Table 5: Molecular observations in comet 153P/Ikeya-Zhang.
UT date (2002) $\langle r_{\rm h}\rangle$ $\langle \Delta\rangle$ Integration Species (transition) $\int T_b{\rm d}v$ Velocity offset Offset
[mm/dd.dd-dd.dd] [AU] [AU] time [min]   [K km s-1] [km s-1]  
IRAM 30 m: March 2002:
03/19.74-19.78 0.507 0.802 35 HCN(3-2) $4.193\pm0.167$ $-0.04\pm0.09$ 6.5 $^{\prime\prime}$
03/19.74-19.78 0.507 0.802 35 HNC(3-2) $0.398\pm0.161$ $-0.19\pm0.47$ 8.8 $^{\prime\prime}$
03/19.74-19.78 0.507 0.802 35 CS(3-2) $0.306\pm0.033$ $+0.18\pm0.13$ 6 $^{\prime\prime}$
03/19.74-20.61 0.507 0.795 90 CH3OH(3, 0-3, -1)E $0.086\pm0.024$ $-0.02\pm0.29$ 10 $^{\prime\prime}$
        CH3OH(5, 0-5, -1)E $0.122\pm0.025$ $-0.26\pm0.22$  
        CH3OH(7, 0-7, -1)E $0.104\pm0.025$ $-0.54\pm0.29$  
03/20.46-20.57 0.508 0.789 55 CS(3-2) $0.342\pm0.019$ $+0.06\pm0.07$ 3.1 $^{\prime\prime}$
      10 CS(3-2) $0.308\pm0.044$ $+0.20\pm0.17$ 7.0 $^{\prime\prime}$
      25 CS(3-2) $0.266\pm0.032$ $+0.48\pm0.15$ 10.2 $^{\prime\prime}$
      10 CS(3-2) $0.169\pm0.045$ $+0.42\pm0.33$ 13.2 $^{\prime\prime}$
03/20.46-20.57 0.508 0.789 55 CH3CN(8, 0-7, 0) $0.063\pm0.018$   3.3 $^{\prime\prime}$
        CH3CN(8, 1-7, 1) $0.037\pm0.018$    
        CH3CN(8, 2-7, 2) $0.069\pm0.018$    
        CH3CN(8, 3-7, 3) $0.045\pm0.022$    
03/20.46-20.57 0.508 0.789 55 CH3OH(1, 0-1, -1)E $0.053\pm0.030$   3 $^{\prime\prime}$
        CH3OH(2, 0-2, -1)E $0.100\pm0.030$    
        CH3OH(3, 0-3, -1)E $0.108\pm0.033$ $+0.11\pm0.30$  
        CH3OH(4, 0-4, -1)E $0.188\pm0.032$ $+0.40\pm0.20$  
        CH3OH(5, 0-5, -1)E $0.104\pm0.031$ $+0.02\pm0.23$  
        CH3OH(6, 0-6, -1)E $0.121\pm0.032$ $+0.27\pm0.21$  
        CH3OH(7, 0-7, -1)E $0.159\pm0.028$ $-0.09\pm0.16$  
03/20.46-20.61 0.508 0.788 55 HCN(3-2) $6.801\pm0.060$ $+0.05\pm0.02$ 2.6 $^{\prime\prime}$
      10 HCN(3-2) $4.209\pm0.139$ $+0.01\pm0.08$ 7.7 $^{\prime\prime}$
      15 HCN(3-2) $2.822\pm0.127$ $+0.15\pm0.11$ 9.7 $^{\prime\prime}$
      10 HCN(3-2) $2.240\pm0.135$ $+0.10\pm0.15$ 10.9 $^{\prime\prime}$
      10 HCN(3-2) $1.734\pm0.128$ $+0.54\pm0.18$ 12.5 $^{\prime\prime}$
03/20.46-20.61 0.508 0.788 55 HNC(3-2) $1.666\pm0.075$ $+0.15\pm0.05$ 4.6 $^{\prime\prime}$
      10 HNC(3-2) $1.266\pm0.158$ $+0.15\pm0.14$ 5.7 $^{\prime\prime}$
      25 HNC(3-2) $0.672\pm0.107$ $-0.13\pm0.18$ 11.0 $^{\prime\prime}$
      10 HNC(3-2) <0.507   14.5 $^{\prime\prime}$
