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199 Byblis (A879 NA)
Classification: Main-belt Asteroid          SPK-ID: 2000199
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 109 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1805418696934917 4.318e-08  
a 3.165432367334843 1.1836e-08 au
q 2.593939289347914 1.4057e-07 au
i 15.48087676218711 4.599e-06 deg
node 88.58171871743428 1.6063e-05 deg
peri 180.3554145008609 1.9903e-05 deg
M 331.3054959112534 1.3189e-05 deg
tp 2459164.462377772467
(2020-Nov-10.96237777)
7.5647e-05 TDB
period 2057.06485867575
5.63
1.1538e-05
3.159e-08
d
yr
n .1750066355378569 9.8159e-10 deg/d
Q 3.736925445321771 1.3973e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2709  
   data-arc span      51524 days (141.07 yr)  
   first obs. used      1879-07-10  
   last obs. used      2020-08-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41219  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 22:12:01  

Additional Information
 Earth MOID = 1.57787 au 
 Jupiter MOID = 1.37927 au 
 T_jup = 3.122 
[ 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 8.5   n/a MPO309143  
diameter diameter 76.129 km 0.594 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 5.2201 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Behrend, R. (2003) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2005) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2006) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2008) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Hanus, J.; Durech, J.; Broz, M.; Marciniak, A.; et al. (2013) Astron. Astrophys. 551, A67.]
[Behrend, R. (2014) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Klinglesmith III, D.A.; Hanowell, J.; Risley, E.; Turk, J.; et al. (2014) Minor Planet Bull. 41, 139-143.]
geometric albedo albedo 0.107   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
SMASSII spectral type spec_B X   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)

199 Byblis (A879 NA)          Discovered 1879-Jul-09 by Peters, C. H. F. at Clinton
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 A879 NA = 1971 WB 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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