VizieR

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VizieR

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J/A+AS/94/399
  Absolute fluxes and distances of PN (Cahn+, 1992)
ReadMe+ftp
1992A&AS...94..399C
Similar Catalogs
Post annotation 		img(gal)
1.J/A+AS/94/399/table1(c)Optical fluxes of galactic planetary nebula. (779 rows)
2.J/A+AS/94/399/table2*Radio flux observations and radio and optical extinctions of galactic planetary nebulae. (Note) (778 rows)
3.J/A+AS/94/399/table4*Distances, optical depth, and radii of galactic planetary nebulae. (Note) (780 rows)
4.J/A+AS/94/399/refsReferences (133 rows)

Simple ConstraintList Of Constraints
 
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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
   (1+2+3)Name (char) (i) PN name
  (1+2+3)n_Name (char) [pHS*] Note on Name (Note G1)   
  (1+3)PK (char) PK number
  (1)Te 10-4K Electron temperature
  (1)HeIII/HeI  (n) HeIII/HeI ratio (Note G2)   
  (1)He/H  (n) He/H ratio (Note G2)   
  (1)log(FHb) [mW/m2] (n) Hβ flux (Note G2)   
  (1)e_log(FHb) [mW/m2] (n) rms uncertainty on log(FHb)
  (1)r_log(FHb) (char) References for Hβ data, in refs.dat file
  (1)I(HeII)  (n) Average intensity of He II λ4686, on scale I(Hβ)=100 (Note G2)   

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)e_I(HeII)  (n) rms uncertainty on I(HeII)
  (1)r_I(HeII) (char) References for He II λ4686 data, in refs.dat file
  (1)Simbad (char) ask the Simbad data-base about this object
  (1)_RA deg (i) Right Ascension (J2000) from SIMBAD (not part of the original data) (pos.eq.ra;meta.main)
  (1)_DE deg (i) Declination (J2000) from SIMBAD (not part of the original data) (pos.eq.dec;meta.main)
  (2)nu GHz (n) Frequency
  (2)F(nu) Jy (n) Flux density at nu frequency
  (2)e_F(nu) Jy (n) rms uncertainty on F(nu)dnu
  (2)n_F(nu) (char) [:] : For Bl 2-1, Eν=K.011, modified in 0.011
  (2)r_F(nu) (char) References for nu data, in refs.dat file
  (2+3)F(5) Jy (n) Flux density at 5GHz (Note G2)   
  (2)cr  (n) Radio extinction constant (G2) (Note 1)   
  (2)n_cr (char) [E] E: Err, no data

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)calpha  (n) Optical extinction constant (G2) (Note 2)   
  (2)e_calpha  (n) rms uncertainty on calpha
  (2)r_calpha (char) References for alpha data, in refs.dat file
  (3)l_RadAng (char) Limit flag on RadAng
  (3)RadAng arcsec (n) Angular radius
  (3)n_RadAng (char) [:] : For Vy2-1, ?.9 modified in 1.9
  (3)Fb(5) Jy (n) Equivalent 5GHz radio flux, derived from Hβ
  (3)n_Fb(5) (char) [E] E: Err, no data
  (3)n_F(5) (char) [E] E: Err, no data
  (3)Tau  (n) Optical depth
  (3)n_Tau (char) [E] E: Err, no data
  (3)Dist pc (n) Distance
  (3)Rad pc (n) Radius in pc

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (4)Ref (char) Reference code
  (4)BibCode (char) BibCode
  (4)Aut (char) Author's name
  (4)Com (char) Comments

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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