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Table 1
CH2OHCHO, aGg′-(CH2OH)2 and CH3OCHO transitions observed toward NGC 1333 IRAS2A.
Species | Transition | Frequency | Eup | Aij | gup | Flux | RDa | ||
(MHz) | (K) | (s-1) | (Jy km s-1) | ||||||
|
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CH2OHCHO | 1310,3–139,4 (ν= 0) | 240 366.34∗ | 111.3 | 1.2 × 10-4 | 27 | 0.055 | Y | ||
1310,4–139,5 (ν= 0) | 240 366.34∗ | 111.3 | 1.2 × 10-4 | 27 | |||||
CH2OHCHO | 1210,2–129,3 (ν= 0) | 240 482.78∗ | 104.0 | 1.0 × 10-4 | 25 | 0.038 | Y | ||
1210,3–129,4 (ν= 0) | 240 482.78∗ | 104.0 | 1.0 × 10-4 | 25 | |||||
CH2OHCHO | 115,6–104,7 (ν= 0) | 240 890.46 | 51.9 | 1.8 × 10-4 | 23 | 0.663 | Nb | ||
CH2OHCHO | 222,20–213,19 (ν= 0) | 241 131.84 | 142.8 | 2.8 × 10-4 | 45 | 0.061 | Y | ||
CH2OHCHO | 232,22–221,21 (ν= 0) | 242 239.09 | 146.2 | 3.5 × 10-4 | 47 | 0.128 | Y | ||
CH2OHCHO | 240,24–231,23 (ν= 0) | 242 957.72∗ | 148.2 | 4.2 × 10-4 | 49 | 0.258 | Y | ||
241,24–230,23 (ν= 0) | 242 957.98∗ | 148.2 | 4.2 × 10-4 | 49 | |||||
CH2OHCHO | 1913,7–1912,8 (ν= 0) | 315 941.48∗ | 208.1 | 3.2 × 10-4 | 39 | 0.074 | Y | ||
1913,6–1912,7 (ν= 0) | 315 941.48∗ | 208.1 | 3.2 × 10-4 | 39 | |||||
CH2OHCHO | 118,4–107,3 (ν= 0) | 317 013.88∗ | 75.5 | 6.6 × 10-4 | 23 | 0.363 | Yc | ||
118,3–107,4 (ν= 0) | 317 013.90∗ | 75.5 | 6.6 × 10-4 | 23 | |||||
CH2OHCHO | 275,23–264,22 (ν= 0) | 317 850.44 | 226.2 | 4.5 × 10-4 | 55 | 0.117 | Yc | ||
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aGg′-(CH2OH)2 | 216,16 (ν= 1)–206,15 (ν= 0) | 223 741.66 | 132.0 | 2.5 × 10-4 | 387 | 0.212 | Y | ||
aGg′-(CH2OH)2 | 216,15 (ν= 1)–206,14 (ν= 0) | 224 405.85 | 132.1 | 2.5 × 10-4 | 301 | 0.197 | Y | ||
aGg′-(CH2OH)2 | 240,24 (ν= 1)–231,23 (ν= 0) | 224 511.70∗ | 136.8 | 5.4 × 10-5 | 441 | 0.145 | N | ||
241,24 (ν= 1)–230,23 (ν= 0) | 224 512.74∗ | 136.8 | 5.4 × 10-5 | 343 | |||||
aGg′-(CH2OH)2 | 213,18 (ν= 1)–203,17 (ν= 0) | 225 688.94 | 121.3 | 2.4 × 10-4 | 301 | 0.195 | Y | ||
aGg′-(CH2OH)2 | 223,20 (ν= 1)–213,19 (ν= 0) | 225 929.69 | 127.8 | 2.5 × 10-4 | 315 | 0.349 | Nc | ||
