An MK-like system of spectral classification for hot subdwarfs

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Volume 551 (March 2013)

A&A, 551 (2013) A31

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Table 2

Spectral types for all stars in our sample.

Star	Spectral type	Star	Spectral type	Star	Spectral type

PG0001+275	sdB2VII:He3	PG1426−067	sdO8VIII:He0	PG1715+273	sdB1VII:He35
PG0004+133	sdB2.5V:He7	PG1432+004	sdB2VII:He6	PG1716+426	sdB2VII:He3
PG0009+036^a	sdB2VII:He4p	PG1433+240	sdB2VII:He4	PG1722+286^q	sdB0VII:He10p
PG0039+135	sdOC7VII:He40	PG1441+407	sdO7VII:He40	PG1724+590	sdB2VII:He5
PG0057+155^b	sdB0.2VIII:He8p	PG1448−052	sdO8VII:He0	PG1725+252	sdB1.5VII:He2
PG0101+040	sdB2VII:He4	PG1451+492	sdB3VI:He6	PG1738+505	sdB1.5VII:He12
PG0133+114	sdB1.5VII:He4	PG1452+198	sdB0.5VIII:He7	PG1739+489	sdB2VII:He3
PG0135+243	sdBC1V:He35	PG1453−081	sdB5IV:He7	PG1743+477	sdB2VII:He7
PG0142+148	sdB2VI:He2	PG1453−085	sdB8III:He0	PG2059+013	sdB1VI:He13
PG0208+016	sdO9VII:He39	PG1458+423	sdB1.5VII:He0	PG2111+023	sdB7V:He6
PG0209−015	sdB3VII:He4	PG1506−052	sdO7VI:He1	PG2120+062	sdO9V:He17
PG0229+064	sdB3V:He13	PG1510+635	sdB8IV:He0	PG2148+095	sdB0.5V:He2
PG0240+046	sdBC0.2VII:He24	PG1518−098^j	sdOC2VI:He40e	PG2151+100	sdB0VII:He0
PG0242+132	sdB0.5V:He10	PG1519+640	sdB1.5VII:He5	PG2158+082	sdO2VIII:He40
PG0304+184	sdB8V:He2	PG1526+440	sdBC0.2VII:He26	PG2159+051	sdB7III:He3
PG0314+146	sdOC7VII:He40	PG1532+523	sdB1VII:He4	PG2204+035	sdB1VII:He10
PG0314+180^b	sdO3VIII:He1p	PG1534−018	sdOC6.5VII:He40	PG2205+023^b	sdB2VIII:He0p
PG0342+026	sdB3VII:He4	PG1536+690	sdOC2VIII:He40	PG2215+151	sdOC9VII:He40
PG0838+133	sdOC7VII:He40	PG1537−046^k	sdOC2VII:He40e	PG2218+020	sdB2.5VII:He3
PG0856+121	sdB3VII:He0	PG1538+401	sdO9VIII:He0	PG2219+094^a	sdB0.5V:He7p
PG0902+058	sdBN0VII:He38	PG1543+629	sdO7VII:He1	PG2229+099	sdB5III:He11
PG0906+597^c	sdO2VIII:He1	PG1544+488^a	sdBC1VII:He39p	PG2258+155	sdB0.2VII:He39
PG0907+123	sdB2VI:He2	PG1544+601	sdB1.5VII:He1	PG2259+134	sdB1VII:He9
PG0909+164	sdO8VII:He1	PG1545+035^l	sdO2VI:He12e	PG2301+259	sdB3IV:He5
PG0909+276	sdB0.5VII:He19	PG1549+006^m	sdB0.2VI:He7e	PG2314+076^r	sdB1.5VIII:He0p
PG0918+029	sdB1VII:He6	PG1553−077ⁿ	sdOC7VII:He40e	PG2317+046	sdO8VII:He1
PG0920+029	sdB2VI:He3	PG1554+408	sdBN0.2VII:He39	PG2318+239	sdB5III:He7
PG0921+161	sdB0VII:He9	PG1558−007	sdB3VII:He3	PG2321+214	sdBN0VII:He37
PG0921+311	sdBN0VII:He35	PG1559+048	sdBC0.2VII:He22	PG2331+038	sdB1.5VII:He2
PG0934+145	sdB5IV:He7	PG1559+222	sdBN0.2VII:He38	PG2337+070	sdB1.5VII:He9
PG0954+049	sdB8III:He2	PG1559+533	sdB2VII:He3	PG2339+199	sdBC1VII:He34
PG1017+431	sdO8VI:He1	PG1600+171	sdOC8VII:He39	PG2345+241	sdB3IV:He12
PG1018−047	sdB2VII:He0	PG1602+013^o	sdO5VI:He2pe	PG2349+002	sdB2VII:He0
PG1047+003	sdO9VII:He6	PG1605+072	sdB0.2VI:He3	PG2351+198	sdB5III:He4
PG1049+013^d	sdO8VI:He1pe	PG1607+174	sdB2VII:He18	PG2352+181	sdO7VII:He40
PG1050−065	sdB0.2VII:He12	PG1610+519	sdO8VI:He1	PG2358+107	sdB2VII:He4
PG1118+061	sdB1.5VII:He1	PG1613+467	sdB2VII:He5	BD−7 3477	sdB2VII:He3
PG1127+019	sdOC9VII:He40	PG1615+413	sdBN1VII:He37	BD+25 3941^a	sdB0.5VI:He9p
PG1136−003^e	sdB1VII:He1e	PG1618+563	sdB0VII:He8	BD+28 4211	sdO2VIII:He5
PG1154−070	sdB2VII:He5	PG1619+522	sdB0.5VII:He7	Feige 15	sdA0IV:He1
PG1220−056^f	sdO3VII:He40e	PG1619+525	sdB0.5VIII:He7	Feige 38	sdB1.5VII:He3
PG1230+067	sdBN0VII:He39	PG1624+085	sdO9VII:He39	Feige 56	sdB8III:He2
PG1245−042^g	sdB7IV:He3e	PG1627+006^p	sdB2.5VII:He3e	Feige 98	sdB9III:He1
PG1246−122^h	sdO8V:He19p	PG1627+017	sdB3VII:He3	Feige 110	sdO8VIII:He5
PG1249+762	sdOC2VIII:He36	PG1629+466	sdBN0.2VII:He29	FHB 18	sdA0IV:He0
PG1255+547	sdB0.5VII:He11	PG1640+645	sdB0VII:He9	HD 14829	sdA0IV:He0
PG1258−030	sdB8IV:He1	PG1644+404	sdB1.5VII:He2	HD 160641	sdOC9.5II-III:He40
PG1300+279^a	sdO6.5VII:He35p	PG1645+610	sdB1VII:He5	HS0016+0044	sdB1.5VII:He2
PG1303−114	sdB0.2VII:He3	PG1646+607	sdO7VIII:He36	HS1000+471	sdBC0.2VII:He28
PG1323−086	sdB3I:He8	PG1648+315	sdBC0.5VII:He28	HS1844+637	sdB1VII:He39
PG1325+054	sdO8VII:He40	PG1648+536	sdB1VII:He0	HS2253+0900	sdB8IV:He2
PG1336−018	sdB1VII:He1	PG1653+633	sdO9VIII:He10	HS2301+0728	sdB8III:He0
PG1343+578ⁱ	sdB5III:He2p	PG1656+600	sdB1VIII:He0	HZ 15	sdB2II:He15
PG1343−102	sdB1.5VII:He0	PG1658+273	sdOC9.5VII:He39	HZ 44	sdBN0VII:He28
PG1348+607	sdOC1VII:He40	PG1701+359	sdB1VI:He0	LSIV−14 116	sdB0.5VII:He18
PG1352−023	sdO8VIII:He7	PG1704+222	sdB3I:He8	LSIV+6 2	sdBC1V:He39
PG1355−064	sdO2VIII:He40	PG1705+537	sdB5III:He5	LSS 5121	sdBC0II:He40
PG1401+289	sdOC7VII:He40	PG1707+657	sdB0.2VII:He9	PHL 4^s	sdO2VI:He11e
PG1409−103	sdO5VI:He1	PG1708+142	sdB2.5IV:He11	Ton 107	sdBC0.2VII:He27
PG1413+114	sdOC9.5VII:He39	PG1708+602	sdO2VII:He14
PG1415+492	sdBC1V:He38	PG1710+490	sdB1.5VII:He3

