A network of filaments detected by Herschel in the Serpens core - A laboratory to test simulations of low-mass star formation

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Volume 584 (December 2015)

A&A, 584 (2015) A119

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Table 2

Position, size, total mass, mass per length, critical mass per length, and temperature range derived for the filaments shown in Fig. 2.


Observations of the Serpens core

Filament	Coordinates¹		Size²		Angle³	M_{dust + gas}	M_L	M_L,crit	T⁴
number	α_J2000	δ_J2000	[′]	[pc]	[ °]	[M_⊙]	[M_⊙ pc^-1]	[M_⊙ pc^-1]	[K]


1	18^h 30^m 02^s	+ 01° 08′ 19′′	1.9×8.3	0.2×1.0	353	32	32	24	12–17
2	18^h 30^m 12^s	+ 01° 13′ 21′′	1.3×3.7	0.2×0.4	79	6	13	27	13–19
3	18^h 30^m 20^s	+ 01° 16′ 31′′	1.7×6.3	0.2×0.8	77	6	7	27	14–18
4	18^h 30^m 13^s	+ 01° 19′ 32′′	1.5×4.8	0.2×0.6	40	3	5	27	15–17
5	18^h 29^m 57^s	+ 01° 24′ 17′′	2.2×10.0	0.3×1.2	6	8	7	26	15–17
6	18^h 29^m 43^s	+ 01° 20′ 58′′	1.5×5.5	0.2×0.7	330	4	6	25	14–16
7	18^h 29^m 28^s	+ 01° 20′ 07′′	1.7×10.4	0.2×1.3	319	13	10	24	12–16
8	18^h 28^m 53^s	+ 01° 14′ 06′′	2.2×17.4	0.3×2.1	68	23	11	26	14–17
9	18^h 28^m 51^s	+ 00° 50′ 09′′	2.9×14.3	0.3×1.7	327	23	13	24	12–17


Serpens core	18^h 29^m 50^s	+ 01° 14′ 14′′	42×42	5×5	36	494			18–30
field

Reference. For comparison we list the total mass and temperature range of the Serpens core.

⁽¹⁾

Coordinates represent the center of the boxes.

^(2,3)

Size and orientation of the boxes. The angles are measured from north to east.

⁽⁴⁾

Lowest and highest temperatures in the corresponding boxes.

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