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JPL Small-Body Database Browser
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1332 Marconia (1934 AA)
Classification: Main-belt Asteroid          SPK-ID: 2001332
[ 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 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1324522321685486 3.5902e-08  
a 3.062094023935993 1.3027e-08 au
q 2.656512835355697 1.1034e-07 au
i 2.456677068799796 4.0361e-06 deg
node 13.62414275362932 9.3169e-05 deg
peri 348.8465426768109 9.4341e-05 deg
M 149.5833785811745 1.4723e-05 deg
tp 2458187.281879531433
(2018-Mar-09.78187953)		 7.9732e-05 TDB
period 1957.159452778456
5.36		 1.2489e-05
3.419e-08		 d
yr
n .183940046115778 1.1738e-09 deg/d
Q 3.467675212516288 1.4752e-08 au
   Orbit Determination Parameters
   # obs. used (total)      2873  
   data-arc span      41711 days (114.20 yr)  
   first obs. used      1905-10-25  
   last obs. used      2020-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43718  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 17:59:23  

Additional Information
 Earth MOID = 1.65396 au 
 Jupiter MOID = 1.9855 au 
 T_jup = 3.219 
[ 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 10.6   n/a MPO365259  
diameter diameter 46.796 km 0.141 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 19.16 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Stephens, R.D. (2013) Minor Planet Bull. 40, 34-35.]
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]
geometric albedo albedo 0.063   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
SMASSII spectral type spec_B Ld   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)

1332 Marconia (1934 AA)          Discovered 1934-Jan-09 by Volta, L. at Pino Torinese
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1934 AA = 1930 HQ = 1932 VC = 1935 FR = 1948 SH = 1956 GB = A905 UD = A921 TE = A921 UD = A924 EH 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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