 245.1502857499003 1.0737e-05 deg
tp 2459765.701633654211
(2022-Jul-05.20163365)
5.433e-05 TDB
period 1771.642092834718
4.85
9.6264e-06
2.636e-08
d
yr
n .2032013133216888 1.1041e-09 deg/d
Q 3.368571548450047 1.2202e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2968  
   data-arc span      32908 days (90.10 yr)  
   first obs. used      1930-12-13  
   last obs. used      2021-01-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44448  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 19:04:20  

Additional Information
 Earth MOID = 1.357 au 
 Jupiter MOID = 2.05814 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 10.17   n/a E2021B10  
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. 2020-October); 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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