Table 1.
Analysed sample of Class II and Class I/Flat YSOs.
ID (a) | E09 (b) | 2MASS name (c) | Other name | RA (d) | Dec (d) | Class | αIR(e) | J | H | K |
---|---|---|---|---|---|---|---|---|---|---|
ICRS (J2000) | ICRS (J2000) | [mag] | [mag] | [mag] | ||||||
153 | 149 | J03284407+3120528 | – | 03:28:44.08 | +31:20:52.82 | II | −1.34 | 14.24 ± 0.03 | 13.23 ± 0.04 | 12.63 ± 0.03 |
156 | 153 | J03284782+3116552 | – | 03:28:47.83 | +31:16:55.18 | II | −1.10 | 12.94 ± 0.02 | 11.76 ± 0.02 | 10.91 ± 0.02 |
159 | 157 | J03285105+3116324 | – | 03:28:51.07 | +31:16:32.50 | II | −1.48 | 13.29 ± 0.02 | 12.52 ± 0.03 | 12.12 ± 0.03 |
162 | 160 | J03285213+3115471 | – | 03:28:52.14 | +31:15:47.21 | II | −1.34 | 13.16 ± 0.02 | 12.47 ± 0.03 | 12.03 ± 0.02 |
164 | 163 | J03285292+3111626 | ASR 46 | 03:28:52.91 | +31:16:26.53 | II | −1.49 | 13.62 ± 0.03 | 12.90 ± 0.03 | 12.48 ± 0.03 |
165 | 164 | J03285392+3118092 | – | 03:28:53.93 | +31:18:09.28 | II | −1.29 | 14.82 ± 0.06 | 12.27 ± 0.04 | 10.88 ± 0.02 |
166 | 165 | J03285409+3136542 | ASR 42 | 03:28:54.08 | +31:16:54.33 | II | −1.07 | 13.03 ± 0.02 | 12.04 ± 0.03 | 11.60 ± 0.02 |
167 | 166 | J03285461+3116512 | – | 03:28:54.62 | +31:16:51.24 | II | −1.08 | 12.86 ± 0.02 | 11.19 ± 0.02 | 10.23 ± 0.02 |
168 | 167 | J03285505+3116287 | – | 03:28:55.07 | +31:16:28.83 | II | −0.76 | 13.58 ± 0.03 | 11.70 ± 0.03 | 10.68 ± 0.05 |
173 | 172 | J03285663+3118356 | – | 03:28:56.64 | +31:18:35.59 | II | −1.14 | 12.30 ± 0.02 | 10.70 ± 0.02 | 9.70 ± 0.02 |
174 | 173 | J03285694+3116222 | – | 03:28:56.95 | +31:16:22.33 | II | −0.74 | 13.76 ± 0.03 | 11.92 ± 0.03 | 11.08 ± 0.02 |
175 | 174 | J03285718+3115346 | ASR 17 | 03:28:57.15 | +31:15:34.60 | II | −0.71 | 15.40 ± 0.07 | 13.98 ± 0.05 | 13.19 ± 0.04 |
177 | 177 | J03285769+3119481 | – | 03:28:57.70 | +31:19:48.10 | II | −0.96 | 13.04 ± 0.03 | 11.97 ± 0.03 | 11.38 ± 0.02 |
178 | 178 | J03285811+3118037 | NAME SSS 107 | 03:28:58.10 | +31:18:03.75 | III | −2.37 | 12.81 ± 0.02 | 11.71 ± 0.02 | 11.34 ± 0.02 |
180 | 180 | J03285824+3122021 | – | 03:28:58.25 | +31:22:02.07 | II | −1.07 | 14.91 ± 0.05 | 13.49 ± 0.04 | 12.41 ± 0.03 |
184 | 184 | J03285956+3121467 | LkHA 353 | 03:28:59.55 | +31:21:46.71 | II | −1.11 | 12.61 ± 0.02 | 11.26 ± 0.02 | 10.30 ± 0.02 |
188 | 189 | J03290313+3122381 | – | 03:29:03.14 | +31:22:38.08 | II | −0.76 | 13.72 ± 0.03 | 12.37 ± 0.03 | 11.32 ± 0.02 |
192 | 194 | J03290386+3121487 | – | 03:29:03.86 | +31:21:48.68 | II | −1.06 | 11.54 ± 0.03 | 10.14 ± 0.03 | 9.22 ± 0.02 |
