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JPL Small-Body Database Browser
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2563 Boyarchuk (1977 FZ)
Classification: Main-belt Asteroid          SPK-ID: 2002563
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1440938094255501 3.8581e-08  
a 3.191195432623106 1.7864e-08 au
q 2.731363926115026 1.218e-07 au
i 2.042057628822048 3.7168e-06 deg
node 114.5709024989373 0.00012914 deg
peri 40.05695846683678 0.0001299 deg
M 164.1322646661776 1.5825e-05 deg
tp 2457651.163911765405
(2016-Sep-19.66391177)
8.778e-05 TDB
period 2082.229185465447
5.70
1.7484e-05
4.787e-08
d
yr
n .1728916310043595 1.4517e-09 deg/d
Q 3.651026939131186 2.0438e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2353  
   data-arc span      22200 days (60.78 yr)  
   first obs. used      1959-02-15  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46985  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-03 20:37:02  

Additional Information
 Earth MOID = 1.74236 au 
 Jupiter MOID = 1.3419 au 
 T_jup = 3.179 
[ 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 11.6   n/a MPO416735  
diameter diameter 24.478 km 0.051 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 11.04 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Behrend, R. (2005) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.095   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

2563 Boyarchuk (1977 FZ)          Discovered 1977-Mar-22 by Chernykh, N. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1977 FZ = 1959 CN = 1963 YB = 1980 WC 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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