Table 4. Open in new tab Derived column...

Molecule

N (cm⁻²)

T _rot (K)

τ range^†

Molecule

N (cm⁻²)

T _rot (K)

τ range^†

1.1(9) × 10¹³

6(2)

<0.21

C₅H

5.3(11) × 10¹¹

33(26)

<0.002

CCS

6(2) × 10¹²

6.1(8)

<0.066

HC₃N

1.22(6) × 10¹³

25(4)

<0.16

C₃O

1.8(11) × 10¹¹

11(5)

<0.034

H¹³CCCN

1.4(4) × 10¹¹

25 (fix)^‡

<0.002

C₃N

6(7) × 10¹¹

11(9)

<0.009

HC¹³CCN

2.4(3) × 10¹¹

25 (fix)^‡

<0.0028

l-C₃H

3.5(2) × 10¹²

11.5(12)

<0.067

HCC¹³CN

2.5(8) × 10¹¹

25 (fix)^‡

<0.003

c-C₃H

1.4(5) × 10¹³

15(6)

<0.034

DC₃N

4.7(12) × 10¹¹

25 (fix)^‡

<0.015

c-C₃H₂

4.4(5) × 10¹³

8.9(6)

<0.83

HC₅N

2.4(18) × 10¹²

22(7)

<0.005

c-¹³CCCH₂

2.18(16) × 10¹¹

8.9 (fix)^‡

<0.013

CH₃CCH

7.0(6) × 10¹³

14.2(15)

<0.070

c-CC¹³CH₂

1.07(16) × 10¹²

8.9 (fix)^‡

<0.058

CH₂DCCH

9.83(13) × 10¹²

14.2 (fix)^‡

<0.008

c-C₃HD

1.9(2) × 10¹²

8.9 (fix)^‡

<0.11

CH₃OH

2.3(10) × 10¹³

13(8)

<0.030

c-C₃D₂

2.2(8) × 10¹¹

8.9 (fix)^‡

0.006

CH₃CN

2.54(15) × 10¹¹

21(2)

<0.005

l-C₃H₂

1.23(7) × 10¹²

9.2(8)

<0.049

CH₂CN

2.2(4) × 10¹²

8.6(19)

<0.010

C₄H

2.32(12) × 10¹⁴

12.3(4)

<0.26

CH₂CO

7(3) × 10¹²

27(23)

<0.008

C₄H₂

1.9(2) × 10¹²

12.7(11)

<0.017

HCCCHO

2.4(3) × 10¹²

16(13)

<0.004

Table 4.

Open in new tab

Derived column densities, rotation temperatures and optical depths of the lines used for the evaluation.*

Molecule	N (cm⁻²)	T _rot (K)	τ range^†	Molecule	N (cm⁻²)	T _rot (K)	τ range^†
SO	1.1(9) × 10¹³	6(2)	<0.21	C₅H	5.3(11) × 10¹¹	33(26)	<0.002
CCS	6(2) × 10¹²	6.1(8)	<0.066	HC₃N	1.22(6) × 10¹³	25(4)	<0.16
C₃O	1.8(11) × 10¹¹	11(5)	<0.034	H¹³CCCN	1.4(4) × 10¹¹	25 (fix)^‡	<0.002
C₃N	6(7) × 10¹¹	11(9)	<0.009	HC¹³CCN	2.4(3) × 10¹¹	25 (fix)^‡	<0.0028
l-C₃H	3.5(2) × 10¹²	11.5(12)	<0.067	HCC¹³CN	2.5(8) × 10¹¹	25 (fix)^‡	<0.003
c-C₃H	1.4(5) × 10¹³	15(6)	<0.034	DC₃N	4.7(12) × 10¹¹	25 (fix)^‡	<0.015
c-C₃H₂	4.4(5) × 10¹³	8.9(6)	<0.83	HC₅N	2.4(18) × 10¹²	22(7)	<0.005
c-¹³CCCH₂	2.18(16) × 10¹¹	8.9 (fix)^‡	<0.013	CH₃CCH	7.0(6) × 10¹³	14.2(15)	<0.070
c-CC¹³CH₂	1.07(16) × 10¹²	8.9 (fix)^‡	<0.058	CH₂DCCH	9.83(13) × 10¹²	14.2 (fix)^‡	<0.008
c-C₃HD	1.9(2) × 10¹²	8.9 (fix)^‡	<0.11	CH₃OH	2.3(10) × 10¹³	13(8)	<0.030
c-C₃D₂	2.2(8) × 10¹¹	8.9 (fix)^‡	0.006	CH₃CN	2.54(15) × 10¹¹	21(2)	<0.005
l-C₃H₂	1.23(7) × 10¹²	9.2(8)	<0.049	CH₂CN	2.2(4) × 10¹²	8.6(19)	<0.010
C₄H	2.32(12) × 10¹⁴	12.3(4)	<0.26	CH₂CO	7(3) × 10¹²	27(23)	<0.008
C₄H₂	1.9(2) × 10¹²	12.7(11)	<0.017	HCCCHO	2.4(3) × 10¹²	16(13)	<0.004

