Acetone in Orion BN/KL - High-resolution maps of a special oxygen-bearing molecule

Free Access

Table A.1

(CH₃)₂CO measurements toward Ace-1.

Frequency	Transition	T_B	V_LSR	ΔV		Comment
(MHz)	(J_{k_a,k_c})	(K)	(km s^-1)	(km s^-1)	(K km s^-1)

101 297.450	24_13,12 − 24_12,13 EE	0.85 ± 0.05	7.31 ± 1.85	5.55 ± 1.85	4.97 ± 0.83	Partially blended¹
101 426.664	9_1,8 − 8_2,7 AE	2.04 ± 0.05	6.82 ± 1.85	5.14 ± 1.86	10.87 ± 0.44
101 426.759	9_1,8 − 8_2,7 EA
101 427.041	9_2,8 − 8_1,7 AE
101 427.130	9_2,8 − 8_1,7 EA
101 451.059	9_1,8 − 8_2,7 EE	3.88 ± 0.05	6.89 ± 1.85	5.06 ± 1.85	20.46 ± 0.48
101 451.446	9_2,8 − 8_1,7 EE	3.88 ± 0.05	6.89 ± 1.85	5.06 ± 1.85	20.46 ± 0.48
101 475.332	9_1,8 − 8_2,7 AA	2.25 ± 0.05	6.59 ± 1.85	5.55 ± 1.85	11.27 ± 1.29	Partially blended²
101 475.734	9_2,8 − 8_1,7 AA	2.25 ± 0.05	6.59 ± 1.85	5.55 ± 1.85	11.27 ± 1.29	Partially blended²
203 336.247	27_4,23 − 27_3,24 EA	14.30 ± 1.19	8.27 ± 0.92	3.48 ± 0.94	51.41 ± 4.57	Blended³
	27_5,23 − 27_4,24 EA
203 336.291	27_4,23 − 27_4,24 AE
	27_5,23 − 27_3,24 AE
223 512.409	16_8,9 − 15_7,8 EE	4.37 ± 0.37	7.29 ± 0.84	2.96 ± 0.86	14.20 ± 1.33	Possibly blended⁴
223 621.690	16_8,9 − 15_7,8 AA	3.56 ± 0.37	7.16 ± 0.84	2.12 ± 0.90	8.56 ± 1.32	Blended⁵
223 684.608	17_6,11 − 16_7,10 EA	4.85 ± 0.37	7.73 ± 0.92	2.03 ± 0.89	10.32 ± 1.67	Blended⁶
223 684.610	17_6,11 − 16_7,10 AE	4.85 ± 0.37	7.73 ± 0.92	2.03 ± 0.89	10.32 ± 1.67	Blended⁶
223 692.004	17_7,11 − 16_6,10 EA	4.95 ± 0.37	7.58 ± 0.92	3.00 ± 0.84	16.18 ± 1.69	Partially blended⁷
223 692.104	17_7,11 − 16_6,10 AE	4.95 ± 0.37	7.58 ± 0.92	3.00 ± 0.84	16.18 ± 1.69	Partially blended⁷
223 732.826	12_9,4 − 11_8,4 EE	2.11 ± 0.37	7.18 ± 0.67	4.37 ± 0.81	9.85 ± 2.12	Blended⁸
223 767.585	17_6,11 − 16_7,10 EE	11.61 ± 0.37	7.53 ± 0.84	2.92 ± 0.85	35.27 ± 1.79	Blended⁹
223 775.253	17_7,11 − 16_6,10 EE	5.88 ± 0.37	7.75 ± 0.84	3.58 ± 0.98	19.99 ± 2.25	Possibly blended¹⁰
223 850.417	17_6,11 − 16_7,10 AA	3.84 ± 0.37	7.13 ± 0.84	3.30 ± 0.84	14.13 ± 1.32	Slightly blended¹¹
223 858.308	17_7,11 − 16_6,10 AA	2.48 ± 0.37	7.66 ± 0.84	3.31 ± 0.94	8.35 ± 1.42	Possibly blended¹²
225 744.082	19_4,15 − 18_5,14 EE	5.19 ± 0.43	7.54 ± 0.42	2.47 ± 0.42	13.63 ± 1.97
	19_5,15 − 18_4,14 EE	5.19 ± 0.43	7.54 ± 0.42	2.47 ± 0.42	13.63 ± 1.97
225 811.979	13_9,5 − 12_8,4 EE	1.81 ± 0.34	8.46 ± 0.42	2.99 ± 0.47	5.76 ± 0.64	Possibly blended¹³
228 979.750	12_10,2 − 11_9,2 EA	...	...	...	...	Blended¹⁴
229 033.736	22_1,21 − 21_2,20 AE	4.47 ± 0.64	7.38 ± 0.45	2.80 ± 0.41	13.33 ± 1.26
	22_2,21 − 21_1,20 AE
229 033.771	22_1,21 − 21_1,20 EA
	22_2,21 − 21_2,20 EA
229 041.826	12_10,3 − 11_9,3 EE	3.01 ± 0.62	8.46 ± 0.53	3.30 ± 0.41	10.55 ± 1.38
229 055.797	22_1,21 − 21_2,20 EE	6.92 ± 0.90	7.47 ± 0.44	3.07 ± 0.52	22.58 ± 2.68
	22_1,21 − 21_1,20 EE
	22_2,21 − 21_2,20 EE
	22_2,21 − 21_1,20 EE
229 058.049	14_9,6 − 13_8,5 EE	2.92 ± 0.80	7.37 ± 0.59	3.00 ± 0.41	9.31 ± 2.05
229 077.788	22_1,21 − 21_2,20 AA	3.67 ± 0.39	7.06 ± 0.42	4.04 ± 0.45	15.78 ± 0.80
	22_2,21 − 21_1,20 AA	3.67 ± 0.39	7.06 ± 0.42	4.04 ± 0.45	15.78 ± 0.80

