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3134 Kostinsky (A921 VA)
Classification: Outer Main-belt Asteroid          SPK-ID: 2003134
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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2196205668013243 3.3764e-08  
a 3.982031478103444 3.0482e-08 au
q 3.10749546786165 1.3373e-07 au
i 7.641194530712354 3.7377e-06 deg
node 256.9779139166041 3.0303e-05 deg
peri 163.2929603567959 3.1517e-05 deg
M 171.661488954866 1.0747e-05 deg
tp 2457616.532681957556
(2016-Aug-16.03268196)
7.9514e-05 TDB
period 2902.387935282772
7.95
3.3327e-05
9.124e-08
d
yr
n .1240357967395307 1.4242e-09 deg/d
Q 4.856567488345237 3.7177e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2443  
   data-arc span      36064 days (98.74 yr)  
   first obs. used      1921-11-05  
   last obs. used      2020-08-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46289  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 23:00:11  

Additional Information
 Earth MOID = 2.12141 au 
 Jupiter MOID = .509971 au 
 T_jup = 2.998 
[ 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 10.4   n/a MPO435727  
diameter diameter 50.389 km 0.596 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  
rotation period rot_per 14.7 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:
[Dahlgren, M.; Lahulla, J.F.; Lagerkvist, C.-I.; Lagerros, J.; et al. (1998) Icarus 133, 247-285.]
[Slyusarev, I.G.; Shevchenko, V.G.; Belskaya, I.N.; Krugly, Yu.N.; Chiorny, V.G. (2012) ACM 2012, #6398.]
[Durech, J.; Hanus, J. (2018) Astron. Astrophys. 620, A91.]
geometric albedo albedo 0.037   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  

3134 Kostinsky (A921 VA)          Discovered 1921-Nov-05 by Belyavskij, S. at Simeis
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 A921 VA = 1929 WK = 1931 DO = 1952 ST = 1976 UT3 = 1978 CO 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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