Table 1: Journal of observations.
Imaging

Telescope/Instrument Date Filter t (s)

VLT/ISAAC-SW 6 Feb. 2001 [FeII]1.64, H₂2.12, Br $\gamma$ 480

Ks, H 60

VLT/ISAAC-LW L, M 600

3.6 m/TIMMI2 25-26 Mar. 2004 N10.4 3000

SEST/SIMBA 23 May 2003 1.2 mm 5670^a

**Table 1:** Journal of observations.
Imaging
Telescope/Instrument	Date	Filter	t (s)
VLT/ISAAC-SW	6 Feb. 2001	[FeII]1.64, H₂2.12, Br $\gamma$	480
		Ks, H	60
VLT/ISAAC-LW		L, M	600
3.6 m/TIMMI2	25-26 Mar. 2004	N10.4	3000
SEST/SIMBA	23 May 2003	1.2 mm	5670^a

Infrared Spectroscopy

Telescope/Instrument Date $\lambda$ / $\Delta$ $\lambda$ PA ( $^{\circ }$ ) Covered Knots t (s)

NTT/SofI HK grism 13 Mar. 2003 600 153 D,F 2400

VLT/ISAAC-SW 2.12 $\mu$ m 5 Feb. 2001 8900 153 D,F 1800

150.5 C,G

161 A,B,C

131.5 E,F

137 A

Millimetre Spectroscopy

SEST Receiver Date Line $\nu$ $\theta_{HPBW}$ N^b $\Delta v$ t

(GHz) ( $^{\prime \prime }$ ) (km s^-1) (s)

IRAM115 4-8 Jun. 1994 CS(2-1) 97.98 57 43 0.132 6060

IRAM230 CS(5-4) 244.94 23 28 0.053 4980

NDW350 CS(7-6) 342.88 15 12 0.038 8400

IRAM115 C³⁴S(2-1) 96.41 57 18 0.134 16 200

$\textstyle \parbox{12cm}{ Note: $^a$\space Time spent to integrate over an area... ...{\prime}$\space in fast scanning mode.\\ $^b$\space Number of the map points.}$

	1 Introduction
	2 Observations and results
	3 Analysis and discussion
	4 Summary
	References

Infrared Spectroscopy
Telescope/Instrument	Date	$\lambda$ / $\Delta$ $\lambda$	PA ( $^{\circ }$ )	Covered Knots	t (s)
NTT/SofI HK grism	13 Mar. 2003	600	153	D,F	2400
VLT/ISAAC-SW 2.12 $\mu$ m	5 Feb. 2001	8900	153	D,F	1800
			150.5	C,G
			161	A,B,C
			131.5	E,F
			137	A

Millimetre Spectroscopy

SEST Receiver	Date	Line	$\nu$	$\theta_{HPBW}$	N^b	$\Delta v$	t
			(GHz)	( $^{\prime \prime }$ )		(km s^-1)	(s)
IRAM115	4-8 Jun. 1994	CS(2-1)	97.98	57	43	0.132	6060
IRAM230		CS(5-4)	244.94	23	28	0.053	4980
NDW350		CS(7-6)	342.88	15	12	0.038	8400
IRAM115		C³⁴S(2-1)	96.41	57	18	0.134	16 200