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4560 Klyuchevskij (1976 YD2)
Classification: Main-belt Asteroid          SPK-ID: 2004560
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05706333556449009 4.2191e-08  
a 2.995904455769452 1.844e-08 au
q 2.824948154490729 1.2542e-07 au
i 9.048939713136205 4.5505e-06 deg
node 285.5820111200243 2.7838e-05 deg
peri 70.06384475952007 4.8075e-05 deg
M 142.1893707421189 3.9456e-05 deg
tp 2457852.408023732175
(2017-Apr-08.90802373)
0.00020648 TDB
period 1894.045314715228
5.19
1.7487e-05
4.788e-08
d
yr
n .1900693701481617 1.7549e-09 deg/d
Q 3.166860757048175 1.9493e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1827  
   data-arc span      23664 days (64.79 yr)  
   first obs. used      1954-07-28  
   last obs. used      2019-05-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45852  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 00:31:08  

Additional Information
 Earth MOID = 1.83382 au 
 Jupiter MOID = 2.14493 au 
 T_jup = 3.233 
[ 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 12.2   n/a MPO458876  
diameter diameter 11.936 km 0.075 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.199   0.036 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

4560 Klyuchevskij (1976 YD2)          Discovered 1976-Dec-16 by Chernykh, L. I. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1976 YD2 = 1988 BR3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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