QSO MUSEUM - II. Search for extended Lyα emission around eight z ∼ 3 quasar pairs

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Volume 691 (November 2024)

A&A, 691 (2024) A210

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Table 3.

Lyα nebulae kinematics and morphologies.

ID	L_Neb^(a)	d_max^(b)	d_QSO, max^(b)	d_{QSO − Neb}^(b)	A_2σ [kpc²]	α	ϕ [deg]	$\bar{σ} [km s^{- 1}]$ $\mathrm{\overline{\sigma}\,[km\,s^{-1}]}$ ^(c)	σ_Line [km s⁻¹] ^(d)
1.1, 1.2	8.78 ± 0.15	142 ± 9	83 ± 9	7 ± 9	5891 ± 589	0.73 $_{- 0.00}^{+ 0.01}$ $^{+0.01}_{-0.00}$	2 ± 1	385 ± 99	476 $_{- 5}^{+ 4}$ $^{+4}_{-5}$

2.1	0.39 ± 0.04	42 ± 12	22 ± 12	0 ± 12	709 ± 71	0.93 $_{- 0.07}^{+ 0.04}$ $^{+0.04}_{-0.07}$	38 $_{- 19}^{+ 26}$ $^{+26}_{-19}$	433 ± 136	304 $_{- 8}^{+ 6}$ $^{+6}_{-8}$
2.2	0.16 ± 0.02	46 ± 12	25 ± 12	3 ± 12	353 ± 35	0.40 $_{- 0.06}^{+ 0.09}$ $^{+0.09}_{-0.06}$	72 $_{- 15}^{+ 10}$ $^{+10}_{-15}$	423 ± 106	596 $_{- 65}^{+ 60}$ $^{+60}_{-65}$

3.1	1.89 ± 0.08	95 ± 11	55 ± 11	10 ± 11	2718 ± 272	0.61 $_{- 0.02}^{+ 0.03}$ $^{+0.03}_{-0.02}$	20 ± 3	388 ± 128	428 ± 5
3.2	–	–	–	–	–	–	–	–	–

4.1	6.31 ± 0.17	137 ± 8	100 ± 8	19 ± 8	5366 ± 537	0.59 $_{- 0.01}^{+ 0.02}$ $^{+0.02}_{-0.01}$	11 $_{- 4}^{+ 3}$ $^{+3}_{-4}$	395 ± 112	497 $_{- 7}^{+ 6}$ $^{+6}_{-7}$
4.2	–	–	–	–	–	–	–	–	–

5.1	1.32 ± 0.07	66 ± 7	59 ± 7	34 ± 7	1437 ± 144	0.60 $_{- 0.02}^{+ 0.01}$ $^{+0.01}_{-0.02}$	35 ± 3	344 ± 119	312 $_{- 8}^{+ 6}$ $^{+6}_{-8}$
5.2	–	–	–	–	–	–	–	–	–

6.1, 6.2	2.00 ± 0.11	85 ± 6	76 ± 6	36 ± 6	1848 ± 185	0.69 $_{- 0.03}^{+ 0.02}$ $^{+0.02}_{-0.03}$	3 ± 4	342 ± 123	399 $_{- 20}^{+ 16}$ $^{+16}_{-20}$

7.1	0.97 ± 0.07	61 ± 7	35 ± 7	7 ± 7	861 ± 86	0.32 $_{- 0.02}^{+ 0.03}$ $^{+0.03}_{-0.02}$	74 $_{- 2}^{+ 1}$ $^{+1}_{-2}$	351 ± 122	350 $_{- 12}^{+ 10}$ $^{+10}_{-12}$
7.2	–	–	–	–	–	–	–	–	–

8.1, 8.2	3.81 ± 0.12	158 ± 12	129 ± 12	43 ± 12	5361 ± 536	0.37 $_{- 0.02}^{+ 0.02}$ $^{+0.02}_{-0.02}$	10 ± 2	406 ± 123	542 ± 6

Notes.

^(a)

Integrated luminosity of the nebula within the 2σ isophote in 10⁴³ erg s⁻¹.

^(b)

In kpc.

^(c)

Mean velocity dispersion within the 2σ isophote.

^(d)

Velocity dispersion of the nebula spectrum, integrated within the 2σ isophote, determined from the second moment.

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