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862 Franzia (A917 BG)
Classification: Main-belt Asteroid          SPK-ID: 2000862
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08226916263803194 3.7111e-08  
a 2.803841240177389 1.0325e-08 au
q 2.573171569178014 1.0409e-07 au
i 13.88716764995776 4.7383e-06 deg
node 300.0100977120478 1.7641e-05 deg
peri 120.9656134212551 3.5099e-05 deg
M 53.87149463353757 2.9202e-05 deg
tp 2458743.883203008284
(2019-Sep-17.38320301)
0.00013921 TDB
period 1714.859547622532
4.70
9.4724e-06
2.593e-08
d
yr
n .2099297289385018 1.1596e-09 deg/d
Q 3.034510911176763 1.1175e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2502  
   data-arc span      42831 days (117.26 yr)  
   first obs. used      1903-01-18  
   last obs. used      2020-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .39894  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 01:14:00  

Additional Information
 Earth MOID = 1.61707 au 
 Jupiter MOID = 2.21072 au 
 T_jup = 3.276 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 9.8   n/a MPO267710  
diameter diameter 27.033 km 0.847 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 7.5236 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2010) Minor Planet Bull. 37, 127-130.]
[Behrend, R. (2011) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2014) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2018) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.291   0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
SMASSII spectral type spec_B S   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)

862 Franzia (A917 BG)          Discovered 1917-Jan-28 by Wolf, M. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 A917 BG = 1948 TT1 = 1949 YT = A903 BA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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