194 | 198 | J03290466+3116591 | – | 03:29:04.66 | +31:16:59.15 | II | −0.46 | 15.55 ± 0.07 | 13.91 ± 0.04 | 12.66 ± 0.02 |
195 | 199 | J03290472+3111348 | – | 03:29:04.73 | +31:11:34.90 | II | −0.62 | < 18.50 | < 15.64 | 14.45 ± 0.08 |
197 | 201 | J03290518+3120369 | [HL2013] | 03:29:05.18 | +31:20:36.90 | II | −0.98 | 16.42 ± 0.19 | 16.84 ± 0.05 ( † ) | 14.99 ± 0.03 ( † ) |
199 | 204 | J03290631+3113464 | – | 03:29:06.32 | +31:13:46.42 | II | −1.14 | 19.02 ± 0.03 ( † ) | 14.70 ± 0.06 | 12.66 ± 0.02 |
201 | 206 | J03290794+3122515 | – | 03:29:07.94 | +31:22:51.51 | II | −1.16 | 13.00 ± 0.03 | 11.18 ± 0.03 | 10.19 ± 0.02 |
203 | 208 | J03290908+3123056 | – | 03:29:09.08 | +31:23:05.64 | II | −0.33 | 14.65 ± 0.04 | 12.94 ± 0.04 | 11.89 ± 0.03 |
205 | 210 | J03290933+3121042 | – | 03:29:09.33 | +31:21:04.20 | II | −0.51 | 16.42 ± 0.11 | 14.28 ± 0.05 | 13.15 ± 0.03 |
209 | 214 | J03291046+3123348 | – | 03:29:10.46 | +31:23:34.84 | II | −1.41 | 15.63 ± 0.06 | 13.82 ± 0.04 | 12.76 ± 0.03 |
213 | 218 | J03291084+3116426 | ASR 23 | 03:29:10.82 | +31:16:42.68 | II | −0.32 | 15.65 ± 0.07 | 14.11 ± 0.04 | 13.04 ± 0.03 |
219 | 225 | J03291312+3122529 | – | 03:29:13.12 | +31:22:52.84 | II | −1.33 | 12.87 ± 0.02 | 11.12 ± 0.03 | 10.11 ± 0.02 |
222 | 228 | J03291659+3123495 | – | 03:29:16.59 | +31:23:49.53 | II | −1.18 | 13.25 ± 0.02 | 11.84 ± 0.03 | 11.18 ± 0.02 |
224 | 230 | J03291683+3123251 | MBO 79 | 03:29:16.81 | +31:23:25.22 | II | −0.57 | 15.42 ± 0.05 | 14.32 ± 0.04 | 13.58 ± 0.03 |
226 | 233 | J03291768+3122450 | Em* LkHA 270 | 03:29:17.68 | +31:22:45.01 | II | −0.94 | 9.97 ± 0.02 | 8.91 ± 0.03 | 8.32 ± 0.02 |
227 | 234 | J03291778+3119480 | ASR 80 | 03:29:17.78 | +31:19:48.00 | II | −1.23 | 14.80 ± 0.04 | 13.65 ± 0.04 | 12.99 ± 0.03 |
233 | 240 | J03292155+3121104 | – | 03:29:21.57 | +31:21:10.30 | II | −1.24 | 12.39 ± 0.02 | 11.72 ± 0.03 | 11.37 ± 0.02 |
234 | 241 | J03292187+3115362 | Em* LkHA 271 | 03:29:21.87 | +31:15:36.22 | II | −1.34 | 11.18 ± 0.02 | 10.15 ± 0.03 | 9.50 ± 0.02 |
235 | 242 | J03292317+3120302 | Em* LkHA 355 | 03:29:23.17 | +31:20:30.19 | II | −1.03 | 12.40 ± 0.02 | 11.65 ± 0.03 | 11.23 ± 0.02 |
241 | 250 | J03292978+3121027 | – | 03:29:29.80 | +31:21:02.59 | II | −1.15 | 12.65 ± 0.02 | 11.62 ± 0.03 | 11.16 ± 0.02 |
147 | 142 | J03283875+3118068 | – | 03:28:38.78 | +31:18:06.59 | Flat | −0.25 | < 18.27 | 16.17 ± 0.26 | 14.01 ± 0.07 |
