Asteroid shapes and thermal properties from combined optical and mid-infrared photometry inversion

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Table 2

Comparison between our CITPM models and independent results.

Asteroid	λ	β	D	p_V	Γ	References
		[deg]	[deg]	[km]		J m^-2 s^-0.5 K^-1

21	Lutetia	56	− 7	101 ± 4	0.19–0.23	30–60	CITPM (3σ errors)
		52.2 ± 0.4	− 7.8 ± 0.4	98 ± 2	0.19 ± 0.01		Sierks et al. (2011)
				95.97		<10	O’Rourke et al. (2012)
						<30	Keihm et al. (2012)
				98.3 ± 5.9	0.208 ± 0.025	<100	Mueller et al. (2006)

220	Stephania	24 (or 224)	− 60 (or − 59)	32–34	0.075 ± 0.015	5–75	CITPM
		26 (or 223)	− 50 (or − 62)				Hanuš et al. (2013b)
				31.738 ± 0.219	0.069 ± 0.016		Masiero et al. (2014)

306	Unitas	82	− 30	48.7 ± 0.7	0.21–0.27	10–100	CITPM
		79	− 35	49 ± 5			Ďurech et al. (2007, 2011)
				55–56	0.14–0.15	100–260	Delbo & Tanga (2009)
				47.2 ± 0.13	0.201 ± 0.013		Masiero et al. (2014)

2867	Šteins	142	− 83	5.6–6.2	0.4–0.5	70–370	CITPM
		94	− 85 ± 5	5.26 ± 0.26			Jorda et al. (2012)
					0.39 ± 0.02		Spjuth et al. (2012)
						210 ± 30	Leyrat et al. (2011)

Notes. The physical parameters are the ecliptic longitude λ and latitude β of the spin axis direction, the volume-equivalent diameter D, the geometric albedo p_V, and the thermal inertia of the surface Γ.

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