Dictionary of Nomenclature of Celestial Objects
(Last update: 10-Sep-2021)

Result of query: info cati PHA$

Details on Acronym:   PH-alpha
   PH-alpha (Pettersson, H-alpha) Note:Table II: H-alpha em. stars, N=74 among (Nos 1-93) ***** Avoid the usage of PH-alpha, prefer PHA Originof the Acronym: D = Assigned by the Dictionary of Acronyms
Details on Acronym:   PHA
   PHA (Petterson, H-alpha)= (PH-alpha) Write:<<PHA NNA>> N: 94 Object:Em*  (SIMBAD class: Em* = Emission-line Star) Stat:is completely incorporated in Simbad Note:(Nos 1-93) but 20 rejected stars (Table III) Ref:=1987A&AS...70...69P byPETTERSSON B. Astron. Astrophys., Suppl. Ser., 70, 69-75 (1987) An objective-prism survey for H-α emission-line stars of a field in Puppis. oTable II: <PHA NN> N=74 among (Nos 1-93) Originof the Acronym: A = Assigned by the author(s)

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