PN G339.4-09.5 short red Hα![]()
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Usual Name PHR1721-5122 J2000 17 31 18.8-51 22 03 B1950 261.8426-51.3304 Galactic 339.4300-09.5481(spectrum not available) PN G339.4-09.5 Simbad ⋅ Aladin Telescope: MS Date: 2004-06-14
Status True PN Size 30.0×25.0'' Morphology E Faint, approximately circular nebular; possible CSPN; nice PN spectrum, strong Halpha only in red, [OIII]>>Hbeta in blue no HeII
Field HA292 Exposure HA19198
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