PN G018.0-02.2 short red Hα![]()
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Usual Name PHR1831-1415 J2000 18 31 50.6-14 15 29 B1950 277.2498-14.2949 Galactic 018.0324-02.2148
Status True PN Size 60.0×54.0'' Morphology Ias Faint, diffuse PN; has [OIII]>>Hbeta,<HeII, Halpha only in red; high excitation; independently found by Boumis et al. (2003) as PTB23; MASH discovery and spectrum predates!
Field HA971 Exposure HA18059PN G018.0-02.2 Simbad ⋅ Aladin Telescope: SA Date: 2000-06-23
© UDS/CNRS