HIFI observations of water in the atmosphere of comet C/2008 Q3 (Garradd)

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Table 1:

Summary of HIFI observations of comet C/2008 Q3 (Garradd) and retrieved water production rates.
Obs. ID	UT start date	$\Delta$	$r_{\rm h}$	Band	Obs. mode	$\nu_{ij}$	Integration	Intensity	Velocity shift		$Q_{\rm H_2O}{}$
	[mm/dd.ddd]	[AU]	[AU]			[GHz]	[s]	[K km s^-1]	[m s^-1]		[ $10^{28}~{\rm s}^{-1}$ ]
1342180461	07/20.908	1.865	1.831	1a	FSw	557	2181	$1.594 \pm 0.009$	$+56~\pm~$	3	$2.73 \pm 0.01$
1342180462	07/20.933	1.865	1.831	1a	PSw	557	381	$1.717 \pm 0.023$	$+55~\pm~$	10	$2.81 \pm 0.03$
1342180463	07/20.936	1.865	1.831	1a	OTF	557	2725
1342180557	07/22.338	1.901	1.836	4b	FSw	1113	2802	$1.206 \pm 0.022$	$+24~\pm~$	13	$1.82 \pm 0.03$
1342180813	07/27.726	2.037	1.850	6b	FSw	1669	3018	$1.597 \pm 0.104$	$+283~\pm~$	28	$2.12 \pm 0.30$
1342180815	07/27.782	2.039	1.850	4b	FSw	1113	2802	$0.994 \pm 0.023$	$+42~\pm~$	15	$1.70 \pm 0.03$

Notes. The observations were conducted using standard frequency switching (FSw), position switching (PSw) and on-the-fly spectral maps (OTF) observing modes. The error bars in line intensity, velocity shift and production rate are the statistical errors.

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