03/20.64-20.68 0.509 0.786 40 HCN(1-0) $0.306\pm0.019$ $-0.02\pm0.07$ 2.5 $^{\prime\prime}$
03/20.64-20.68 0.509 0.786 40 HNC(1-0) $0.063\pm0.026$   4 $^{\prime\prime}$
03/20.64-20.68 0.509 0.786 80 CO(2-1) $0.129\pm0.030$ $+0.33\pm0.24$ 3 $^{\prime\prime}$
IRAM 30 m: April 2002:
04/29.24-29.37 1.039 0.405 100 HCN(3-2) $5.225\pm0.046$ $-0.06\pm0.02$ 2.5 $^{\prime\prime}$
04/29.24-29.37 1.039 0.405 100 HNC(3-2) $0.271\pm0.048$ $+0.20\pm0.14$ 2.5 $^{\prime\prime}$
04/29.24-29.37 1.039 0.405 100 CH3CN(8, 0-7, 0) $0.051\pm0.012$   2.5 $^{\prime\prime}$
        CH3CN(8, 1-7, 1) $0.039\pm0.012$    
        CH3CN(8, 2-7, 2) $0.037\pm0.012$    
        CH3CN(8, 3-7, 3) $0.035\pm0.011$    
04/29.24-29.37 1.039 0.405 100 CH3OH(1, 0-1, -1)E $0.183\pm0.017$ $-0.06\pm0.07$ 2.5 $^{\prime\prime}$
        CH3OH(2, 0-2, -1)E $0.276\pm0.017$ $-0.06\pm0.05$  
        CH3OH(3, 0-3, -1)E $0.308\pm0.017$ $-0.11\pm0.04$  
        CH3OH(4, 0-4, -1)E $0.410\pm0.018$ $-0.13\pm0.03$  
        CH3OH(5, 0-5, -1)E $0.364\pm0.017$ $-0.08\pm0.04$  
        CH3OH(6, 0-6, -1)E $0.279\pm0.018$ $-0.02\pm0.05$  
        CH3OH(7, 0-7, -1)E $0.300\pm0.018$ $-0.04\pm0.05$  
04/29.24-29.37 1.039 0.405 100 CS(3-2) $0.178\pm0.013$ $+0.01\pm0.05$ 2.5 $^{\prime\prime}$
04/30.18-30.19 1.054 0.405 13 HCN(3-2) $5.779\pm0.111$ $+0.00\pm0.04$ 2 $^{\prime\prime}$
04/30.18-30.35 1.056 0.405 128 H2CO( 312-211) $0.361\pm0.019$ $+0.06\pm0.04$ 2.5 $^{\prime\prime}$
04/30.18-30.35 1.056 0.405 128 H2S( 110-101) $1.106\pm0.017$ $+0.01\pm0.01$ 2.5 $^{\prime\prime}$
04/30.18-30.35 1.056 0.405 138 HCN(1-0) $0.372\pm0.013$ $-0.01\pm0.03$ 2.5 $^{\prime\prime}$
04/30.18-30.35 1.056 0.405 128 CH3OH(4, 1-3, 2)E $0.071\pm0.021$   2.5 $^{\prime\prime}$
04/30.20-30.35 1.056 0.405 115 HNC(3-2) $0.323\pm0.031$ $+0.14\pm0.07$ 2.5 $^{\prime\prime}$
IRAM 30 m: continued - May 2002:
05/08.33-08.37 1.192 0.425 20 HCN(3-2) $2.324\pm0.222$ $+0.08\pm0.18$ 8 $^{\prime\prime}$
05/08.33-11.37 1.217 0.434 66 CH3OH(1, 0-1, -1)E $0.140\pm0.035$ $-0.08\pm0.12$ 6 $^{\prime\prime}$
        CH3OH(2, 0-2, -1)E $0.151\pm0.035$ $-0.06\pm0.14$  
        CH3OH(3, 0-3, -1)E $0.236\pm0.035$ $-0.36\pm0.10$  
        CH3OH(4, 0-4, -1)E $0.202\pm0.035$ $-0.25\pm0.13$  
        CH3OH(5, 0-5, -1)E $0.171\pm0.035$ $-0.25\pm0.15$  
        CH3OH(6, 0-6, -1)E $0.143\pm0.035$ $+0.14\pm0.14$  
