Forbidden oxygen lines in comets at various heliocentric distances

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Table 6

Measured observed FWHM (Å) and intrinsic velocity widths (km s^-1) for the three forbidden oxygen lines in the spectra of each comet.

Comet	JD – 2 450 000.5	r (AU)	FWHM_observed (Å)			FWHM_intrinsic (km s^-1)
			5577.339 Å	6300.304 Å	6363.776 Å	5577.339 Å	6300.304 Å	6363.776 Å

C/2002 V1 (NEAT)	2647.037	1.22	0.092	0.098	0.094	2.08	1.57	1.40
C/2002 V1 (NEAT)	2647.062	1.22	0.089	0.095	0.095	1.95	1.42	1.44
C/2002 V1 (NEAT)	2649.031	1.18	0.096	0.096	0.095	2.23	1.45	1.42
C/2002 V1 (NEAT)	2649.056	1.18	0.093	0.095	0.094	2.11	1.40	1.38
C/2002 V1 (NEAT)	2719.985	1.01	0.108	0.098	0.096	2.76	1.54	1.49
C/2002 X5 (Kudo-Fujikawa)	2705.017	1.06	0.104	0.094	0.093	2.64	1.46	1.50
C/2002 X5 (Kudo-Fujikawa)	2705.039	1.07	0.104	0.095	0.095	2.61	1.54	1.60
C/2002 X5 (Kudo-Fujikawa)	2705.060	1.07	0.104	0.095	0.094	2.64	1.50	1.54
C/2002 Y1 (Juels-Holvorcem)	2788.395	1.14	0.106	0.092	0.091	2.88	1.52	1.47
C/2002 Y1 (Juels-Holvorcem)	2788.416	1.14	0.103	0.092	0.091	2.75	1.54	1.49
C/2002 Y1 (Juels-Holvorcem)	2789.394	1.16	0.113	0.095	0.094	3.09	1.59	1.57
C/2002 Y1 (Juels-Holvorcem)	2789.415	1.16	0.112	0.095	0.094	3.03	1.61	1.59
C/2001 Q4 (NEAT)	2883.293	3.73	0.101	0.116	0.117	2.51	2.39	2.39
C/2001 Q4 (NEAT)	2883.349	3.73	0.097	0.123	0.125	2.31	2.63	2.69
C/2001 Q4 (NEAT)	2889.236	3.67	–	0.119	0.121	–	2.49	2.52
C/2001 Q4 (NEAT)	2889.320	3.66	0.102	0.125	0.117	2.55	2.75	2.36
C/2002 T7 (LINEAR)	3131.421	0.68	0.115	0.099	0.100	3.12	1.82	1.80
C/2002 T7 (LINEAR)	3151.976	0.94	0.101	0.089	0.090	2.84	1.70	1.71
C/2002 T7 (LINEAR)	3152.036	0.94	0.100	0.088	0.090	2.81	1.66	1.72
C/2003 K4 (LINEAR)	3131.342	2.61	0.131	0.135	0.136	2.51	1.81	1.66
C/2003 K4 (LINEAR)	3132.343	2.59	0.106	0.108	0.105	2.76	2.12	1.94
C/2003 K4 (LINEAR)	3329.344	1.20	0.097	0.094	0.096	2.38	1.52	1.52
9P/Tempel 1	3553.955	1.51	0.110	0.096	0.093	2.91	1.61	1.43
9P/Tempel 1	3554.954	1.51	0.091	0.095	0.094	2.14	1.59	1.48
9P/Tempel 1	3555.955	1.51	–	0.094	0.094	–	1.56	1.46
9P/Tempel 1	3557.007	1.51	0.091	0.095	0.095	2.03	1.55	1.44
9P/Tempel 1	3557.955	1.51	0.084	0.095	0.095	1.75	1.54	1.47
9P/Tempel 1	3558.952	1.51	0.084	0.095	0.095	1.79	1.58	1.48
9P/Tempel 1	3559.954	1.51	0.101	0.101	0.097	2.57	1.84	1.60
9P/Tempel 1	3560.952	1.51	0.106	0.098	0.096	2.77	1.72	1.52
9P/Tempel 1	3561.953	1.51	0.087	0.096	0.095	1.92	1.63	1.48
9P/Tempel 1	3562.956	1.51	0.081	0.096	0.095	1.67	1.61	1.48
73P-C/Schwassmann-Wachmann 3	3882.367	0.95	0.104	0.106	0.107	2.12	1.31	1.30
73P-B/Schwassmann-Wachmann 3	3898.369	0.94	0.110	0.108	0.108	2.46	1.54	1.48
8P/Tuttle	4481.021	1.04	0.091	0.093	0.091	2.16	1.55	1.36
8P/Tuttle	4493.018	1.03	0.093	0.093	0.092	2.21	1.55	1.41
8P/Tuttle	4500.017	1.03	0.095	0.093	0.091	2.28	1.47	1.33
103P/Hartley 2	5505.288	1.06	0.095	0.091	0.097	2.30	1.35	1.29
103P/Hartley 2	5505.328	1.06	0.090	0.082	0.081	2.31	1.26	1.25
103P/Hartley 2	5510.287	1.07	0.092	0.081	0.083	2.31	1.26	1.06
103P/Hartley 2	5510.328	1.07	0.092	0.081	0.079	2.24	1.27	1.17
103P/Hartley 2	5511.363	1.08	0.090	0.081	0.081	2.19	1.23	1.18
C/2009 P1 (Garradd)	5692.383	3.25	0.095	0.091	0.097	2.28	1.67	1.87
C/2009 P1 (Garradd)	5727.322	2.90	0.099	0.083	0.089	2.54	1.27	1.49
C/2009 P1 (Garradd)	5767.278	2.52	0.090	0.083	0.084	2.19	1.30	1.31
C/2009 P1 (Garradd)	5813.991	2.09	0.090	0.085	0.087	2.18	1.25	1.33
C/2009 P1 (Garradd)	5814.974	2.08	0.089	0.086	0.087	2.16	1.33	1.33
C/2009 P1 (Garradd)	5815.982	2.07	0.090	0.087	0.089	2.21	1.57	1.58

Notes.For the third spectrum of comets C/2001 Q4 and 9P, the green line could not be used because of the contamination by a strong cosmic ray.

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