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1724 Vladimir
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Asteroid
October 2019
yes
1724 Vladimir
#D6D6D6
28 February 1932
E. Delporte
Uccle Obs.
(1724) Vladimir
1932 DC1932 ED 11934 TB1952 UV 11961 VK1965 SE
Vladimir(grandson of astronomer)Milorad Protić
main-belt(middle)
4 September 2017 (JD 2458000.5)
0
85.17 yr (31,110 days)
2.8670 AU
2.5580 AU
2.7125 AU
0.0570
4.47 yr (1,632 days)
119.75°
0.2206 ms / day
12.232°
164.03°
298.51°
28.40 12.05 km28.45 9.13 km32.85 0.42 km34.79 km (IRAS:15)35.84 0.48 km36.3 3.6 km38.476 0.23640 4 km42.505 0.219 km
12.557 0.0123 h12.57 0.01 hLCDB-Benishek-201112.574 0.0043 h12.582 0.002 h
0.0295 0.01290.03 0.010.037 0.0050.04 0.010.042 0.0060.0441 (IRAS:15)0.05 0.160.051 0.0020.06 0.04
FBCU:: (Tholen)B (SMASS)XBB–V = 0.693U–B = 0.259
11.250 0.003 (R)11.311.4111.48 0.26
1724 Vladimir, provisional designation 1932 DC, is a rare-type asteroid from the central region of the asteroid belt, approximately 35 kilometers in diameter. It was discovered on 28 February 1932, by Belgian astronomer Eugène Delporte at the Royal Observatory of Belgium in Uccle, Belgium. The asteroid was later named by astronomer Milorad Protić after his grandson, Vladimir.
Orbit and classification
Vladimir orbits the Sun in the central main-belt at a distance of 2.6–2.9 AU once every 4 years and 6 months (1,632 days). Its orbit has an eccentricity of 0.06 and an inclination of 12° with respect to the ecliptic. The body's observation arc begins with its official discovery observation at Uccle in 1928.
Physical characteristics
The asteroid has a rare B- and FBCU spectral type in the SMASS and Tholen taxonomy, respectively.
Lightcurves
Two rotational lightcurve of Vladimir were obtained by Serbian astronomer Vladimir Benishek at the Belgrade Observatory in April 2008, and August 2015. Analysis of the bimodal lightcurve gave a rotation period of 12.57 and 12.582 hours with a relatively low brightness variation of 0.14 and 0.24 magnitude, respectively (U=2/2+).LCDB-Benishek-2011
In December 2010, and January 2012, photometric observations in the R-band at the Palomar Transient Factory in California gave a period of 12.574 and 12.557 hours with an amplitude of 0.23 and 0.22, respectively (U=2/2).
Diameter and albedo
According to the surveys carried out by the Japanese Akari satellite and NASA's Wide-field Infrared Survey Explorer with its subsequent NEOWISE mission, Vladimir measures between 28.40 and 42.505 kilometers in diameter, and its surface has a low albedo between 0.0295 and 0.037.
The Collaborative Asteroid Lightcurve Link adopts the results obtained by the Infrared Astronomical Satellite IRAS, that is, an albedo of 0.0441 and a diameter of 34.79 kilometers with an absolute magnitude of 11.30.
Naming
This minor planet was named by Serbian astronomer Milorad Protić, who rediscovered the body in 1952, and made its permanent numbering possible (also see Lost minor planet). Protić named it after his grandson, Vladimir. The official naming citation was published by the Minor Planet Center on 1 April 1980 (M.P.C. 5281).
Notes
LCDB-Benishek-2011 Benishek (2011) web: rotation period 12.57 0.01 hours with a brightness amplitude of 0.14. Summary figures at Asteroid Lightcurve Database for (1724) Vladimir
References
2017-05-02 last obs.
JPL Small-Body Database Browser: 1724 Vladimir (1932 DC)
https://ssd.jpl.nasa.gov/sbdb.cgi?sstr=2001724
Jet Propulsion Laboratory
7 June 2017
Dictionary of Minor Planet Names – (1724) Vladimir
Schmadel Lutz D.
Springer Berlin Heidelberg
137
2007
978-3-540-00238-3
10.1007/978-3-540-29925-7_1725 (1724) Vladimir
1724 Vladimir (1932 DC)
Minor Planet Center
https://www.minorplanetcenter.net/db_search/show_object?object_id=1724
21 December 2016
MPC/MPO/MPS Archive
Minor Planet Center
https://www.minorplanetcenter.net/iau/ECS/MPCArchive/MPCArchive_TBL.html
21 December 2016
1724
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E. F. Tedesco
P. V. Noah
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NASA Planetary Data System
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Rotation Period Determinations for 1724 Vladimir, 3965 Konopleva, and 9222 Chubey
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External links
Asteroid Lightcurve Database (LCDB), query form (info https://web.archive.org/web/20171216050541/http://www.minorplanet.info/lightcurvedatabase.html 16 December 2017 )
Dictionary of Minor Planet Names, Google books
Asteroids and comets rotation curves, CdR https://web.archive.org/web/20241208174218/http://obswww.unige.ch/~behrend/page_cou.html 8 December 2024 – Observatoire de Genève, Raoul Behrend
Discovery Circumstances: Numbered Minor Planets (1)-(5000) – Minor Planet Center
1724
1723 Klemola 1724 1725 CrAO
001724
Category:Discoveries by Eugène Joseph Delporte
Category:Named minor planets
001724
001724
19320228