Notes.Acetone spectroscopic data are taken from the JPL database. Upper-state energy E_up/k, effective line strength Sμ², and spin statistical weight g_s are also given.

⁽¹⁾

Partially blended with the NH₂CHO 18_2,16 − 18_2,17 line at 101 293.3 MHz.

⁽²⁾

Partially blended with the H₂CS 3_1,3 − 2_1,2 line at 101 477.8 MHz.

⁽³⁾

Blended with the NH₂CHO 10_1,10 − 9_1,9 line at 203 335.8 MHz.

⁽⁴⁾

Possibly blended with the CH₃CHCN 25_4,22 − 24_4,21 line at 223 512.8 MHz.

⁽⁵⁾

Partially blended with the HCOOCH₃ 37_8,30 − 37_7,31 E line at 223 624.5 MHz.

⁽⁶⁾

Blended with the U223686.7 line.

⁽⁷⁾

Partially blended with the U223694.8 line.

⁽⁸⁾

The emission peaks at about 7 km s^-1, which is likely be blended with the U223733.6 line.

⁽⁹⁾

Blended with the U223767.6 line.

⁽¹⁰⁾

Possibly blended with the ¹³CH₃CH₂CN 26_2,25 − 25_2,24 line at 223 773.5 MHz.

⁽¹¹⁾

Slightly blended with the HCOOCH₃ 35_7,29 − 35_6,30 A line at 223 854.2 MHz.

⁽¹²⁾

Possibly blended with the ¹³CH₃CH₂CN 14_2,12 − 13_1,13 line at 223 859.3 MHz, similar to the 223 775.3 MHz (CH₃)₂CO line.

⁽¹³⁾

Possibly blended with the CHCH₂CN 27_2,26 − 27_0,27 line at 225 810.7 MHz.

⁽¹⁴⁾

Blended with the U228979.0 line.

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.