aGg′-(CH2OH)2 | 225,17 (ν= 0)–215,16 (ν= 1) | 226 095.96 | 138.2 | 2.6 × 10-4 | 315 | 0.303 | N | ||
aGg′-(CH2OH)2 | 222,20 (ν= 1)–212,19 (ν= 0) | 226 561.99 | 127.7 | 3.0 × 10-4 | 405 | 0.329 | Y | ||
aGg′-(CH2OH)2 | 251,25 (ν= 0)–241,24 (ν= 1) | 226 643.30∗ | 147.7 | 2.9 × 10-4 | 357 | 0.470 | Y | ||
250,25 (ν= 0)–240,24 (ν= 1) | 226 643.46∗ | 147.7 | 2.9 × 10-4 | 459 | |||||
aGg′-(CH2OH)2 | 251,25 (ν= 1)–241,24 (ν= 0) | 240 778.12∗ | 148.0 | 3.4 × 10-4 | 459 | 0.360 | Y | ||
250,25 (ν= 1)–240,24 (ν= 0) | 240 778.30∗ | 148.0 | 3.4 × 10-4 | 357 | |||||
aGg′-(CH2OH)2 | 248,17 (ν= 0)–238,16 (ν= 1) | 240 807.88 | 179.2 | 3.0 × 10-4 | 441 | 0.340 | Ne | ||
aGg′-(CH2OH)2 | 248,16 (ν= 0)–238,15 (ν= 1) | 240 828.89 | 179.2 | 3.0 × 10-4 | 343 | 0.149 | Y | ||
aGg′-(CH2OH)2 | 245,20 (ν= 0)–235,19 (ν= 1) | 241 291.27 | 160.7 | 3.1 × 10-4 | 441 | 0.196 | Y | ||
aGg′-(CH2OH)2 | 247,18 (ν= 0)–237,17 (ν= 1) | 241 545.26 | 172.1 | 3.1 × 10-4 | 441 | 0.151 | Y | ||
aGg′-(CH2OH)2 | 246,19 (ν= 0)–236,18 (ν= 1) | 241 860.73 | 166.0 | 2.8 × 10-4 | 441 | 0.137 | Y | ||
aGg′-(CH2OH)2 | 2315,8 (ν= 1)–2215,7 (ν= 0) | 242 244.69∗ | 246.4 | 2.0 × 10-4 | 329 | 0.474 | N | ||
2315,9 (ν= 1)–2215,8 (ν= 0) | 242 244.69∗ | 246.4 | 2.0 × 10-4 | 423 | |||||
236,17 (ν= 1)–226,17 (ν= 1) | 242 245.62∗ | 154.6 | 1.1 × 10-5 | 329 | |||||
2314,9 (ν= 1)–2214,8 (ν= 0) | 242 246.34∗ | 232.2 | 2.2 × 10-4 | 329 | |||||
2314,10 (ν= 1)–2214,9 (ν= 0) | 242 246.34∗ | 232.2 | 2.2 × 10-4 | 423 | |||||
aGg′-(CH2OH)2 | 2313,10 (ν= 1)–2213,9 (ν= 0) | 242 277.72∗ | 218.9 | 2.4 × 10-4 | 329 | 0.275 | N | ||
2313,11 (ν= 1)–2213,10 (ν= 0) | 242 277.72∗ | 218.9 | 2.4 × 10-4 | 423 | |||||
aGg′-(CH2OH)2 | 2310,14 (ν= 1)–2210,13 (ν= 0) | 242 656.22∗ | 185.2 | 2.8 × 10-4 | 423 | 0.305 | Y | ||
2310,13 (ν= 1)–2210,12 (ν= 0) | 242 656.24∗ | 185.2 | 2.8 × 10-4 | 329 | |||||
aGg′-(CH2OH)2 | 239,15 (ν= 1)–229,14 (ν= 0) | 242 947.99∗ | 175.9 | 3.0 × 10-4 | 423 | 0.291 | Y | ||
239,14 (ν= 1)–229,13 (ν= 0) | 242 948.59∗ | 175.9 | 3.0 × 10-4 | 329 | |||||
aGg′-(CH2OH)2 | 235,19 (ν= 1)–225,18 (ν= 0) | 243 636.57∗ | 149.1 | 3.4 × 10-4 | 423 | 0.287 | Y | ||
