Table A.2
Catalog of sources hosting ammonia masers.
| Number | source | metastable | non-metastable | source type | Discovery Reference |
|---|---|---|---|---|---|
| (J = K) | (J > K) | ||||
| 1 | W33 | Y | N | SFR | a |
| 2 | DR 21 | Y | Y | SFR | b, c, d, e |
| 3 | NGC7538 | N | Y | SFR | c, f, g |
| 4 | W51 | Y | Y | SFR | c, h, i, j |
| 5 | W49 | N | Y | SFR | c |
| 6 | W3(OH) | N | Y | SFR | k |
| 7 | G9.26+0.19 | Y | N | SFR | 1 |
| 8 | NGC6334 | Y | Y | SFR | m, n, o |
| 9 | IRAS20126+4104 | Y | N | SFR | p |
| 10 | G05.89−0.39 | Y | N | SFR | q |
| 11 | G19.61−0.23 | N | Y | SFR | r |
| 12 | G23.33−0.30 | Y | N | SNR | r, s |
| 13 | G030.7206−00.0826 | Y | N | SFR | t |
| 14 | G20.08−0.14N | Y | N | SFR | u |
| 15 | G35.03+0.35 | Y | N | SFR | v |
| 16 | G28.34+0.06 | Y | N | SFR | w |
| 17 | W44 | Y | N | SNR | x |
| 18 | G5.7−0.0 | Y | N | SNR | x |
| 19 | W51C | Y | N | SNR | x |
| 20 | IC443 | Y | N | SNR | x |
| 21 | Sgr B2(M) | Y | Y | SFR | y, z |
| 22 | Sgr B2(N) | N | Y | SFR | z, z1 |
| 23 | G10.34−0.14 | Y | N | SFR | z2 |
| 24 | G14.33−0.64 | Y | N | SFR | z2 |
| 25 | G18.89−0.47 | Y | N | SFR | z2 |
| 26 | G19.36−0.03 | Y | N | SFR | z2 |
| 27 | G28.83−0.25 | Y | N | SFR | z2 |
| 28 | CepA | N | Y | SFR | z3 |
| 29 | G34.26+0.15 | N | Y | SFR | z3 |
| 30 | Sgr B2(NS) | N | Y | SFR | z |
| 31 | Sgr B2(S) | N | Y | SFR | z |
| 32 | G358.931−0.030 | N | Y | SFR | z4 |
| 33 | G010.47+0.03 | N | Y | SFR | this work |
| 34 | G012.21−0.10 | N | Y | SFR | this work |
| 35 | G019.61−0.23 | N | Y | SFR | this work |
| 36 | G024.79+0.08 | N | Y | SFR | this work |
| 37 | G029.95−0.02 | Y | Y | SFR | this work |
| 38 | G030.21−0.19 | N | Y | SFR | this work |
| 39 | G030.60+0.18 | N | Y | SFR | this work |
| 40 | G030.70−0.07 | N | Y | SFR | this work |
| 41 | G030.79+0.20 | N | Y | SFR | this work |
| 42 | G031.41+0.30 | N | Y | SFR | this work |
| 43 | G032.74−0.08 | N | Y | SFR | this work |
| 44 | G035.19−0.74 | N | Y | SFR | this work |
| 45 | G043.79−0.13 | N | Y | SFR | this work |
| 46 | G048.98−0.30 | Y | N | SFR | this work |
| 47 | G111.53+0.76 | N | Y | SFR | this work |
| count | 24 | 28 |
Notes. SFR: star-forming region, SNR: supernova remnant. Y indicates a detection and N marks a non-detection. a Wilson et al. (1982), b Guilloteau et al. (1983), c Madden et al. (1986), d Mangum & Wootten (1994), e Gaume et al. (1996), f Hoffman (2012), g Hoffman & Joyce (2014), h Zhang & Ho (1995), i Mauersberger et al. (1987), j Henkel et al. (2013), k Mauersberger et al. (1988), 1 Cesaroni et al. (1992), m Kraemer & Jackson (1995), n Beuther et al. (2007), o Walsh et al. (2007), p Zhang et al. (1999), q Hunter et al. (2008), r Walsh et al. (2011), s Hogge et al. (2019), t Urquhart et al. (2011), u Galván-Madrid et al. (2009), v Brogan et al. (2011), w Wang et al. (2012), x McEwen et al. (2016), y Mills et al. (2018), z Yan et al. (2022a), z1 Mei et al. (2020), z2 Towner et al. (2021), z3, Yan et al. (2022b), z4 McCarthy et al. (2023)
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