ALMA detection of [C ii] 158 μm emission from a strongly lensed z = 2.013 star-forming galaxy

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Table 1

Measured [C ii] 158 μm and other key properties of the strongly lensed arc in MACS J0451+0006.

Quantity

Value

2.013

ν_CII

630.743 ± 0.015 GHz

S_CII^b

37.7 ± 3.8 Jy km s^-1

L_[CII] × μ

(5.94 ± 0.6) × 10⁹ L_⊙

L_[CII]^b

(1.21 ± 0.12) × 10⁸ L_⊙

L_IR^c

(1.1−1.3) × 10¹¹ L_⊙

L_FIR^d

(0.5−0.9) × 10¹¹ L_⊙

L_CO^e

(5.1 ± 1.5) × 10⁴ L_⊙

Notes. The intrinsic luminosities are determined adopting the magnification factor μ = 49 from the updated lens model of Richard et al. (2011).

^(a)

Hα redshift from Richard et al. (2011).

^(b)

Formal error, excluding ~25% systematic uncertainty from flux calibration.

^(c)

IR luminosity of the S of the arc (cf. Sklias et al. 2014).

^(d)

Range of L_FIR characterizing uncertainty in spatial separation of N and S arc.

^(e)

From Dessauges-Zavadsky et al. (2015).

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