aGg′-(CH2OH)2 | 318,23 (ν= 0)–308,22 (ν= 1) | 315 671.33 | 276.6 | 7.0 × 10-4 | 567 | 0.314 | Nc | ||
aGg′-(CH2OH)2 | 317,25 (ν= 0)–307,24 (ν= 1) | 315 892.11 | 269.6 | 6.8 × 10-4 | 441 | 0.144 | Nd | ||
aGg′-(CH2OH)2 | 309,21 (ν= 1)–299,20 (ν= 0) | 315 961.89 | 269.4 | 7.0 × 10-4 | 549 | 0.259 | Y | ||
aGg′-(CH2OH)2 | 341,34 (ν= 0)–330,33 (ν= 0) | 316 444.07∗ | 268.5 | 1.6 × 10-4 | 621 | 0.078 | Y | ||
340,34 (ν= 0)–331,33 (ν= 0) | 316 444.07∗ | 268.5 | 1.6 × 10-4 | 483 | |||||
aGg′-(CH2OH)2 | 206,14 (ν= 0)–195,15 (ν= 0) | 316 698.08 | 121.3 | 5.1 × 10-5 | 287 | 0.029 | Y | ||
aGg′-(CH2OH)2 | 307,24 (ν= 1)–297,23 (ν= 0) | 316 868.23∗ | 254.4 | 6.9 × 10-4 | 427 | 0.445 | Nc | ||
2016,4 (ν= 0)–2015,5 (ν= 0) | 316 870.92∗ | 228.9 | 3.8 × 10-5 | 287 | |||||
2016,5 (ν= 0)–2015,6 (ν= 0) | 316 870.92∗ | 228.9 | 3.8 × 10-5 | 369 | |||||
aGg′-(CH2OH)2 | 308,23 (ν= 1)–298,22 (ν= 0) | 316 917.19 | 261.4 | 7.2 × 10-4 | 427 | 0.299 | Y | ||
aGg′-(CH2OH)2 | 168,9 (ν= 1)–157,8 (ν= 1) | 317 054.30∗ | 98.6 | 8.0 × 10-5 | 231 | 0.116 | N | ||
168,8 (ν= 1)–157,9 (ν= 1) | 317 055.36∗ | 98.6 | 8.0 × 10-5 | 297 | |||||
aGg′-(CH2OH)2 | 214,18 (ν= 1)–204,18(ν= 0) | 317 267.77∗ | 122.1 | 1.1 × 10-5 | 387 | 0.312 | N | ||
149,5 (ν= 1)–138,6 (ν= 1) | 317 267.91∗ | 91.4 | 1.1 × 10-4 | 261 | |||||
149,6 (ν= 1)–138,5 (ν= 1) | 317 267.91∗ | 91.4 | 1.1 × 10-4 | 203 | |||||
149,5 (ν= 0)–138,6 (ν= 0) | 317 268.88∗ | 91.4 | 1.1 × 10-4 | 203 | |||||
149,6 (ν= 0)–138,5 (ν= 0) | 317 268.88∗ | 91.4 | 1.1 × 10-4 | 261 | |||||
aGg′-(CH2OH)2 | 323,30 (ν= 1)–313,29 (ν= 0) | 317 962.58 | 257.2 | 7.8 × 10-4 | 455 | 0.310 | Y | ||
aGg′-(CH2OH)2 | 324,28 (ν= 0)–314,27 (ν= 1) | 317 982.56 | 272.2 | 4.8 × 10-4 | 455 | 0.160 | Y | ||
aGg′-(CH2OH)2 | 350,35 (ν= 0)–340,34 (ν= 1) | 318 433.40∗ | 284.1 | 8.0 × 10-4 | 639 | 0.639 | N | ||
351,35 (ν= 0)–341,34 (ν= 1) | 318 433.40∗ | 284.1 | 8.0 × 10-4 | 497 | |||||
|
|||||||||
CH3OCHO | 73,4–63,3 E (νT = 0) | 87 143.28∗ | 22.6 | 7.7 × 10-6 | 30 | 0.049 | N | ||
215,16–214,17 E (νT = 1) | 87 143.65∗ | 342.0 | 1.4 × 10-6 | 86 | |||||