149 | 144 | J03283968+3117321 | – | 03:28:39.71 | +31:17:31.88 | I | 0.61 | < 18.29 | 16.39 ± 0.35 | 13.66 ± 0.05 |
161 | 159 | J03285129+3117397 | – | 03:28:51.26 | +31:17:39.30 | I | 0.60 | 16.35 ± 0.17 | 15.18 ± 0.17 | 14.45 ± 0.04 |
181 | 181 | J03285842+3122175 | – | 03:28:58.43 | +31:22:17.51 | I | 0.82 | 18.42 | 14.80 ± 0.09 | 11.85 ± 0.04 |
183 | 183 | J03285930+3115485 | – | 03:28:59.32 | +31:15:48.71 | Flat | −0.08 | 16.49 ± 0.16 | 12.53 ± 0.03 | 10.44 ± 0.02 |
186 | 186 | J03290149+3120208 | – | 03:29:01.56 | +31:20:20.62 | I | 2.30 | 15.75 | 13.88 ± 0.08 | 10.88 ± 0.04 |
190 | 191 | J03290332+3123148 | – | 03:29:03.33 | +31:23:14.60 | I | 1.00 | 17.25 ± 0.23 | 15.83 ± 0.14 | 14.07 ± 0.05 |
191(*) | 192 | J03290378+3116038 | V512 Per, SVS 13 | 03:29:03.78 | +31:16:03.79 | I | 0.85 | 12.39 ± 0.01 | 10.42 ± 0.01 | 8.77 ± 0.01 |
196 | 200 | J03290493+3120385 | – | 03:29:04.95 | +31:20:38.40 | Flat | 0.06 | 18.43 ± 0.05 ( † ) | 14.60 ± 0.14 | 12.97 ± 0.07 |
200 | 205 | J03290778+3121573 | [LAL96] 213 | 03:29:07.78 | +31:21:57.31 | I | 2.30 | < 15.27 | 13.80 ± 0.09 | 10.43 ± 0.04 |
202 | 207 | J03290895+3122562 | – | 03:29:08.99 | +31:22:56.10 | Flat | −0.21 | 16.05 ± 0.14 | 13.42 ± 0.06 | 11.72 ± 0.03 |
204 | 209 | J03290907+3121291 | – | 03:29:09.10 | +31:21:28.69 | I | 1.05 | < 15.57 | < 14.53 | 12.97 ± 0.05 |
215 | 221 | J03291188+3121271 | – | 03:29:11.89 | +31:21:27.00 | I | 0.32 | < 17.22 | 15.70 ± 0.12 | 12.82 ± 0.03 |
218 | 224 | J03291294+3118146 | – | 03:29:12.97 | +31:18:14.29 | I | 1.56 | < 18.60 | < 17.77 | 14.11 ± 0.05 |
231 | 238 | J03292003+3124076 | – | 03:29:20.06 | +31:24:07.49 | I | 0.34 | < 17.16 | 14.70 ± 0.07 | 12.04 ± 0.03 |
232 | 239 | J03292044+3118342 | 03:29:20.44 | +31:18:34.20 | Flat | −0.25 | 14.40 ± 0.04 | 12.01 ± 0.03 | 10.47 ± 0.02 | |
237 | 245 | J03292409+3119576 | ASR 79 | 03:29:24.09 | +31:19:57.61 | Flat | −0.13 | 15.52 ± 0.07 | 14.24 ± 0.06 | 13.57 ± 0.04 |
Notes.
ID of the sources taken from Young et al. (2015) and adopted in this paper.
Corresponding ID in the Evans et al. (2009) paper.
Coordinates are the Spitzer coordinates from Young et al. (2015) catalog.
Spitzer IR spectral index from Young et al. (2015). J, H and K photometry taken from the 2MASS catalogue except when indicated with (†) (photometry from Luhman) and with (*) (variable source, photometry taken on 12 march 2015, Giannini, priv. comm.).
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