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J/A+A/280/581
  Chemical abundances of PNe (Pasquali+, 1993)
Post annotation
  
1.J/A+A/280/581/table1Chemical abundances of the PNe not included in Table 1 of Perinotto (1991ApJS...76..687P) (62 rows)
2.J/A+A/280/581/table2Distances and velocities of PNe with known chemical abundances (222 rows)
3.J/A+A/280/581/table3Planetary Nebulae of type I (27 rows)
4.J/A+A/280/581/table4Planetary Nebulae of type IV (9 rows)
5.J/A+A/280/581/refsReferences quoted in tables. (53 rows)

 
Query by Constraints constraints help applied on Columns (Output Order: + - )
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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification.
  (1+2+3+4)Name (char) Name of PNe
  (1+2+3+4)PK (char) PK number of PNe
  (1+3+4)l_He/H (char) [ >] Limit flag on He/H
  (1+3+4)He/H  (n) Helium abundances with respect to H
  (1+3+4)u_He/H (char) [ :] Uncertainty flag on He/H
  (1+3+4)O/H 10-4 (n) Oxygen abundances with respect to H
  (1+3+4)u_O/H (char) [ :] Uncertainty flag on O/H
  (1+3+4)l_C/O (char) [ <] Limit flag on N/O
  (1+3+4)C/O  (n) Carbon abundances with respect to Oxygen
  (1+3+4)u_C/O (char) [ :] Uncertainty flag on C/O

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  (1+3+4)l_N/O (char) [ <] Limit flag on N/O
  (1+3+4)N/O  (n) Nitrogen abundances with respect to Oxygen
  (1+3+4)u_N/O (char) [ :] Uncertainty flag on N/O
  (1+3+4)Ne/O  (n) Neon abundances with respect to Oxygen
  (1+3+4)u_Ne/O (char) [ :] Uncertainty flag on Ne/O
  (1+3+4)r6PK (char) References in literature.
  (1+3+4)Z pc (n) Z distance from the Galactic Plane from Cahn et al. (1992A&AS...94..399C)
  (1+2+3+4)V(LSR) km/s (n) Radial velocities from Schneider et al. (1983ApJS...52..399S)
  (2)Distance pc Distance calculated from Cahn et al. (1992A&AS...94..399C)
  (5)RefNo  Reference number
  (5)Text (char) Text of reference, starting with the bibcode when existing.

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