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Table A.1

Infrared photometry of 53 luminous YSGs in M 33.

ID LGGS J H Ks [3.6] [4.5] W1 W2 W3 W4 Codea Sp. typeb Notec
(mag) (mag) (mag) (mag) (mag) (mag) (mag) (mag) (mag) M16 G16

1 J013349.86+303246.1 14.68 (0.04) 14.30 (0.05) 13.95 (0.04) 12.81 (0.05) 12.29 (0.06) 12.85 (0.04) 12.21 (0.03) 9.50 (0.04) 7.83 (0.16) 2 G0Ia F8 M01, GTC, S06
2 J013358.05+304539.9 14.58 (0.03) 14.27 (0.05) 14.21 (0.05) 13.72 (0.05) 13.45 (0.05) 13.86 (0.04) 13.85 (0.05) 9.96 (0.08) 7.66 (0.11) 2 M01, GTC, SUB, S06
3 J013411.32+304631.4 15.21 (0.04) 14.90 (0.07) 15.03 (0.12) 14.12 (0.09) 14.18 (0.10) 13.86 (0.04) 13.82 (0.05) 10.17 (0.07) 7.36 (0.08) 0 GTC, S06
4 J013337.31+303111.1 15.23 (0.03) 14.88 (0.06) 15.14 (0.11) 14.45 (0.06) 14.38 (0.06) 14.38 (0.04) 14.22 (0.07) 12.13 (U) 8.81 (0.31) 1 G0Ia F8 M01
5 J013229.20+303430.2 15.12 (0.04) 14.94 (0.07) 14.78 (0.08) A8Ip A8
6 J013351.84+303827.4 15.46 (0.05) 15.12 (0.09) 15.23 (0.14) 13.39 (0.04) 13.35 (0.05) 11.84 (U) 8.82 (U) 0 M01, S06
7 J013337.04+303637.6 15.27 (0.04) 15.14 (0.08) 14.96 (0.12) F5-8 S06
8 J013233.85+302728.9 15.21 (0.06) 14.68 (0.06) 14.39 (0.07) 13.81 (0.03) 13.67 (0.03) 10.44 (0.06) 7.54 (0.12) 0 F8I F2
9 J013327.65+303751.2 16.19 (0.09) 15.90 (0.16) 15.80 (U) 15.60 (0.07) 15.61 (0.06) A5-8
10 J013420.95+303039.9 15.99 (0.07) 15.89 (0.15) 15.85 (0.21) 15.46 (0.07) 15.35 (0.08) 15.41 (0.05) 14.95 (0.07) 11.29 (0.10) 8.43 (0.19) 0 A8Ia A5-8
11 J013311.16+303421.8 15.91 (0.06) 15.69 (0.12) 15.63 (0.19) 15.37 (0.05) 15.30 (0.06) 15.46 (0.08) 15.11 (0.09) 10.96 (0.08) 9.45 (0.50) 1 F0Ia S06
12 J013300.77+303416.9 16.37 (0.10) 14.76 ( ) 14.71 (U) 14.47 (0.06) 14.35 (0.07) 14.11 (0.03) 13.80 (0.04) 9.86 (0.05) 7.01 (0.08) 2 G0Ia F8
13 J013345.15+303620.1 15.62 (0.07) 15.50 (0.12) 15.24 (0.14) 14.81 (0.33) 13.98 (0.14) 8.64 (0.08) 6.08 (0.06) 0 G0Ia M01, S06
14 J013352.56+303815.9 15.28 (0.07) 14.46 (0.07) 14.00 (0.05) 14.85 (0.11) 14.75 (0.09) 12.23 (0.03) 12.34 (0.03) 11.84 (U) 9.02 (U) 2 M01, S06
15 J013357.70+304824.1 15.62 (0.06) 15.28 (0.09) 15.43 (0.16) 15.17 (0.06) 15.13 (0.06) 15.32 (0.07) 15.30 (0.11) 11.65 (0.38) 7.77 (0.15) 1 F5 M01, S06
16 J013439.98+303839.4 15.67 (0.06) 15.36 (0.10) 15.20 (0.13) 15.31 (0.05) 15.22 (0.08) 15.01 (0.04) 14.71 (0.06) 11.57 (0.13) 9.16 (U) 1 G0Ia F5
