Title: Young Stellar Objects in the Massive Star-Forming Regions W51 and W43 Authors: Saral G., Hora J.L., Audard M., Koenig X.P., Martinez-Galarza J.R., Motte F., Nguyen-Luong Q., Saygac A.T., Smith H.A. Table: Properties of the Clusters in W51 ================================================================================ Byte-by-byte Description of file: datafile6.txt -------------------------------------------------------------------------------- Bytes Format Units Label Explanations -------------------------------------------------------------------------------- 1- 1 I1 --- Group Group running number 2- 2 A1 --- SubGroup SubGroup letter code (1) 4- 13 F10.6 deg RAdeg Right ascension in decimal degrees (J2000) (2) 15- 23 F9.6 deg DEdeg Declination in decimal degrees (J2000) (2) 25- 27 I3 --- NIR Number of IR excess sources in group/subgroup (3) 29- 30 I2 --- NI Number of Class I candidates 32- 34 I3 --- NII Number of Class II candidates 36- 40 F5.2 --- NII/NI ?="" Class II to Class I ratio 42- 46 F5.2 --- e_NII/NI ?="" Uncertainty in NII/NI 48- 48 I1 --- Nemb Number of deeply embedded protostar candidates 50- 50 I1 --- Ntd Number of transition disk candidates 52- 52 I1 --- Nmyso Number of massive YSO candidates 54- 60 F7.2 arcsec Dia Group/SubGroup diameter, arcseconds 62- 66 F5.2 arcsec e_Dia Uncertainty in Dia -------------------------------------------------------------------------------- Note (1): Subgroups identified with dc = 51" are named under the main group with main number and a letter. Note (2): Central coordinates of the YSO groups or subgroups. Note (3): Number of stars with infrared excess. Includes Class I, Class II, deeply embedded protostars, and transition disk candidates. -------------------------------------------------------------------------------- 1 290.628161 14.121185 217 53 158 2.98 0.48 4 2 5 1178.69 30.94 1a 290.607449 14.137096 44 9 35 3.89 1.50 0 0 1 162.35 4.26 1b 290.671961 14.218522 21 8 12 1.50 0.71 0 1 1 238.02 6.25 1c 290.595251 14.069474 20 4 16 4.00 2.41 0 0 0 159.93 4.20 1d 290.693620 14.168545 19 3 15 5.00 3.49 1 0 1 55.81 1.46 1e 290.539286 14.046652 16 9 7 0.78 0.41 0 0 1 102.86 2.70 1f 290.655596 13.961203 14 6 8 1.33 0.76 0 0 0 95.26 2.50 1g 290.629889 14.185851 14 2 12 6.00 5.29 0 0 0 39.95 1.05 2 290.895659 14.483122 175 55 107 1.94 0.32 9 4 8 1254.22 32.92 2a 290.911695 14.532360 21 7 13 1.86 0.91 1 0 2 255.73 6.71 2b 290.968399 14.413716 18 5 10 2.00 1.16 0 3 0 87.22 2.29 2c 290.844332 14.459009 15 3 10 3.33 2.41 1 1 0 88.78 2.33 2d 290.962397 14.474087 12 3 9 3.00 2.20 0 0 0 59.63 1.56 2e 290.798509 14.440177 11 7 4 0.57 0.39 0 0 0 85.10 2.23 2f 290.762695 14.480864 11 5 5 1.00 0.68 1 0 4 55.42 1.45 3 291.075362 14.632441 37 8 24 3.00 1.27 3 2 0 175.98 4.62 3a 291.071001 14.638581 11 2 9 4.50 4.05 0 0 0 137.68 3.61 4 290.767228 14.327158 35 10 22 2.20 0.86 3 0 1 111.64 2.93 4a 290.779470 14.342320 12 7 5 0.71 0.45 0 0 0 214.01 5.62 5 290.863964 14.644746 26 9 12 1.33 0.61 5 0 1 103.76 2.72 5a 290.868706 14.645758 20 7 9 1.29 0.68 4 0 0 277.27 7.28 6 290.665391 14.411405 13 1 11 11.00 14.95 0 1 0 114.24 3.00 7 290.776093 13.867202 12 0 8 3 1 0 96.51 2.53 8 290.656547 14.319608 11 3 7 2.33 1.77 1 0 0 216.18 5.67 9 290.743948 13.905521 10 3 6 2.00 1.55 0 1 1 258.82 6.74