Table A.1
Fractions of YSO with excess emission at wavelengths less than ~8 μm in different SFRs.
(1) | (2) | (3) | (4) | (5) | (6) | (7) | ||||
Age | DFAll | DF0.1−0.6 M⊙ | ||||||||
SFR | (Myr) | Ref. | (%) | Ref. | (%) | Ref. | ||||
|
||||||||||
MBM 12a | 2.0 | (1) |
![]() |
(2) |
![]() |
(2,3) | ||||
ϵ Chaa | 4.0 | (3) |
![]() |
(3) |
![]() |
(3) | ||||
η Chaa | 6.0 | (1) |
![]() |
(4,5,6,7) |
![]() |
(4,5,6,7,3) | ||||
TW Hyaa | 9.0 | (8, 3) |
![]() |
(3) |
![]() |
(3) | ||||
CrAa | 1.5 | (9) |
![]() |
(10) | ... | ... | ||||
Taurusa | 1.5 | (11) | 62 ± 4 | (12) | 58 ± 6 | (12,3) | ||||
L988e | 1.5 | (13, 3) | 79 ± 8 | (14) | ... | ... | ||||
NGC 2068/71 | 1.5 | (15) | 71 ± 7 | (15) | 63 ± 8 | (15,3) | ||||
Cha I | 2.0 | (16) | 53 ± 5 | (17) | 44 ± 6 | (17,3) | ||||
IC 348 | 2.5 | (18) | 41 ± 4 | (19) | 40 ± 5 | (19,3) | ||||
NGC 2264 | 2.5 | (20) | 38 ± 3 | (21) | ... | ... | ||||
σ Ori | 2.5 | (22) | 37 ± 3 | (23) | 33 ± 4 | (23, 3) | ||||
Tr 37 | 3.0 | (24, 3) | 39 ± 6 | (25, 26) | ... | ... | ||||
λ Ori | 5.0 | (27) | 15 ± 3 | (28, 29) | 18 ± 5 | (28, 29, 3) | ||||
NGC 7160 | 13.0 | (25, 3) | 4 ± 3 | (26) | ... | ... | ||||
NGC 2362 | 5.0 | (30) | 13 ± 2 | (31, 3) | 21 ± 4 | (31,3) | ||||
Ori OB1b | 6.0 | (32, 33) | 16 ± 4 | (34, 3) | 15 ± 4 | (34,3) | ||||
25 Ori | 7.4 | (32, 33) | 5 ± 3 | (34, 3) | 5 ± 2 | (34,3) | ||||
Upper Sco | 5.0 | (35) | 13 ± 2 | (36) | 20 ± 5 | (36,3) |
Notes. Column 1: Column 2: the median age of each SFR estimated from Baraffe et al. (1998). Column 3: the references for the median age of SFR. Column 4: the disk frequencies for all known members. Column 5: the references for disk frequencies of all known members. Column 6: the disk frequencies for the members with masses of 0.1–0.6 M⊙. Column 7: the references for disk frequencies listed in Col. 6.
References. (1) Luhman & Steeghs (2004); (2) Meeus et al. (2009); (3) this paper; (4) Megeath et al. (2005); (5) Sicilia-Aguilar et al. (2009); (6) Murphy et al. (2010); (7) Murphy et al. (2011); (8) Webb et al. (1999); (9) Sicilia-Aguilar et al. (2011b); (10) Sicilia-Aguilar et al. (2008); (11) Briceño et al. (2002); (12) Luhman et al. (2010); (13) Herbig & Dahm (2006); (14) Allen et al. (2008); (15) Fang et al. (2009); (16) Luhman (2007); (17) Luhman et al. (2008a); (18) Muench et al. (2007); (19) Lada et al. (2006); (20) Flaccomio et al. (2006); (21) Sung et al. (2009); (22) Sherry et al. (2004); (23) Luhman et al. (2008b); (24) Sicilia-Aguilar et al. (2005); (25) Sicilia-Aguilar et al. (2006); (26) Mercer et al. (2009); (27) Barrado y Navascués et al. (2007); (28) Hernández et al. (2010); (29) Barrado y Navascués et al. (2007); (30) Moitinho et al. (2001); (31) Currie et al. (2009); (32) Briceño et al. (2005); (33) Briceño et al. (2007); (34) Hernández et al. (2007); (35) Preibisch et al. (2002); (36) Carpenter et al. (2006).
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