Notes.

^(a)

Lines unusually broad;

^(b)

unidentified absorption feature near λ 4500 Å;

^(c)

spectrum very noisy;

^(d)

unidentified broad absorption feature near λ 4265 Å; λλ 4326, 4627, 4703 emission;

^(e)

λλ 4510, 4671, 4749, 4775 emission;

^(f)

λλ 4324, 4509, 4637, 4774 emission;

^(g)

λλ 4360, 4772 emission;

^(h)

HeI lines show wind profiles;

⁽ⁱ⁾

weak G band?

^(j)

λλ 4325, 4651 emission;

^(k)

λλ 4326, 4510–11, 4599–4601, 4615, 4776 emission;

^(l)

λλ 4508, 4567, 4654–7, 4721, 4758, 4773 emission;

^(m)

λλ 4326, 4510, 4704, 4760, 4775 emission;

⁽ⁿ⁾

λλ 4326, 4383, 4703, 4774 emission;

^(o)

λ 4509 emission; weak G band?

^(p)

λλ 4369, 4409, 4792 emission;

^(q)

unidentified absorption feature near λ 4530 Å; broad emission feature near λ 4735 Å;

^(r)

unusually narrow HeI λ 4144 and CII λ 4267;

^(s)

λλ 4329, 4365, 4705, 4828 emission.

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