17 J013351.65+303225.9 15.76 (0.06) 15.47 (0.10) 15.21 (0.13) 15.22 (0.06) 15.22 (0.06) M01, S06
18 J013351.48+305252.9 15.88 (0.07) 15.64 (0.14) 15.59 (0.18) 15.39 (0.06) 15.43 (0.07) F0
19 J013431.87+304118.0 16.20 (0.09) 16.23 (0.20) 16.14 (0.30) 15.71 (0.05) 15.70 (0.06) 15.86 (0.10) 15.24 (0.10) 10.99 (0.09) 8.90 (0.31) 1 A8Ia
20 J013420.34+304545.6 15.54 (0.06) 15.15 (0.08) 15.21 (0.13) 14.59 (0.07) 14.53 (0.06) 14.45 (0.25) 14.05 (0.22) 10.17 (0.18) 9.13 (0.37) 1 F8-G0 S06
21 J013349.56+303941.6 15.84 (0.10) 15.76 (0.16) 15.21 (0.14)
22 J013348.36+304242.1 15.98 (0.07) 15.80 (0.16) 15.42 (0.16) 15.55 (0.10) 15.58 (0.09) M01, S06
23 J013336.61+302208.1 16.12 (0.08) 15.98 (0.16) 15.79 (0.20) 15.59 (0.05) 15.56 (0.06) 15.63 (0.05) 15.22 (0.09) 11.40 (0.12) 8.74 (0.26) 1 F0
24 J013355.47+310009.0 15.98 (0.07) 15.52 (0.12) 15.20 (0.12) 15.40 (0.05) 15.11 (0.09) 12.94 (U) 9.15 (U) 0 F2
25 J013311.09+304851.8 15.52 (0.05) 15.21 (0.09) 15.10 (0.12) 14.79 (0.10) 14.84 (0.09) 14.35 (0.03) 14.29 (0.05) 11.51 (0.16) 8.43 (0.22) 1 F8
26 J013357.48+303821.4 15.88 (0.07) 15.24 (0.10) 15.37 (0.15) 15.11 (0.05) 15.24 (0.08) 13.91 (0.07) 13.84 (0.10) 11.23 (U) 9.05 (U) 2 M01, S06
27 J013356.58+303826.6 16.65 (0.13) 16.44 ( ) 16.71 (U) 16.33 (0.12) 16.16 (0.12) M01, S06
28 J013419.52+304633.8 16.31 (0.11) 16.05 (0.19) 15.65 (U) 15.83 (0.05) 15.82 (0.06)
29 J013344.15+303205.7 15.68 (0.06) 15.35 (0.10) 15.22 (0.14) 14.47 (0.11) 14.44 (0.11) 13.79 (0.04) 13.49 (0.05) 8.66 (0.03) 6.80 (0.07) 1 M01, S06
30 J013419.51+305532.4 16.18 (0.09) 15.79 (0.14) 15.67 (U) 15.70 (0.06) 15.87 (0.06) A8-F0
31 J013355.62+303500.8 15.80 (0.06) 15.58 (0.12) 15.59 (0.18) 14.80 (0.11) 14.92 (0.09) M01, S06
32 J013410.90+303840.8 15.92 (0.07) 15.42 (0.10) 15.59 (0.18) 14.83 (0.10) 14.92 (0.08) 14.71 (0.07) 15.47 (0.15) 11.33 (0.24) 9.07 (U) 0 G0Ia M01, S06
33 J013348.48+304510.6 15.64 (0.06) 15.13 (0.08) 14.86 (0.10) 14.89 (0.30) 14.87 (0.22) 10.94 (0.14) 8.91 (0.36) 0 F5Ia M01
34 J013322.62+302920.4 15.85 (0.06) 15.32 (0.09) 14.98 (0.11) 15.05 (0.09) 14.89 (0.06) 14.77 (0.04) 14.56 (0.06) 11.44 (0.12) 9.20 (U) 1 F8-G0
35 J013303.60+302903.4 15.69 (0.05) 15.39 (0.09) 15.22 (0.14) 15.02 (0.05) 14.81 (0.06) 14.85 (0.05) 14.39 (0.05) 10.67 (0.06) 8.03 (0.15) 0 F8-G0 IR-VAR
