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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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 47 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1183276038478253 1.2561e-08  
a 3.220817150807766 1.1721e-08 au
q 2.839705574920703 4.0693e-08 au
i 19.15828006881569 6.9412e-07 deg
node 138.0841709611393 9.789e-07 deg
peri 155.9705778675401 9.6186e-06 deg
M 9.185911267478 7.5951e-06 deg
tp 2459342.627481703285
(2021-May-08.12748170)
4.451e-05 TDB
period 2111.28825677653
5.78
1.1525e-05
3.155e-08
d
yr
n .1705120079385277 9.3076e-10 deg/d
Q 3.601928726694829 1.3108e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3304  
   data-arc span      34874 days (95.48 yr)  
   first obs. used      1926-02-15  
   last obs. used      2021-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .40689  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 06:59:58  

Additional Information
 Earth MOID = 1.83331 au 
 Jupiter MOID = 1.73857 au 
 T_jup = 3.091 
[ 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 9.59   n/a MPO636072  
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. 2020-October); 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.]
[Franco, L.; Marchini, A.; Scarfi, G.; Papini, R.; et al. (2020) Minor Planet Bull. 47, 270-272.]
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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