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Table 4:

Isotopic ratios in CN.
Runs Comet 12C/13C 14N/15N Reference
1 122P/de Vico $ 90\pm10 $ $ 145 \pm 20 $ Jehin et al. (2004)
2 C/1996 B2 (Hyakutake) ${\ge}60 $ ${\ge}60 $  
3 C/1996 B2 (Hyakutake) ${\ge}50 $ ${\ge}50 $  
4 C/1995 O1 (Hale-Bopp) $80\pm 25 $ $ 130 \pm 40 $ Manfroid et al. (2005)
5 C/1995 O1 (Hale-Bopp) $90\pm 20 $ $ 150 \pm 30$ Manfroid et al. (2005)
6 C/1995 O1 (Hale-Bopp) $100\pm 30 $ $ 135 \pm 40 $ Manfroid et al. (2005)
7 55P/Tempel-Tuttle - -  
8 C/1999 H1 (Lee) ${\ge}60 $ ${\ge}60 $  
9,10 C/1999 S4 (LINEAR) $ 90\pm 30 $ $ 150 \pm 50 $ Hutsemékers et al. (2005)
11 C/1999 T1 (McNaught-Hartley) $ 80\pm 20 $ $ 160 \pm 50$  
12 C/2001 A2-A (LINEAR) ${\ge}60 $ ${\ge}60 $  
13, 14 C/2000 WM1 (LINEAR) $ 100\pm 20 $ $ 150 \pm 30$ Arpigny et al. (2000, 2003)
15 153P/Ikeya-Zhang $ 80\pm 30 $ $ 140 \pm 50 $ Jehin et al. (2004)
17, 18 C/2002 X5 (Kudo-Fujikawa) $90\pm 20 $ $ 130 \pm 20$  
16, 19 C/2002 V1 (NEAT) $ 100\pm 20 $ $ 160 \pm 35$  
20 C/2002 Y1 (Juels-Holvorcem) $90\pm 20 $ $ 150 \pm 35$  
21 C/2001 Q4 (NEAT) $ 70\pm 30 $ $ 130 \pm 40 $ Manfroid et al. (2005)
22, 23 88P/Howell $ 90\pm 15 $ $ 140 \pm 20 $ Hutsemékers et al. (2005)
24 C/2001 Q4 (NEAT) $ 90\pm 15 $ $ 135 \pm 20 $ Manfroid et al. (2005)
25, 28, 29 C/2002 T7 (LINEAR) $ 85\pm 20 $ $ 160 \pm 25$  
26 C/2003 K4 (LINEAR) $ 80\pm 20 $ $ 150 \pm 35$ Manfroid et al. (2005)
30 C/2003 K4 (LINEAR) $90\pm 20 $ $ 145 \pm 25 $ Manfroid et al. (2005)
31, 34 9P/Tempel 1 $ 110\pm 20 $ $ 170 \pm 35 $ Jehin et al. (2006)
32, 33 9P/Tempel 1 $ 95\pm 15 $ $ 145 \pm 20 $ Jehin et al. (2006)
35 73P-B/Schwassmann-Wachmann 3 - -  
36 73P-C/Schwassmann-Wachmann 3 - -  
37 73P-B/Schwassmann-Wachmann 3 $100\pm 30 $ $ 210 \pm 50$ Jehin et al. (2008)
38, 39 73P-C/Schwassmann-Wachmann 3 $ 100\pm 20 $ $ 220 \pm 40$ Jehin et al. (2008)
40 C/2006 M4 (SWAN) $ 95\pm 25 $ $ 145 \pm 50$  
41-44 17P/Holmes $90\pm 20 $ $ 165 \pm 35$  
41, 43, 44 17P/Holmes ${\ge}10 $ ${\ge}10 $  
42 17P/Holmes $ 95\pm 20 $ $ 165 \pm 40$ Bockelée-Morvan et al. (2008a)
45 8P/Tuttle $90\pm 20 $ $ 150 \pm 30$ Bockelée-Morvan et al. (2008b)
46 C/2007 N3 (Lulin) $105\pm 40 $ $ 150 \pm 50 $  
For convenience the data are grouped in observing runs as defined in Table 3. References are given when these are not first determinations, in italics if the values have been revised.

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