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Table 2

Properties of observed water maser features.

Source Date yyyy-mm-dd H2O NH3 (1,1)


υLSR (km s−1) Δυ (km s−1) RMS (Jy) Sν (Jy) υLSR (km s−1)
V512 Per (SVS 13A)(*) 2021-11-18 6.31 (0.06) 1.20 (0.06) 0.07 20.20 (0.07) 3.7×10−8
V512 Per (*) 2021-11-18 8.46 (0.06) 0.86 (0.06) 0.07 19.24 (0.07) 3×10−8
V512 Per (*) 2021-11-18 10.91 (0.06) 0.74 (0.06) 0.07 19.02 (0.07) 2.4×10−8 8.45 (0.01)
V512 Per (*) 2021-11-18 11.68 (0.06) 0.56 (0.06) 0.07 16.88 (0.07) 1.6×10−8
V512 Per (*) 2021-11-18 13.23 (0.06) 1.56 (0.06) 0.07 1.72 (0.07) 3.6×10−9

V512 Per (*) 2021-11-23 6.30 (0.03) 1.08 (0.01) 0.04 55.81 (0.05) 9.7×10−8
V512 Per (*) 2021-11-23 8.42 (0.03) 0.95 (0.01) 0.04 86.38 (0.05) 1.5×10−7
V512 Per (*) 2021-11-23 10.95 (0.03) 0.81 (0.01) 0.04 16.14 (0.05) 2.8×10−8 8.45 (0.01)
V512 Per (*) 2021-11-23 11.11 (0.03) 1.28 (0.01) 0.04 15.85 (0.05) 3.1×10−8
V512 Per (*) 2021-11-23 13.40 (0.03) 0.88 (0.01) 0.04 2.91 (0.05) 4.1×10−9

V512 Per (*) 2022-02-05 5.15(0.01) 0.74 (0.03) 0.06 2.09 (0.01) 2.8×10−9
V512 Per (*) 2022-02-05 6.13 (0.01) 0.67 (0.01) 0.06 21.31 (0.01) 2.7×10−8
V512 Per (*) 2022-02-05 7.21 (0.01) 0.69 (0.01) 0.06 4.33 (0.01) 5.3×10−9 8.45 (0.01)
V512 Per (*) 2022-02-05 8.63 (0.01) 0.97 (0.01) 0.06 7.99 (0.01) 1.4×10−8
V512 Per (*) 2022-02-05 9.64 (0.01) 1.12(0.01) 0.06 5.81 (0.01) 1.2×10−8
V512 Per (*) 2022-02-05 11.82 (0.01) 1.11 (0.01) 0.06 2.49 (0.05) 4.5×10−9

H2O(B) (SVS 13C)(**) 2022-02-05 5.07 (0.01) 0.63 (0.01) 0.06 41.45 (0.05) 4.8×10−8
H2O(B) (**) 2022-02-05 6.14 (0.01) 0.66 (0.01) 0.06 498.7 (0.05) 6.1×10−7
H2O(B) (**) 2022-02-05 7.22 (0.01) 0.76 (0.01) 0.06 98.30 (0.05) 1.3×10−7 8.33 (0.01)
H2O(B) (**) 2022-02-05 8.62 (0.01) 0.92 (0.01) 0.06 182.34 (0.05) 3.1×10−7
H2O(B) (**) 2022-02-05 9.61 (0.01) 0.96 (0.01) 0.06 126.73 (0.05) 2.3×10−7

IRAS 00338+6312 2021-11-18 -28.78 (0.01) 1.72 (0.01) 0.05 2.61 (0.09) 1.1×10−7
IRAS 00338+6312 2021-11-18 -15.79 (0.05) 0.96 (0.05) 0.05 0.37 (0.09) 6.2×10−9
IRAS 00338+6312 2021-11-23 -28.78 (0.01) 1.70 (0.01) 0.04 2.75 (0.09) 1.1×10−7 −17.90 (0.06)
IRAS 00338+6312 2021-11-23 -15.88 (0.02) 0.69 (0.05) 0.04 0.39 (0.09) 5.6×10−9
IRAS 00338+6312 2022-01-25 -28.48 (0.01) 1.75 (0.02) 0.04 1.10(0.09) 4.1×10−8
IRAS 00338+6312 2022-02-05 -28.43 (0.01) 1.69 (0.02) 0.05 1.63 (0.09) 6.3×10−8

HH 354 IRS 2021-11-18 1.18 (0.06) 0.81 (0.10) 0.07 0.18 (0.03) 2.1×10−9
HH 354 IRS 2022-01-25 -10.51 (0.02) 0.54 (0.05) 0.02 0.11 (0.02) 7.9×10−10 −1.52 (0.01)
HH 354 IRS 2022-01-25 5.04 (0.02) 0.63 (0.05) 0.02 0.18 (0.02) 1.6×10−9

Z CMa 2022-01-25 7.82 (0.01) 1.36 (0.01) 0.01 2.36 (0.01) 1.1×10−7 13.8 (0.02)

Notes.(*) From pointed observations towards V512 Per; possible contamination by H2O(B) is discussed in Sect. 3.3.1. (**)From pointed observations towards H2O(B), (see also Sect. 3.3.1).

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