RX J1548.9+0851, a fossil cluster? | Astronomy & Astrophysics (A&A)

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Table 1

Velocity dispersion measurements.

	(1)	(2)	(3)	(4)	(5)

N	54	32	31	11	10
	693	720	716	499	475
	568	496	321	440	266

Notes. All values in km s^-1.

⁽¹⁾

Calculations for all spectroscopically confirmed members within 1 Mpc including redshifts from literature (N = 54).

⁽²⁾

Calculations for all members within ≃300 kpc – sample as shown in Figs. 7 and 8 (N = 32).

⁽³⁾

Same as (2) excluding BG2 (N = 31).

⁽⁴⁾

Restricting to old (>8 Gyr) galaxies (N = 11).

⁽⁵⁾

Same as (4) excluding BG2 (N = 10).

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