36 J013358.51+303412.6 15.84 (0.08) 14.58 ( ) 14.34 (U) 15.27 (0.09) 15.37 (0.09) M01
37 J013418.54+303647.5 15.84 (0.07) 15.51 (0.12) 15.74 (0.21) 15.33 (0.05) 15.35 (0.06) 15.35 (0.11) 16.53 (0.38) 12.27 (U) 8.98 (U) 0 G0Ia F8
38 J013342.84+303835.6 16.12 (0.10) 16.02 (0.19) 16.04 (0.32) 15.29 (0.12) 15.46 (0.08) G0Ia M01
39 J013350.71+304254.3 16.69 (0.14) 16.12 (0.21) 16.49 (U) A6Ia M01, S06
40 J013346.16+303448.5 16.31 (0.10) 15.89 (0.16) 15.81 (0.23) 15.58 (0.06) 15.67 (0.06) 14.56 (0.08) 14.99 (0.13) 11.89 (U) 9.39 (U) 2 M01
41 J013320.08+302544.4 16.06 (0.08) 15.75 (0.16) 15.99 (0.27) 15.38 (0.05) 15.38 (0.06) 14.91 (0.05) 14.70 (0.07) 10.68 (0.06) 8.79 (0.27) 1 F0
42 J013252.56+303419.6 16.46 (0.06) 16.46 (0.07) A8 G16
43 J013440.51+303852.3 16.39 (0.11) 16.64 (0.30) 17.04 ( ) 16.01 (0.05) 16.02 (0.06)
44 J013415.42+302816.4 15.39 (0.04) 14.82 (0.06) 14.12 (0.05) 12.36 (0.05) 11.73 (0.06) 12.90 (0.03) 11.89 (0.02) 8.95 (0.02) 6.36 (0.05) 0 F0Ie F0-2 GTC
45 J013304.66+303240.4 16.59 (0.12) 16.44 (0.27) 15.09 (U) 16.03 (0.05) 15.96 (0.06) 14.21 (0.04) 14.36 (0.06) 11.45 (0.13) 9.00 (0.33) 1 F0
46 J013442.14+303216.0 16.03 (0.08) 15.23 ( ) 14.56 (U) 13.56 (0.04) 13.02 (0.05) 13.67 (0.03) 12.93 (0.03) 10.31 (0.05) 8.01 (0.14) 2 G0Ia F8 GTC
47 J013422.40+304835.5 15.69 (0.06) 15.29 (0.09) 15.28 (0.13) A8
48 J013355.36+304358.2 16.48 (0.11) 15.92 (0.17) 15.70 (U) 15.95 (0.10) 16.20 (0.09) M01
49 J013303.40+303051.2 16.23 (0.08) 16.08 (0.16) 15.36 (0.15) 15.04 (0.10) 14.93 (0.09) 15.17 (0.06) 14.64 (0.07) 11.50 (0.15) 9.57 (U) 0 F5
50 J013408.52+304708.9 16.26 (0.09) 16.11 (0.19) 15.92 (U) 16.00 (0.07) 15.86 (0.06) F8
51 J013339.46+303126.9 M01
52 J013231.94+303516.7 15.82 (0.07) 15.51 (0.10) 15.33 (0.14) 14.51 (0.03) 14.14 (0.04) 9.83 (0.04) 7.48 (0.11) 0 F2
53 J013439.73+304406.6 16.26 (0.09) 16.00 (0.17) 15.82 (0.20) A8

Notes.

(a)

Within 6 from the target, (0) one identified source by 2MASS and/or Spitzer (1) at least two identified sources by 2MASS or Spitzer (2) at least two identified sources by both 2MASS and Spitzer.

(c)

(M01) Photometry by Macri et al. (2001), (GTC) Optical spectroscopy with OSIRIS/GTC, (SUB) K-band spectroscopy with IRCS/Subaru, (S06) Variable in Shporer & Mazeh (2006), (IR-VAR) Variable in at least one IRAC band in McQuinn et al. (2007).

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