Dictionary of Nomenclature of Celestial Objects
(Last update: 26-Sep-2023)

Result of query: info cati PN Sa$

Details on Acronym:   Sa
  
Sa     (Sanduleak)= (Sanduleak) = (Sp) = (St) 
 Write:<<PN Sa  1-N>>  

        <<PN Sa  2-NNN>>  

        <<PN Sa  3-NNN>>  

        <<PN Sa  4-N>>
 N:  8+392+153+1
Object:PN + Susp. PN  (SIMBAD class: PlanetaryNeb = Planetary Nebula)
  Stat:is completely incorporated in Simbad
  Note:List 1:    in ref. 1974PASP...86..215S, format '1-N', N=8
    List 2:    in ref. 1975PW&SO...2a...1S, format '2-NNN:, N=392
    List 3:    in ref. 1976PW&SO...2...57S, format '3-NNN', N=153 Suspected PN.
    List 4:    in ref. 1983PASP...95..619S, format '4-N', N=1,    Sa 4-1 = PN G075.7+35.8 = PK 075+35 1
   Ref:=1974PASP...86..215S
     bySANDULEAK N.

 Publ. Astron. Soc. Pac., 86, 215-216 (1974)

    New southern planetary nebulae previously classified as emission-line
    stars.
oPN are not numbered here, but later in literature.
oTable I: <PN Sa 1-N> (Nos 1-1 to 1-8)
   Ref:=1975PW&SO...2a...1S
     bySANDULEAK N.

 Publ. Warner & Swasey Obs., 2, part no 1, 1-None (1975)

    A catalog of confirmed planetary nebulae in the Southern Milky Way
    noted on low-dispersion objective prism plates.
o(Erratum) vol 2,No 1
oTable I: <PN Sa 2-NNN> (Nos 2-1 to 2-392)
   Ref:=1976PW&SO...2...57S
     bySANDULEAK N.

 Publ. Warner & Swasey Obs., 2, 57-None (1976)

    Objective-prism spectroscopy of planetary nebulae in the Southern
    Milky Way.
oTable 1: <PK LLL+BB N> N=179. Table 2: <PN Sa 3-NNN> (Nos 3-1 to    3-153)
   Ref:=1983PASP...95..619S
     bySANDULEAK N.

 Publ. Astron. Soc. Pac., 95, 619-620 (1983)

    A new, young planetary nebula in Hercules.

o<PN Sa 4-N> (No. 4-1).
 Originof the Acronym: L = Found in the literature

Details on Acronym:   Sanduleak
  
Sanduleak (Sanduleak)
  ***** Avoid the usage of Sanduleak,  prefer Sa

Details on Acronym:   Sp
  
Sp     (Observer: Stephenson, list 1)
  Note:Sp 1-1 = Sa 1-1 = PK 284-05 1 is rejected
  ***** Avoid the usage of Sp,  prefer Sa

Details on Acronym:   St
  
St     (Observer: Stephenson)
  Note:List 1 of Stephenson, St 1-1 = Sa 1-1 = PK 284-05 1, rejected
  ***** Avoid the usage of St,  prefer Sa

Details on Acronym:   St
  
St     (Observer: Stephenson)
  Note:list 2 of Stephenson, format 'St 2-NNN = Sa 3-NNN', 5 objects
  ***** Avoid the usage of St,  prefer Sa