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1300 Marcelle (1934 CL)
Classification: Main-belt Asteroid          SPK-ID: 2001300
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0060500282636259 3.5275e-08  
a 2.780695138118086 9.9109e-09 au
q 2.763871853939945 1.0054e-07 au
i 9.551765457372813 3.5036e-06 deg
node 82.91308569184034 2.3631e-05 deg
peri 349.2905344259053 0.00031343 deg
M 282.7621261628518 0.00031249 deg
tp 2459363.876052472875
(2021-May-29.37605247)
0.00147 TDB
period 1693.668823225922
4.64
9.0548e-06
2.479e-08
d
yr
n .2125563127000885 1.1364e-09 deg/d
Q 2.797518422296228 9.9709e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2735  
   data-arc span      31688 days (86.76 yr)  
   first obs. used      1934-02-10  
   last obs. used      2020-11-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40636  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 01:59:41  

Additional Information
 Earth MOID = 1.77942 au 
 Jupiter MOID = 2.23474 au 
 T_jup = 3.313 
[ 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 11.4   n/a MPO302067  
diameter diameter 28.194 km 0.141 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 12. h n/a LCDB (Rev. 2020-October); Warner et al., 2009 lower-limit; Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Behrend, R. (2008) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.031   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
SMASSII spectral type spec_B Cg   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

1300 Marcelle (1934 CL)          Discovered 1934-Feb-10 by Reiss, G. at Algiers
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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