Disk fraction among free-floating planetary-mass objects in Upper Scorpius

Open Access

Table A.3

Disk fractions estimated per mass bin assuming ages of 5 and 10 Myr.

	Flagged sources :	Excluded		Included

Age (Myr)	Mass Range (M_Jup)	Fraction (%)	N_obj	Fraction (%)	N_obj
5 Myr	6-11.85	37.5±6.2	32	38.0±6.0	50
	11.85-16.85	${37.5}_{- 6.2}^{+ 3.1}$ $37.5_{ - 6.2}^{ + 3.1}$	32	46.0±4.0	50
	16.85-25	34.2±0.0	38	${35.7}_{- 4.8}^{+ 2.4}$ $35.7_{ - 4.8}^{ + 2.4}$	49
	25-32.3	${33.3}_{- 5.1}^{+ 2.6}$ $33.3_{ - 5.1}^{ + 2.6}$	42	${27.3}_{- 4.5}^{+ 2.3}$ $27.3_{ - 4.5}^{ + 2.3}$	46
	32.3-36	${26.8}_{- 4.9}^{+ 2.4}$ $26.8_{ - 4.9}^{ + 2.4}$	39	${17.8}_{- 2.2}^{+ 4.4}$ $17.8_{ - 2.2}^{ + 4.4}$	46
	36-41.05	${28.3}_{- 4.3}^{+ 2.2}$ $28.3_{ - 4.3}^{ + 2.2}$	44	${38.5}_{- 7.7}^{+ 7.7}$ $38.5_{ - 7.7}^{ + 7.7}$	46
	41.05-55	21.1±2.6	38	${25.9}_{- 0.0}^{+ 7.4}$ $25.9_{ - 0.0}^{ + 7.4}$	46
	55-69.5	${32.4}_{- 0.0}^{+ 2.9}$ $32.4_{ - 0.0}^{ + 2.9}$	41	${30.6}_{- 0.0}^{+ 2.8}$ $30.6_{ - 0.0}^{ + 2.8}$	49
	69.5-90	${27.0}_{- 0.0}^{+ 2.7}$ $27.0_{ - 0.0}^{ + 2.7}$	41	18.0±2.0	46
	90-105	${16.7}_{- 0.0}^{+ 2.8}$ $16.7_{ - 0.0}^{ + 2.8}$	45	28.8±3.4	58

10 Myr	8-13.7	${15.2}_{- 2.2}^{+ 4.3}$ $15.2_{ - 2.2}^{ + 4.3}$	24	${36.7}_{- 0.0}^{+ 4.1}$ $36.7_{ - 0.0}^{ + 4.1}$	39
	13.7-15.55	${37.0}_{- 2.2}^{+ 4.3}$ $37.0_{ - 2.2}^{ + 4.3}$	27	${30.4}_{- 2.2}^{+ 4.3}$ $30.4_{ - 2.2}^{ + 4.3}$	42
	15.55-25	32.1±3.6	28	41.5±4.9	41
	25-48	${28.3}_{- 2.2}^{+ 4.3}$ $28.3_{ - 2.2}^{ + 4.3}$	34	${26.1}_{- 2.2}^{+ 4.3}$ $26.1_{ - 2.2}^{ + 4.3}$	40
	48-63.1	${26.5}_{- 2.0}^{+ 4.1}$ $26.5_{ - 2.0}^{ + 4.1}$	36	32.5±2.5	40
	63.1-77	${41.5}_{- 7.3}^{+ 7.3}$ $41.5_{ - 7.3}^{ + 7.3}$	37	${38.1}_{- 4.8}^{+ 7.1}$ $38.1_{ - 4.8}^{ + 7.1}$	40
	77-94.3	${37.5}_{- 2.5}^{+ 5.0}$ $37.5_{ - 2.5}^{ + 5.0}$	36	22.5±2.5	40
	94.3-105	${30.0}_{- 2.5}^{+ 5.0}$ $30.0_{ - 2.5}^{ + 5.0}$	46	22.6±5.7	53

Notes. Results are shown both excluding and including sources flagged as potentially contaminated in unWISE images. This table is available in electronic form at the CDS.

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