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1079 Mimosa
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Main-belt asteroid
July 2018
yes
1079 Mimosa
#D6D6D6
G. van Biesbroeck
Yerkes Obs.
14 January 1927
(1079) Mimosa
1927 AD1961 AM
m ᵻ ' m ou z @ ,_ - s @mimosa
Mimosa (flowering plant)
main-belt(outer)KoronisKarin
4 September 2017 (JD 2458000.5)
0
90.80 yr (33,165 days)
3.0127 AU
2.7332 AU
2.8729 AU
0.0486
4.87 yr (1,779 days)
253.25°
0.2024 ms / day
1.1764°
329.37°
106.35°
19.01 1.20 km20.67 km (derived)20.69 2.7 km
7.3 h24 h64.6 0.5 h
0.1332 (derived)0.1367 0.0440.174 0.025
Tholen SSB–V 0.800U–B 0.393
11.111.18 0.0211.2011.2311.30 0.26
1079 Mimosa, provisional designation 1927 AD, is a stony Karin or Koronian asteroid from the outer regions of the asteroid belt, approximately 20 kilometers in diameter. It was discovered on 14 January 1927, by Belgian–American astronomer George Van Biesbroeck at the Yerkes Observatory in Williams Bay, Wisconsin. The asteroid was named after the flowering plant Mimosa.
Orbit and classification
Based on the Hierarchical Clustering Method, which uses the object's proper orbital elements, Mimosa is a member of the stony Karin family (610), a mid-sized asteroid family named after its parent body 832 Karin.23 The asteroid has also been grouped into the much larger Koronis family (605).
Mimosa orbits the Sun in the outer asteroid belt at a distance of 2.7–3.0 AU once every 4 years and 10 months (1,779 days; semi-major axis of 2.87 AU). Its orbit has an eccentricity of 0.05 and an inclination of 1° with respect to the ecliptic. The body's observation arc begins with its official discovery observation at Williams Bay in January 1927.
Physical characteristics
In the Tholen classification, Mimosa is a stony S-type asteroid, which matches the overall spectral type of both the Karin and Koronis family. Pan-STARRS photometric survey also characterized the asteroid as a common S-type.
Rotation period
Several fragmentary rotational lightcurves of Mimosa have been obtained from photometric observations since 1983. Lightcurve analysis gave a consolidated rotation period of 64.6 hours with a brightness amplitude between 0.07 and 0.13 magnitude (U=2-). While not being a slow rotator, this is a notably longer-than average period as most asteroids take less than 20 hours to complete a full rotation. However, the period is based on a fragmentary lightcurve and still may change significantly. As of 2017, no secure period has been obtained.
Diameter and albedo
According to the surveys carried out by the Infrared Astronomical Satellite IRAS (PDS IMPS) and the Japanese Akari satellite, Mimosa measures between 19.01 and 20.69 kilometers in diameter and its surface has an albedo between 0.1367 and 0.174. The Collaborative Asteroid Lightcurve Link derives an albedo of 0.1332 and a diameter of 20.67 kilometers based on an absolute magnitude of 11.23.
Naming
This minor planet was named after the flowering plant Mimosa, a genus of herbs and shrubs of the legume family Fabaceae (also see list of minor planets named after animals and plants). The official naming citation was mentioned in The Names of the Minor Planets by Paul Herget in 1955 (H 102).
References
30em 2017-11-02 last obs.
JPL Small-Body Database Browser: 1079 Mimosa (1927 AD)
https://ssd.jpl.nasa.gov/sbdb.cgi?sstr=2001079
Jet Propulsion Laboratory
29 November 2017
Schmadel Lutz D.
Dictionary of Minor Planet Names Springer Berlin Heidelberg
92
2007
978-3-540-00238-3
10.1007/978-3-540-29925-7_1080 (1079) Mimosa
1079 Mimosa (1927 AD)
Minor Planet Center
https://www.minorplanetcenter.net/db_search/show_object?object_id=1079
29 November 2017
Asteroids and comets rotation curves – (1079) Mimosa
Behrend
Raoul
Geneva Observatory
https://obswww.unige.ch/~behrend/page3cou.html#001079
29 November 2017
https://web.archive.org/web/20200123022615/https://obswww.unige.ch/~behrend/page3cou.html#001079
23 January 2020
dead
Asteroid 1079 Mimosa – Nesvorny HCM Asteroid Families V3.0
Small Bodies Data Ferret
https://sbntools.psi.edu/ferret/SimpleSearch/results.action?targetName=1079+Mimosa#Asteroid%201079%20MimosaEAR-A-VARGBDET-5-NESVORNYFAM-V3.0
26 October 2019
4 October 2020
https://web.archive.org/web/20201004033822/https://sbntools.psi.edu/ferret/SimpleSearch/results.action?targetName=1079+Mimosa#Asteroid%201079%20MimosaEAR-A-VARGBDET-5-NESVORNYFAM-V3.0
dead
D. Nesvorný
M. Broz
V. Carruba
December 2014
Identification and Dynamical Properties of Asteroid Families
Asteroids IV
297–321
2015aste.book..297N
10.2458/azu_uapress_9780816532131-ch016
1502.01628
9780816532131
1079
29 November 2017
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
(online, AcuA catalog p. 153)
Binzel, R. P.
October 1987
A photoelectric survey of 130 asteroids
https://adsabs.harvard.edu/cgi-bin/bib_query?bibcode=1987Icar...72..135B
Icarus
72
1
135–208
0019-1035
1987Icar...72..135B
10.1016/0019-1035(87)90125-4
29 November 2017
6
Stephen M. Slivan
Richard P. Binzel
Shaida C. Boroumand
Margaret W. Pan
Christine M. Simpson
James T. Tanabe
Rosalinda M. Villastrigo
Lesley L. Yen
Richard P. Ditteon
Donald P. Pray
Robert D. Stephens
May 2008
Rotation rates in the Koronis family, complete to H≈11.2
https://adsabs.harvard.edu/cgi-bin/bib_query?bibcode=2008Icar..195..226S
Icarus
195
1
226–276
2008Icar..195..226S
10.1016/j.icarus.2007.11.019
29 November 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
29 November 2017
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 – Observatoire de Genève, Raoul Behrend
Discovery Circumstances: Numbered Minor Planets (1)-(5000) – Minor Planet Center
1079
1078 Mentha 1079 1080 Orchis
001079
001079
Category:Discoveries by George Van Biesbroeck
Category:Named minor planets
001079
19270114