VdBH 222: a starburst cluster in the inner Milky Way

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Table 6

Photometric data for red supergiants in VdBH 222 from 2MASS and our photometry.

Star	J	E_J	H	E_H	K_S	E_{K_S}	E(J − K_S)	M_{K_S}	log (L/L_⊙)¹	log (L/L_⊙)²

293	8.600	0.024	7.164	0.021	6.497	0.021	1.073	−9.2	4.5	4.6
334	8.394	0.021	6.993	0.024	6.365	0.023	0.979	−9.3	4.5	4.6
339	8.070	0.020	6.735	0.026	6.182	0.051	0.858	−9.4	4.6	4.7
371	7.681	0.020	6.732	0.020	6.223	0.026	1.048	−9.5	5.0	−
479	8.207	0.023	6.846	0.018	6.254	0.021	0.913	−9.4	4.6	4.6
505	8.793	0.020	7.880	0.020	7.375	0.027	0.978	−8.3	4.6	−
566	7.425	0.023	5.971	0.031	5.255	0.018	1.03	−10.4	4.9	5.1
567³	8.742	0.005	7.470	0.016	6.923	0.024	0.839	−8.6	4.3	4.4
664	8.384	0.026	6.974	0.021	6.348	0.020	0.976	−9.3	4.5	4.6
740	8.084	0.024	6.717	0.020	6.094	0.020	0.940	−9.5	4.6	4.7
903	8.506	0.026	7.098	0.020	6.437	0.018	1.029	−9.3	4.5	4.6

Notes.

⁽¹⁾

Using the calibrations of Levesque et al. (2005).

⁽²⁾

Using the calibration of Davies et al. (2013), which is not valid for yellow supergiants.

⁽³⁾

567 is the only star for which JHK_S is from our photometry. All the other stars have at least one filter saturated, and their magnitudes are from 2MASS.

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