Table 2
Hα emission-line stars in M 42.
ESOHα | GCVS | KisoHαa | HBCb | Haroc | PaCh | Otherd | α(2000)e | δ(2000)e | Hαf | m J g | m F g | m N g | J h | H h | K s h | Notes i |
|
||||||||||||||||
V731 | 76-59 | 4-48 | 70 | 05 33 47.71 | −04 52 08.5 | 2 | 16.05 | 14.54 | 13.01 | 11.64 | 11.03 | 10.73 | ||||
76-61 | 4-99 | 73 | 05 33 48.22 | −05 13 26.2 | 3 | 18.36 | 16.50 | 14.90 | 12.99 | 12.14 | 11.71 | |||||
857 | * | 05 33 48.34 | −05 22 39.4 | 1 | 13.96 | 12.70 | 11.99 | 11.72 | ||||||||
858 | 05 33 48.51 | −07 13 59.3 | 2 | 12.63 | 18.72 | 15.83 | 13.81 | 13.20 | 12.91 | |||||||
V354 | 76-63 | 4-300 | 78 | 05 33 49.54 | −05 36 20.8 | 2 | 15.15 | 12.37 | 11.32 | 10.71 | ||||||
HX | 75-186 | 4-18 | 75 | 05 33 50.27 | −04 38 34.2 | 3 | 14.61 | 13.35 | 12.30 | 11.21 | 10.52 | 10.29 | 11 | |||
859 | * | 05 33 50.74 | −05 00 39.5 | 2 | 18.01 | 16.59 | 14.91 | 13.18 | 12.42 | 12.12 | ||||||
76-64 | 4-39 | 77 | 05 33 51.35 | −04 48 22.2 | 1–2 | 16.26 | 14.68 | 13.64 | 12.48 | 11.61 | 11.27 | |||||
HY | 76-66 | 4-159 | 81 | 05 33 52.36 | −05 41 50.2 | 1 | 15.60 | 14.52 | 12.82 | 11.72 | 10.90 | 10.56 | ||||
860 | 05 33 52.62 | −04 57 51.0 | 3 | 18.67 | 16.91 | 15.43 | 13.37 | 12.74 | 12.46 | |||||||
861 | 05 33 53.38 | −07 14 11.6 | 2 | 17.58 | 16.41 | 13.81 | 12.88 | 12.30 | 12.06 | 2, 8 |
Notes. The full table with all the 1699 Hα emission-line stars is available at the CDS. A few lines are reproduced here only for guidance regarding format and content.
Kiso Hα catalogue from Wiramihardja et al. (1993).
Herbig & Bell (1988) catalogue.
Haro (1953) catalogue: Haro 4-1 to 4-255, Parsamian & Chavira (1982): Haro 4-256 to 4-495, Haro & Moreno (1953): Haro 5-1 to 5-98.
An asterisk means a star also listed in Szegedi-Elek et al. (2013).
The Hα strength is defined so 1 is weak emission against a strong continuum and 5 is strong emission against a weak or invisible continuum. Hyphenated values may represent either variability and/or uncertainty in the estimate. A “+” indicates resolved spectra but unresolved DSS image.
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