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781 Kartvelia (A914 BK)
Classification: Outer Main-belt Asteroid          SPK-ID: 2000781
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 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1171616444136966 3.9831e-08  
a 3.21654352934175 1.5201e-08 au
q 2.839688000115835 1.338e-07 au
i 19.15684790752333 4.1956e-06 deg
node 138.0903675676716 1.2422e-05 deg
peri 156.1682499426764 2.2103e-05 deg
M 301.3782735742012 2.0246e-05 deg
tp 2459343.614190596975
(2021-May-09.11419060)
0.00011954 TDB
period 2107.087527885407
5.77
1.4937e-05
4.09e-08
d
yr
n .1708519438493769 1.2112e-09 deg/d
Q 3.593399058567665 1.6982e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2903  
   data-arc span      34503 days (94.46 yr)  
   first obs. used      1926-02-15  
   last obs. used      2020-08-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42478  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 22:22:04  

Additional Information
 Earth MOID = 1.83364 au 
 Jupiter MOID = 1.74702 au 
 T_jup = 3.093 
[ 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 9.5   n/a MPO263350  
diameter diameter 72.927 km 0.541 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 19.04 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]
[Melton, E.; Carver, S.; Harris, A.; Karnemaat, R.; et al. (2012) Minor Planet Bull. 39, 131-133.]
[Buchheim, R.K. (2014) Minor Planet Bull. 41, 241-243.]
geometric albedo albedo 0.048   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
Tholen spectral type spec_T CPU:   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a medium resolution spectrum published by Chapman and Gaffey (1979)
SMASSII spectral type spec_B Xc   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)

781 Kartvelia (A914 BK)          Discovered 1914-Jan-25 by Neujmin, G. at Simeis
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 A914 BK = A908 AH 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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