Spectroscopy of BL Lacertae objects of extraordinary luminosity

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Volume 570 (October 2014)

A&A, 570 (2014) A126

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Table 3

E-ELT X-Shooter-like spectrograph simulation results.


Source^a	m _nuc ^b			z = 0.50					z = 1.00

		SNR ^c	Obs. NH^d	Int. NH^e	m _host ^f	M _R ^g	SNR	Obs. NH	Int. NH	m _host	M _R

PG 1553+113	13.80	5300	2000	1000	21.30	– 21.40	6500	2500	1700	21.80	– 23.30
H 1722+119	14.90	3200	700	350	21.25	– 21.30	4000	1200	800	22.20	– 22.70
MH 2136-428	15.80	2000	500	250	21.80	– 20.80	2500	800	540	22.90	– 22.10
PKS 2254-204	17.10	1000	300	150	22-60	– 20.10	1300	600	400	23.60	– 21.40

Notes.

^(a)

Source simulated with E-ELT X-Shooter-like spectrograph.

^(b)

Apparent nucleus magnitude in R band.

^(c)

Obtained signal-to-noise ratio for 3600 s of exposure.

^(d)

Observed nucleus-to-host ratio at Ca II H & K band host galaxy features.

^(e)

Integral nucleus-to-host ratio (assuming a slit loss for an aperture of 3′′diameter).

^(f)

Apparent host magnitude in R band.

^(g)

Absolute R band host magnitude.

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