        CH3OH(7, 0-7, -1)E $0.130\pm0.035$ $-0.12\pm0.13$  
05/11.33-11.37 1.242 0.443 21 HCN(3-2) $2.014\pm0.078$ $-0.07\pm0.03$ 5.5 $^{\prime\prime}$
      8 HCN(3-2) $1.791\pm0.107$ $-0.10\pm0.05$ 7.3 $^{\prime\prime}$
      11 HCN(3-2) $0.833\pm0.093$ $+0.04\pm0.08$ 14.5 $^{\prime\prime}$
05/11.33-11.37 1.242 0.443 21 HCN(1-0) $0.178\pm0.024$ $-0.18\pm0.11$ 5.5 $^{\prime\prime}$
05/11.33-11.37 1.242 0.443 21 CS(5-4) $0.336\pm0.044$ $+0.06\pm0.09$ 5 $^{\prime\prime}$
      19 CS(5-4) $0.254\pm0.049$ $-0.00\pm0.13$ 11 $^{\prime\prime}$
05/11.97-11.98 1.253 0.447 5 HCN(3-2) $2.910\pm0.097$ $-0.09\pm0.03$ 2 $^{\prime\prime}$
      3 HCN(3-2) $2.338\pm0.128$ $-0.11\pm0.04$ 5 $^{\prime\prime}$
05/11.97-12.35 1.257 0.449 308 HCN(1-0) $0.232\pm0.006$ $-0.18\pm0.02$ 2 $^{\prime\prime}$
05/11.97-12.35 1.255 0.448 270 CH3OH(8, 0-7, 1)E $0.138\pm0.007$ $-0.11\pm0.04$ 2 $^{\prime\prime}$
05/11.97-12.35 1.255 0.448 273 HNCO(10, 0, 10-9, 0, 9) $0.043\pm0.007$ $+0.14\pm0.11$ 2 $^{\prime\prime}$
05/11.97-12.35 1.255 0.448 273 SO(65-54) <0.018   2 $^{\prime\prime}$
05/11.97-12.35 1.255 0.448 308 OCS(12-11) <0.026   2 $^{\prime\prime}$
05/11.97-12.35 1.255 0.448 308 HC3N(16-15) <0.030   2 $^{\prime\prime}$
05/11.97-12.35 1.255 0.448 273 HCOOH(10, 0, 10-9, 0, 9) <0.019   2 $^{\prime\prime}$
05/11.99-12.18 1.254 0.447 165 NS(11/2-9/2)e <0.054   2 $^{\prime\prime}$
        NS(11/2-9/2)f <0.067   2 $^{\prime\prime}$
05/11.99-12.18 1.254 0.447 165 CH3OH(2, 0-1, -1)E $0.099\pm0.021$ $-0.05\pm0.21$ 2 $^{\prime\prime}$
05/12.19-12.35 1.257 0.449 170 CO(2-1) $0.114\pm0.014$ $-0.04\pm0.09$ 2 $^{\prime\prime}$
Kitt Peak 12 m: March 2002:
03/29.94-29.95 0.570 0.629 12.0 HCN(3-2) $1.560\pm0.173$   10 $^{\prime\prime}$
CSO 10 m: April 2002:
04/25.44-25.48 0.975 0.409 18.6 HCN(3-2) $2.541\pm0.091$ $-0.02\pm0.04$ 5 $^{\prime\prime}$
      5.4 HCN(3-2) $2.582\pm0.110$ $-0.08\pm0.04$ 6.5 $^{\prime\prime}$
      5.4 HCN(3-2) $1.520\pm0.145$ $+0.03\pm0.09$ 14.8 $^{\prime\prime}$

04/25.50-25.68

0.977 0.409 114 CH3OH(3, 3-3, 2)A-+ $0.083\pm0.016$ $-0.47\pm0.17$ 4 $^{\prime\prime}$
        CH3OH(3, 3-3, 2)A+- $0.087\pm0.018$ $-0.11\pm0.14$  
        CH3OH(4, 3-4, 2)A-+ $0.107\pm0.019$    
        CH3OH(4, 3-4, 2)A+- $0.126\pm0.018$ $-0.18\pm0.11$  
        CH3OH(5, 3-5, 2)A-+ $0.139\pm0.020$ $-0.07\pm0.11$  
        CH3OH(5, 3-5, 2)A+- $0.155\pm0.018$ $-0.07\pm0.09$  
        CH3OH(6, 3-6, 2)A-+ $0.170\pm0.019$    
