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Table 5:

Mixing ratios of comet 8P/Tuttle, other HFCs and LPCs.
Comets HCN C2H2 CH4 C2H6 CH3OH Remarks
8P/Tuttle 0.07 $\pm $ 0.02 0.05 $\pm $ 0.02 0.6 $\pm $ 0.4 0.23 $\pm $ 0.04 3.3 $\pm $ 0.4 HFC, This work
153P/Ikeya-Zhang 0.18 $\pm $ 0.051 0.18 $\pm $ 0.051 0.51 $\pm $ 0.062 0.62 $\pm $ 0.183 2.5 $\pm $ 0.54 HFC
1P/Halley $ \sim$0.08-0.165,6,7 $ \sim$0.38 <18 $ \sim$0.48 1.7 $\pm $ 0.49 HFC
C/1996 B2 0.18 $\pm $ 0.0410 0.16 $\pm $ 0.0811 0.79 $\pm $ 0.082,12 0.62 $\pm $ 0.079,13 1.7 $\pm $ 0.414 LPC
C/1995 O1 0.27 $\pm $ 0.0411 0.31 $\pm $ 0.111 1.45 $\pm $ 0.162,15 0.56 $\pm $ 0.04916 2.4 $\pm $ 0.317 LPC
C/1999 H1 0.29 $\pm $ 0.0218 0.27 $\pm $ 0.0318 1.45 $\pm $ 0.182 0.67 $\pm $ 0.0718 2.1 $\pm $ 0.518 LPC
C/2001 A2 0.6 $\pm $ 0.0119 0.5 $\pm $ 0.119 1.2 $\pm $ 0.220 0.5 $\pm $ 0.119 3.9 $\pm $ 0.419 LPC
C/1999 S4 0.10 $\pm $ 0.0321 <0.1221 0.18 $\pm $ 0.062,21 <0.1221 <0.1521 LPC
C/2004 Q2 0.16 $\pm $ 0.0122 0.054 $\pm $ 0.00422 1.0 $\pm $ 0.122 0.42 $\pm $ 0.0122 2.7 $\pm $ 0.122 LPC

HFC : Halley Family Comet, LPC : Long Period Comet.
1 Magee-Sauer et al. (2002a), 2 Gibb et al. (2003), 3 Dello Russo et al. (2002a), 4 DiSanti et al. (2002), 5 Bockelée-Morvan et al. (1987), 6 Schloerb et al. (1986), 7 Despois et al. (1986), 8 Eberhardt (1999), 9 Eberhardt et al. (1994), 10 Magee-Sauer et al. (2002b), 11 Magee-Sauer et al. (2001), 12 Mumma et al. (1996), 13 Dello Russo et al. (2002b), 14 Biver et al. (1999a), 15 Weaver et al. (1997), 16 Dello Russo et al. (2001), 17 Biver et al. (1999b), 18 Mumma et al. (2001a), 19 Magee-Sauer et al. (2008), 20 Gibb et al. (2007), 21 Mumma et al. (2001b), 22 Kobayashi & Kawakita (2009) (For CH3OH, the same g-factor is used as Bonev's and Boehnhardt's. Mixing ratio listed here is higher by a factor of two than the reported value in their original paper see, Kobayashi & Kawakita 2009.)


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