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1124 Stroobantia
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Metallic asteroid
yes
1124 Stroobantia
#D6D6D6
6 October 1928
E. Delporte
Uccle Obs.
(1124) Stroobantia
1928 TB1926 FC1930 BK1951 DJ
Paul Stroobant(Belgian astronomer)
main-belt(outer)
16 February 2017 (JD 2457800.5)
0
86.39 yr (31,554 days)
3.0157 AU
2.8384 AU
2.9271 AU
0.0303
5.01 yr (1,829 days)
309.88°
0.1968 ms / day
7.7935°
22.248°
264.49°
24.450 0.140 km24.65 1.1 km (IRAS:9)25.823 0.121 km27.03 0.70 km29.68 0.57 km
16.39 h17.0 0.2 h
0.108 0.0140.135 0.0080.1454 0.01650.1569 0.015 (IRAS:9)
B–V = 0.702U–B = 0.223Tholen = XMX
10.6710.67 0.22
1124 Stroobantia, provisional designation 1928 TB, is a metallic asteroid from the outer region of the asteroid belt, approximately 25 kilometers in diameter. It was discovered on 6 October 1928, by Belgian astronomer Eugène Delporte at Uccle Observatory in Belgium. It is named for astronomer Paul Stroobant.
Description
Stroobantia orbits the Sun at a distance of 2.8–3.0 AU once every 5.01 years (1,829 days). Its orbit has an eccentricity of 0.03 and an inclination of 8° with respect to the ecliptic. First identified as 1926 FC at Heidelberg in 1926, the asteroid's observation arc begins at Algiers Observatory in 1931, or three years after its official discovery observation at Uccle.
Physical characteristics
In the Tholen taxonomy, Stroobantia is classified as a generic X-type asteroid. It was grouped it into the metallic subcategory of M-type asteroid by a spectroscopic survey of X-type asteroids using the TNG, NTT and IRTF telescopes.
Rotation period
Two fragmentary rotational lightcurves of Stroobantia were obtained from photometric observations by Ricardo Gil-Hutton at the Félix Aguilar Observatory in Argentina, and by French amateur astronomers Laurent Bernasconi. Lightcuve analysis gave a rotation period of 16.39 and 17.0 hours with a brightness amplitude of 0.15 and 0.06 magnitude, respectively (U=1/1).
Diameter and albedo
According to the surveys carried out by the Infrared Astronomical Satellite IRAS, the Japanese Akari satellite, and NASA's Wide-field Infrared Survey Explorer with its subsequent NEOWISE mission, Stroobantia measures between 24.45 and 29.68 kilometers in diameter, and its surface has an albedo between 0.108 and 0.1569. The Collaborative Asteroid Lightcurve Link adopts the results obtained by IRAS, that is, an albedo of 0.1569 and a diameter of 24.65 kilometers with an absolute magnitude of 10.67.
Naming
This minor planet was named for Paul Stroobant (1868–1936), a Belgian astronomer and director of the Uccle Observatory, where this asteroid was discovered. Stroobant's research included the number, mass and distribution of the minor planets. Naming citation was first mentioned in The Names of the Minor Planets by Paul Herget in 1955 (H 105).
References
30em 2016-06-08 last obs.
JPL Small-Body Database Browser: 1124 Stroobantia (1928 TB)
https://ssd.jpl.nasa.gov/sbdb.cgi?sstr=2001124
Jet Propulsion Laboratory
14 March 2017
Dictionary of Minor Planet Names – (1124) Stroobantia
Schmadel Lutz D.