CH3OCHO | 80,8–71,7 E (νT = 1) | 87 160.84∗ | 207.0 | 1.3 × 10-6 | 34 | 0.038 | N | ||
73,4–63,3 A (νT = 0) | 87 161.28∗ | 22.6 | 7.8 × 10-6 | 30 | |||||
CH3OCHO | 186,13–176,12 E (νT = 0) | 224 021.87∗ | 125.3 | 1.5 × 10-4 | 74 | 0.752 | Y | ||
186,13–176,12 A (νT = 0) | 224 024.10∗ | 125.3 | 1.5 × 10-4 | 74 | |||||
CH3OCHO | 185,14–175,13 E (νT = 0) | 224 313.15 | 118.3 | 1.6 × 10-4 | 74 | 0.351 | Y | ||
CH3OCHO | 193,17–183,16 E (νT = 1) | 224 491.31 | 303.2 | 1.7 × 10-4 | 78 | 0.212 | Y | ||
CH3OCHO | 186,12–186,11 E (νT = 0) | 224 582.35 | 125.4 | 1.5 × 10-4 | 74 | 0.463 | Y | ||
CH3OCHO | 186,12–176,11 A (νT = 0) | 224 609.38 | 125.4 | 1.5 × 10-4 | 74 | 0.466 | Y | ||
CH3OCHO | 202,19–192,18 A (νT = 1) | 225 372.22 | 307.3 | 1.7 × 10-4 | 82 | 0.186 | Y | ||
CH3OCHO | 193,17–183,16 E (νT = 0) | 225 608.82 | 116.7 | 1.7 × 10-4 | 78 | 0.426 | Y | ||
CH3OCHO | 185,13–175,12 A (νT = 1) | 225 648.42∗ | 305.6 | 1.6 × 10-4 | 74 | 0.163 | N | ||
269,18–268,19 A (νT = 0) | 225 648.42∗ | 261.7 | 1.6 × 10-5 | 106 | |||||
CH3OCHO | 210,21–201,20 A (νT = 1) | 226 381.36∗ | 309.6 | 2.8 × 10-5 | 86 | 0.277 | Y | ||
211,21–201,20 A (νT = 1) | 226 382.72∗ | 309.6 | 1.7 × 10-4 | 86 | |||||
210,21–200,20 A (νT = 1) | 226 383.86∗ | 309.6 | 1.7 × 10-4 | 86 | |||||
211,21–200,20 A (νT = 1) | 226 385.15∗ | 309.6 | 2.8 × 10-5 | 86 | |||||
CH3OCHO | 210,21–201,20 E (νT = 1) | 226 433.26∗ | 308.9 | 2.7 × 10-5 | 86 | 0.296 | N | ||
211,21–201,20 E (νT = 1) | 226 434.47∗ | 308.9 | 1.7 × 10-4 | 86 | |||||
210,21–200,20 E (νT = 1) | 226 435.52∗ | 308.9 | 1.7 × 10-4 | 86 | |||||
259,16–258,17 A (νT = 0) | 226 435.52∗ | 246.2 | 1.6 × 10-5 | 102 | |||||
211,21–200,20 E (νT = 1) | 226 436.66∗ | 308.9 | 2.7 × 10-5 | 86 | |||||
CH3OCHO | 202,19–192,18 A (νT = 0) | 226 718.69 | 120.2 | 1.7 × 10-4 | 82 | 0.505 | Y | ||
CH3OCHO | 192,17–182,16 E (νT = 0) | 227 019.55∗ | 116.6 | 1.7 × 10-4 | 78 | 0.561 | N | ||
259,17–258,18 A (νT = 0) | 227 021.13∗ | 246.2 | 1.6 × 10-5 | 102 | |||||
CH3OCHO | 192,17–182,16 A (νT = 0) | 227 028.12 | 116.6 | 1.7 × 10-4 | 78 | 0.436 | Y | ||
