VISION – Vienna survey in Orion - III. Young stellar objects in Orion A

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Volume 622 (February 2019)

A&A, 622 (2019) A149

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Table 5.

Re-classification summarized.

		YSO Classes^a

Sample	YSOs^b	P	F	D
Revisited^c	2706	182 (6.7%)	177 (6.5%)	2347 (86.8%)
New inside^d	154	1 (0.7%)	3 (1.9%)	150 (97.4%)
New ouside^d	120	5 (4.2%)	5 (4.2%)	110 (91.7%)
New all^d	274	6 (2.2%)	8 (2.9%)	260 (94.9%)
Total^e	2980	188 (6.3%)	185 (6.2%)	2607 (87.5%)

Notes. The percentages in parenthesis are relative to the YSO counts of each sample given in Col. 2.

^(a)

Classification from this work. Class 0/I protostars (P), flat-spectrum sources (F), Class II/III pre-main-sequences stars with disks (D).

^(b)

Total number of YSO candidates of the given samples.

^(c)

Reclassification of revisited sources for the combined MGM and FFA16 sample (Sects. 3.2 and 4.1).

^(d)

Classification for new sources (Sects. 3.3 and 4.2), separated between candidates selected in- and outside the IRAC region.

^(e)

Total = Revisited + New all.

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