Springer Berlin Heidelberg
95
2007
978-3-540-00238-3
10.1007/978-3-540-29925-7_1125 (1124) Stroobantia
1124 Stroobantia (1928 TB)
Minor Planet Center
https://www.minorplanetcenter.net/db_search/show_object?object_id=1124
14 March 2017
Asteroids and comets rotation curves – (1124) Stroobantia
Behrend
Raoul
Geneva Observatory
http://obswww.unige.ch/~behrend/page3cou.html#001124
14 March 2017
3 December 2002
https://web.archive.org/web/20021203214643/http://obswww.unige.ch/~behrend/page3cou.html#001124
dead
6
Joseph R. Masiero
T. Grav
A. K. Mainzer
C. R. Nugent
J. M. Bauer
R. Stevenson
S. Sonnett
August 2014
Main-belt Asteroids with WISE/NEOWISE: Near-infrared Albedos
http://adsabs.harvard.edu/cgi-bin/bib_query?bibcode=2014ApJ...791..121M
The Astrophysical Journal
791
2
11
2014ApJ...791..121M
10.1088/0004-637X/791/2/121
1406.6645
14 March 2017
1124
14 March 2017
E. F. Tedesco
P. V. Noah
M. Noah
S. D. Price
October 2004
IRAS Minor Planet Survey V6.0
https://sbnarchive.psi.edu/pds3/iras/IRAS_A_FPA_3_RDR_IMPS_V6_0/data/diamalb.tab
NASA Planetary Data System
12
IRAS-A-FPA-3-RDR-IMPS-V6.0
2004PDSS...12.....T
22 October 2019
6
Fumihiko Usui
Daisuke Kuroda
Thomas G. Müller
Sunao Hasegawa
Masateru Ishiguro
Takafumi Ootsubo
Daisuke Ishihara
Hirokazu Kataza
Satoshi Takita
Shinki Oyabu
Munetaka Ueno
Hideo Matsuhara
Takashi Onaka
October 2011
Asteroid Catalog Using Akari: AKARI/IRC Mid-Infrared Asteroid Survey
Publications of the Astronomical Society of Japan
63
5
1117–1138
2011PASJ...63.1117U
10.1093/pasj/63.5.1117
free
(online, AcuA catalog p. 153)
6
A. Mainzer
T. Grav
J. Masiero
E. Hand
J. Bauer
D. Tholen
R. S. McMillan
T. Spahr
R. M. Cutri
E. Wright
J. Watkins
W. Mo
C. Maleszewski
November 2011
NEOWISE Studies of Spectrophotometrically Classified Asteroids: Preliminary Results
The Astrophysical Journal
741
2
25
2011ApJ...741...90M
10.1088/0004-637X/741/2/90
1109.6407
6
Joseph R. Masiero
A. K. Mainzer
T. Grav
J. M. Bauer
R. M. Cutri
C. Nugent
M. S. Cabrera
November 2012
Preliminary Analysis of WISE/NEOWISE 3-Band Cryogenic and Post-cryogenic Observations of Main Belt Asteroids
http://adsabs.harvard.edu/cgi-bin/bib_query?bibcode=2012ApJ...759L...8M
The Astrophysical Journal Letters
759
1
5
2012ApJ...759L...8M
10.1088/2041-8205/759/1/L8
1209.5794
14 March 2017
Gil-Hutton, Ricardo
April 1998
Photometry of Asteroids 558 Carmen, 613 Ginevra, and 1124 Stroobantia
http://adsabs.harvard.edu/cgi-bin/bib_query?bibcode=1998RMxAA..34....9G
Revista Mexicana de Astronomía y Astrofísica
34
9(RMxAAHomepage)
1998RMxAA..34....9G
14 March 2017
S. Fornasier
B. E. Clark
E. Dotto
July 2011
Spectroscopic survey of X-type asteroids
http://adsabs.harvard.edu/cgi-bin/bib_query?bibcode=2011Icar..214..131F
Icarus
214
1
131–146
2011Icar..214..131F
10.1016/j.icarus.2011.04.022
1105.3380
14 March 2017
6
Peter Veres
Robert Jedicke
Alan Fitzsimmons
Larry Denneau
Mikael Granvik
Bryce Bolin
Serge Chastel
Richard J. Wainscoat
William S. Burgett
Kenneth C. Chambers
Heather Flewelling
Nick Kaiser
Eugen A. Magnier
Jeff S. Morgan
Paul A. Price
John L. Tonry
Christopher Waters
November 2015
Absolute magnitudes and slope parameters for 250,000 asteroids observed by Pan-STARRS PS1 - Preliminary results
http://adsabs.harvard.edu/cgi-bin/bib_query?bibcode=2015Icar..261...34V
Icarus
261
34–47
2015Icar..261...34V
10.1016/j.icarus.2015.08.007
1506.00762
14 March 2017
External links
Obituary: Paul Stroobant, The Observatory, Vol. 59, p. 349-352 (1936) 1936Obs....59..349.
Asteroid Lightcurve Database (LCDB), query form (info https://web.archive.org/web/20171216050541/http://www.minorplanet.info/lightcurvedatabase.html 2017-12-16 )
Dictionary of Minor Planet Names, Google books
Asteroids and comets rotation curves, CdR https://web.archive.org/web/20160729213840/http://obswww.unige.ch/~behrend/page_cou.html 2016-07-29 – Observatoire de Genève, Raoul Behrend
Discovery Circumstances: Numbered Minor Planets (1)-(5000) – Minor Planet Center
1124
1124 Stroobantia (1928 TB) 2001124
1123 Shapleya 1124 1125 China
001124
Category:Discoveries by Eugène Joseph Delporte
Category:Named minor planets
001124
19281006