Molecule	N (cm⁻²)	T _rot (K)	τ range^†	Molecule	N (cm⁻²)	T _rot (K)	τ range^†
SO	1.1(9) × 10¹³	6(2)	<0.21	C₅H	5.3(11) × 10¹¹	33(26)	<0.002
CCS	6(2) × 10¹²	6.1(8)	<0.066	HC₃N	1.22(6) × 10¹³	25(4)	<0.16
C₃O	1.8(11) × 10¹¹	11(5)	<0.034	H¹³CCCN	1.4(4) × 10¹¹	25 (fix)^‡	<0.002
C₃N	6(7) × 10¹¹	11(9)	<0.009	HC¹³CCN	2.4(3) × 10¹¹	25 (fix)^‡	<0.0028
l-C₃H	3.5(2) × 10¹²	11.5(12)	<0.067	HCC¹³CN	2.5(8) × 10¹¹	25 (fix)^‡	<0.003
c-C₃H	1.4(5) × 10¹³	15(6)	<0.034	DC₃N	4.7(12) × 10¹¹	25 (fix)^‡	<0.015
c-C₃H₂	4.4(5) × 10¹³	8.9(6)	<0.83	HC₅N	2.4(18) × 10¹²	22(7)	<0.005
c-¹³CCCH₂	2.18(16) × 10¹¹	8.9 (fix)^‡	<0.013	CH₃CCH	7.0(6) × 10¹³	14.2(15)	<0.070
c-CC¹³CH₂	1.07(16) × 10¹²	8.9 (fix)^‡	<0.058	CH₂DCCH	9.83(13) × 10¹²	14.2 (fix)^‡	<0.008
c-C₃HD	1.9(2) × 10¹²	8.9 (fix)^‡	<0.11	CH₃OH	2.3(10) × 10¹³	13(8)	<0.030
c-C₃D₂	2.2(8) × 10¹¹	8.9 (fix)^‡	0.006	CH₃CN	2.54(15) × 10¹¹	21(2)	<0.005
l-C₃H₂	1.23(7) × 10¹²	9.2(8)	<0.049	CH₂CN	2.2(4) × 10¹²	8.6(19)	<0.010
C₄H	2.32(12) × 10¹⁴	12.3(4)	<0.26	CH₂CO	7(3) × 10¹²	27(23)	<0.008
C₄H₂	1.9(2) × 10¹²	12.7(11)	<0.017	HCCCHO	2.4(3) × 10¹²	16(13)	<0.004

*The numbers in parentheses represent the errors in units of last significant digits.

^†The range of the optical depths of the lines used in the analysis.

^‡The rotation temperature is assumed to be the same as that derived for the normal species.

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