Open Access

Table 9

Production rates.

UT date (yyyy/mm/dd.d) Molecule rh (au) Production rate (1026molec. s−1) Lines
2020/05/23.7 HCN 1.09 1.6 ±0.3 1
CH3OH <20 (11)
CS <1.4(<1.5(b)) 1
CH3CN <0.85 (4)

2020/07/22.4 CH3OH 0.62 125 ±5 22
CS 6.7 ± 0.4 (7.2 ± 0.5(b)) 1
C34S <1.14 (1)
CH3CN 0.66 ± 0.20 (4)
H2CO 38 ± 14 1
H2CO(c) 46 ± 18 1
SO 39 ± 14 1
HCOOH <22 (3)
NH2CHO <5.0 (3)
HC3N 0.87 ± 0.35 (2)

2020/07/25.7 HCN 0.69 5.4 ± 0.3 1
CH3OH 97 ± 5 12
CH3CN 0.22 ± 0.23 (4)
CS 5.1 ± 0.3 (6.2 ± 0.4(b)) 1
HNCO <2.1 (5)
2020/07/26.7 HCN 0.71 4.6 ± 0.4 1
CH3OH 93 ± 4 15
CH3CN 0.55 ± 0.15 (8)
CS 5.5 ± 0.3 (6.4 ± 0.4(b)) 1
2020/07/27.7 HCN 0.73 4.9 ± 0.1 2
CH3OH 82 ± 2 29
CS 4.0 ± 0.7 (4.7 ± 0.8(b)) 1

3-days average: 25.6 to 27.8 July:
2020/07/26.7 HCN 0.71 4.8 ± 0.1 2
H13CN <0.25 (2)
HC15N <0.20 (2)
DCN <0.19 (2)
HNC 0.30 ± 0.15 2
HNC(d) 0.42 ± 0.16 2
CH3OH 87 ± 2 67
H2CO 11.5 ± 0.8 4
H2CO(c) 22.3 ± 1.6 4
CS 5.2 ± 0.2 (6.2 ± 0.2(b)) 2
C34S <0.66 (2)
H2S 45 ± 5 2
CO 128 ± 48 1
CH3CN 0.45 ± 0.13 (12)
HC3N 0.35 ± 0.12 (6)
OCS <7.4 (6)
SO(e) <5.0 (4)
HCOOH <4.9 (12)
SO2 <11.4 (12)
NH2CHO <1.3 (16)
CH3CHO <3.1 (41)

2020/08/07.8 CH3OH 0.97 40 ± 7 3
H2S 37 ± 14 1
H2CO 1.8 ± 0.4 2
H2CO(c) 2.7 ± 0.6 2
CO <56 (1)
SO <5.2 (1)
NH2CHO <1.2 (5)
CH3CHO <4.9 (6)

Notes. (a)Number of lines used for the determination of Q, in parenthesis if not all detected individually. (b)Assumed parent lifetime of 3000 . (c)Assumed parent scale length of . (d)Assumed parent scale length of 2000 km. (e)SO assumed to be the daughter product of SO2.

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