CH3OCHO | 204,17–194,16 A (νT = 1) | 242 610.07 | 321.7 | 2.1 × 10-4 | 82 | 0.092 | Y | ||
CH3OCHO | 377,31–376,32 A (νT = 0) | 242 870.39∗ | 452.0 | 1.8 × 10-5 | 150 | 0.714 | N | ||
195,14–185,13 E (νT = 0) | 242 871.57∗ | 130.5 | 2.0 × 10-4 | 78 | |||||
CH3OCHO | 195,14–185,13 A (νT = 0) | 242 896.02 | 130.4 | 2.0 × 10-4 | 78 | 0.666 | Y | ||
CH3OCHO | 2112,9–2111,10 E (νT = 0) | 316 742.00∗ | 231.8 | 3.3 × 10-5 | 86 | 0.072 | Y | ||
2112,10–2111,11 E (νT = 0) | 316 742.71∗ | 231.8 | 3.3 × 10-5 | 86 | |||||
CH3OCHO | 2112,9–2111,10 A (νT = 0) | 316 776.74∗ | 231.8 | 3.3 × 10-5 | 86 | 0.069 | Y | ||
2112,10–2111,11 A (νT = 0) | 316 776.74∗ | 231.8 | 3.3 × 10-5 | 86 | |||||
CH3OCHO | 2613,13–2513,12 E (νT = 1) | 317 177.16 | 506.5 | 3.6 × 10-4 | 106 | 0.043 | Y | ||
CH3OCHO | 98,2–87,1 A (νT = 1) | 318 009.06∗ | 256.8 | 6.8 × 10-5 | 38 | 0.200 | N | ||
98,1–87,2 A (νT = 1) | 318 009.06∗ | 256.8 | 6.9 × 10-5 | 38 | |||||
1312,1–1311,2 E (νT = 0) | 318 009.55∗ | 149.2 | 1.3 × 10-5 | 54 | |||||
2613,13–2513,12 A (νT = 1) | 318 012.17∗ | 506.2 | 3.7 × 10-4 | 106 | |||||
2613,14–2513,13 A (νT = 1) | 318 012.17∗ | 506.2 | 3.7 × 10-4 | 106 | |||||
CH3OCHO | 1312,2–1311,3 E (νT = 0) | 318 016.90∗ | 149.2 | 1.3 × 10-5 | 54 | 0.155 | N | ||
98,1–87,1 E (νT = 0) | 318 017.37∗ | 69.0 | 6.7 × 10-5 | 38 | |||||
CH3OCHO | 1212,0–1211,1 E (νT = 0) | 318 064.54∗ | 141.6 | 7.0 × 10-6 | 50 | 0.204 | N | ||
98,2–87,1 A (νT = 0) | 318 065.26∗ | 69.0 | 6.8 × 10-5 | 38 | |||||
98,1–87,2 A (νT = 0) | 318 065.26∗ | 69.0 | 6.8 × 10-5 | 38 | |||||
CH3OCHO | 274,23–265,22 E (νT = 1) | 318 139.11∗ | 426.4 | 3.4 × 10-5 | 110 | 0.192 | N | ||
256,19–246,18 A (νT = 1) | 318 140.72∗ | 405.1 | 4.6 × 10-4 | 102 | |||||
2611,15–2511,14 E (νT = 1) | 318 145.25∗ | 474.5 | 4.0 × 10-4 | 106 | |||||
CH3OCHO | 274,24–264,23 E (νT = 1) | 318 979.14 | 417.8 | 4.8 × 10-4 | 110 | 0.208 | Y |
Notes. The asterisk present after some frequency values indicates that the associated transition is blended with one or more transitions from the same species.
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