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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 ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1440527374692862 3.8339e-08  
a 3.191542668628409 1.7611e-08 au
q 2.731792210462455 1.2116e-07 au
i 2.042042619213124 3.6778e-06 deg
node 114.5699002856611 0.00012881 deg
peri 39.93643545617984 0.00012956 deg
M 233.4409840230692 1.6104e-05 deg
tp 2459732.633026070010
(2022-Jun-02.13302607)
9.6585e-05 TDB
period 2082.569047733801
5.70
1.7238e-05
4.72e-08
d
yr
n .1728634161694388 1.4308e-09 deg/d
Q 3.651293126794362 2.0148e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2470  
   data-arc span      22451 days (61.47 yr)  
   first obs. used      1959-02-15  
   last obs. used      2020-08-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46786  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 22:53:25  

Additional Information
 Earth MOID = 1.74233 au 
 Jupiter MOID = 1.34032 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 11.7   n/a MPO502177  
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-August); 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

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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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