        CH3OH(6, 3-6, 2)A+- $0.155\pm0.018$ $-0.18\pm0.07$  
        CH3OH(7, 3-7, 2)A-+ $0.184\pm0.019$    
        CH3OH(7, 3-7, 2)A+- $0.131\pm0.018$ $-0.18\pm0.08$  
        CH3OH(8, 3-8, 2)A-+ $0.097\pm0.015$    
        CH3OH(8, 3-8, 2)A+- $0.122\pm0.019$    
        CH3OH(9, 3-9, 2)A-+ $0.092\pm0.019$    
        CH3OH(9, 3-9, 2)A+- $0.072\pm0.019$    
04/26.47-26.49 0.992 0.407 8.0 HCN(3-2) $2.444\pm0.069$ $-0.01\pm0.03$ 4 $^{\prime\prime}$
04/26.49-26.54 0.992 0.407 49.3 HNC(3-2) $0.131\pm0.022$ $-0.10\pm0.18$ 4.5 $^{\prime\prime}$
04/26.55-26.69 0.994 0.407 128 HDO( 110-101) <0.855   4 $^{\prime\prime}$
04/27.40-27.47 1.009 0.406 12.0 HCN(3-2) $2.490\pm0.052$ $-0.03\pm0.02$ 3.4 $^{\prime\prime}$
      2.7 HCN(3-2) $2.265\pm0.117$ $-0.04\pm0.05$ 5.5 $^{\prime\prime}$
      6.7 HCN(3-2) $1.879\pm0.072$ $-0.06\pm0.04$ 9.3 $^{\prime\prime}$
      10.7 HCN(3-2) $1.411\pm0.074$ $-0.03\pm0.05$ 11.8 $^{\prime\prime}$
04/27.47-27.55 1.010 0.406 2.7 HCN(3-2) $2.649\pm0.084$ $-0.01\pm0.03$ 3.3 $^{\prime\prime}$
      5.3 HCN(3-2) $2.190\pm0.055$ $-0.02\pm0.02$ 8.3 $^{\prime\prime}$
      4.0 HCN(3-2) $1.579\pm0.063$ $-0.03\pm0.04$ 15.3 $^{\prime\prime}$
04/27.47-27.51 1.009 0.406 34.7 HNC(3-2) $0.174\pm0.037$ $-0.15\pm0.22$ 3.0 $^{\prime\prime}$
04/27.55-27.60 1.010 0.405 42.6 HNC(3-2) $0.119\pm0.030$ $-0.40\pm0.28$ 5.0 $^{\prime\prime}$
CSO 10 m: April 2002 - continued:
04/27.60-27.68 1.011 0.405 84.3 CH3OH(3, 3-3, 2)A-+ $0.017\pm0.017$   6 $^{\prime\prime}$
        CH3OH(3, 3-3, 2)A+- $0.069\pm0.017$    
        CH3OH(4, 3-4, 2)A-+ $0.113\pm0.021$    
        CH3OH(4, 3-4, 2)A+- $0.076\pm0.017$    
        CH3OH(5, 3-5, 2)A-+ $0.103\pm0.016$ $-0.15\pm0.10$  
        CH3OH(5, 3-5, 2)A+- $0.104\pm0.021$    
        CH3OH(6, 3-6, 2)A-+ $0.127\pm0.021$    
        CH3OH(6, 3-6, 2)A+- $0.108\pm0.021$    
        CH3OH(7, 3-7, 2)A-+ $0.085\pm0.017$    
        CH3OH(7, 3-7, 2)A+- $0.138\pm0.024$    
        CH3OH(8, 3-8, 2)A-+ $0.087\pm0.017$    
        CH3OH(8, 3-8, 2)A+- $0.133\pm0.024$    
        CH3OH(9, 3-9, 2)A-+ $0.081\pm0.021$    
        CH3OH(9, 3-9, 2)A+- $0.107\pm0.021$    
        CH3OH(10, 3-10, 2)A+- $0.102\pm0.025$    
04/27.60-27.68 1.011 0.405 84.3 SO(56-45) <0.036   6 $^{\prime\prime}$
04/27.60-27.68 1.011 0.405 84.3 HC3N(28-27) <0.036   6 $^{\prime\prime}$

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