Photometry and models of selected main belt asteroids. VI. 160 Una, 747 Winchester, and 849 Ara

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Volume 498 / No 1 (April IV 2009)

A&A, 498 1 (2009) 313-320

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Table 3:

Spin models.
Sidereal	Pole 1		Pole 2		Observing span	$N_{\rm app}$	$N_{\rm lc}$	Method	Reference
period (hours)	$\lambda_{\rm p}$	$\beta_{\rm p}$	$\lambda_{\rm p}$	$\beta_{\rm p}$	(years)
160 Una
11.033176	$125\hbox{$^\circ$ }$	$-33\hbox{$^\circ$ }$	$308\hbox{$^\circ$ }$	$-41\hbox{$^\circ$ }$	1982-2008	7	24	L	Present work
$\pm$ 0.000011	$\pm$ $5\hbox{$^\circ$ }$	$\pm$ $2\hbox{$^\circ$ }$	$\pm$ $5\hbox{$^\circ$ }$	$\pm$ $2\hbox{$^\circ$ }$
747 Winchester
9.402	$27\hbox{$^\circ$ }$	+ $50\hbox{$^\circ$ }$			1970-1980	4	5	EAM	Micha $\l$ owski (1993)
			$353\hbox{$^\circ$ }$	$39\hbox{$^\circ$ }$	1970-1980	4	5	EA	De Angelis (1995)
9.414807	$166\hbox{$^\circ$ }$	$-44\hbox{$^\circ$ }$	$296\hbox{$^\circ$ }$	$-61\hbox{$^\circ$ }$	1970-2008	9	44	L	Present work
$\pm$ 0.000005	$\pm$ $15\hbox{$^\circ$ }$	$\pm$ $10\hbox{$^\circ$ }$	$\pm$ $15\hbox{$^\circ$ }$	$\pm$ $10\hbox{$^\circ$ }$
849 Ara
4.116391	$17\hbox{$^\circ$ }$	$-10\hbox{$^\circ$ }$	$213\hbox{$^\circ$ }$	$-33\hbox{$^\circ$ }$	1981-2003	1^*	5	L (com)	Durech et al. (2009)
4.116391	$10\hbox{$^\circ$ }$	$-25\hbox{$^\circ$ }$	$223\hbox{$^\circ$ }$	$-40\hbox{$^\circ$ }$	1981-2008	5	20	L	Present work
$\pm$ 0.000001	$\pm$ $1\hbox{$^\circ$ }$	$\pm$ $1\hbox{$^\circ$ }$	$\pm$ $3\hbox{$^\circ$ }$	$\pm$ $3\hbox{$^\circ$ }$

^* 1 appartition with 5 dense lightcurves +133 sparse data points.

Source LaTeX | All tables | In the text

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